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International Gambling Studies
ISSN: (Print) (Online) Journal homepage: https://www.tandfonline.com/loi/rigs20
A systematic literature review of studies on
attitudes towards gambling using the Attitudes
Towards Gambling Scale (ATGS)
Joakim Hellumbråten Kristensen, Sandra Trifunovic, Julie Strand, Karen Kraft
Vistnes, André Syvertsen, Amin Zandi & Ståle Pallesen
To cite this article: Joakim Hellumbråten Kristensen, Sandra Trifunovic, Julie Strand, Karen Kraft
Vistnes, André Syvertsen, Amin Zandi & Ståle Pallesen (2022): A systematic literature review
of studies on attitudes towards gambling using the Attitudes Towards Gambling Scale (ATGS),
International Gambling Studies, DOI: 10.1080/14459795.2022.2143856
To link to this article: https://doi.org/10.1080/14459795.2022.2143856
© 2022 The Author(s). Published by Informa
UK Limited, trading as Taylor & Francis
Group.
Published online: 05 Dec 2022.
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REVIEW ARTICLE
A systematic literature review of studies on attitudes towards
gambling using the Attitudes Towards Gambling Scale (ATGS)
Joakim Hellumbråten Kristensen
a,b
, Sandra Trifunovic
a
, Julie Strand
a
,
Karen Kraft Vistnes
a
, André Syvertsen
a,b
, Amin Zandi
c
and Ståle Pallesen
a,b
a
Department of Psychosocial Science, University of Bergen, Bergen, Norway;
b
Norwegian Competence
Centre for Gambling and Gaming Research, University of Bergen, Bergen, Norway;
c
Faculty of Psychology
and Educational Sciences, University of Tehran, Tehran, Iran
ABSTRACT
Several studies have investigated attitudes toward gambling using
the Attitudes Towards Gambling Scale (ATGS), however, their nd-
ings have not previously been synthesized or systematically
reported. Thus, we conducted a systematic literature review on
studies employing the ATGS to summarize the current evidence.
Database searches were conducted in January 2022 in Cinahl,
Embase, PsycInfo, Pubmed, Web of Science, GreyNet, and Google
Scholar. Papers were included if they presented data based on the
ATGS and were published in a European language. Twenty-six
papers presenting the results from 23 unique studies met the
inclusion criteria. Two reviewers independently extracted the data
and assessed the risk of bias. Most of the studies were cross-
sectional and used the short (8-item) version of ATGS. The synthesis
indicates an overall incline towards negative attitudes. More posi-
tive attitudes were associated with being male, younger age, and
higher gambling frequency. Studies were divergent in ndings
concerning problem gambling and gambling attitudes, which
could be due to variance in problem gambling severity in the
samples. The current evidence base is encumbered by limitations
in study quality and designs. Future research should emphasize
longitudinal designs, include non-western samples, and investigate
the directionality and causality of variables associated with atti-
tudes towards gambling.
ARTICLE HISTORY
Received 19 July 2022
Accepted 31 October 2022
KEYWORDS
Gambling; attitudes;
gambling disorder; ATGS;
literature review
Introduction
Gambling is a popular, yet controversial activity. For many, gambling is an exciting
pastime activity offering a way to socialize with friends, family and community (Latvala
et al., 2019). Gambling has also a positive impact on society in terms of employment,
increased state revenues, and by providing revenues for sporting clubs and humanitarian
organizations (Rossow & Hansen, 2016; Walker & Jackson, 2011). Many, however,
associate gambling with the negative consequences a minority of gamblers experience.
Problem gambling has been found to be associated with several adverse outcomes,
including financial problems (e.g. unmanageable debts), legal problems, job loss,
CONTACT Joakim Hellumbråten Kristensen joakim.kristensen@uib.no
INTERNATIONAL GAMBLING STUDIES
https://doi.org/10.1080/14459795.2022.2143856
© 2022 The Author(s). Published by Informa UK Limited, trading as Taylor & Francis Group.
This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivatives License
(http://creativecommons.org/licenses/by-nc-nd/4.0/), which permits non-commercial re-use, distribution, and reproduction in any med-
ium, provided the original work is properly cited, and is not altered, transformed, or built upon in any way.
relationship problems, decreased mental and physical health, and even suicide (Adolphe
et al., 2019; Black et al., 2012; Karlsson & Håkansson, 2018; Lorains et al., 2011). Such
harms extend beyond the individual gambler as it often also affects their close others,
extended family, employers, as well as society as a whole given the costs of e.g. treatment
and the need for regulation (Hofmarcher et al., 2020; Kalischuk et al., 2006). The
prevalence of problem gambling varies, but most studies report prevalence rates
among adults in the range of 0.12% to 5.8% across cultures (Calado & Griffiths, 2016).
The presence, knowledge, and experience of positive and negative consequences
associated with gambling contribute to shaping people’s opinions or attitudes toward
gambling. Attitudes can be understood as ‘a relatively enduring and general evaluation of
an object, person, group, issue or concept on a dimension ranging from negative to
positive’ (American Psychological Association, n.d.). According to the theory of planned
behavior (Ajzen, 1991), attitudes indirectly influence behavior as attitudes, in addition to
subjective norms and perceived behavioral control, determine the intention to engage in
a behavior. Consequently, the theory postulates that to practice a given behavior one
possesses a particular attitude (Wood & Griffiths, 2004). Based on this theoretical notion,
research on attitudes towards gambling has received increased interest in the past few
decades (Plotka et al., 2016). Affirmatory with the theory of planned behavior, a number
of studies have found more acceptant or positive attitudes toward gambling to be
associated with a higher gambling frequency (Chiu & Storm, 2009; Delfabbro &
Thrupp, 2003; Hardoon & Derevensky, 2002; Williams et al., 2006; Wood & Griffiths,
2004) and gambling-related problems (Chiu & Storm, 2009; Delfabbro & Thrupp, 2003;
Williams et al., 2006; Wood & Griffiths, 2004), albeit the latter has not been found
consistently (Salonen et al., 2014). Hence, measuring attitudes towards gambling could
be useful for predicting gambling behavior and to possibly identify individuals with a risk
of developing problem gambling.
For most studies that have investigated attitudes toward gambling in the general
population, the mean score on attitudes towards gambling has generally been negative
or, at best, ambivalent (Delfabbro & King, 2020; Smith et al., 2011). Some studies have
found that males hold more positive attitudes compared to women (Buczkiewicz et al.,
2007; Jackson et al., 2008; Kassinove, 1998; Moore & Ohtsuka, 1997; Peltzer & Thole,
2000; Smith et al., 2011; Taormina, 2009; Wood & Griffiths, 1998). The most common
finding regarding age is that young people tend to have more favorable attitudes towards
gambling than older people (Smith et al., 2011; Taormina, 2009).
A handful of instruments assessing attitudes toward gambling has been developed,
including the Gambling Attitude and Belief Survey (Breen & Zuckerman, 1999), the
Gambling Attitude Scale (Kassinove, 1998), and the Casino Attitude Scale (Sutton &
Griffiths, 2008). However, findings based on these different instruments have certain
limitations in terms of comparability as these measures differ in the overall construct
captured (e.g. to the extent it includes cognitive biases) as well as vary in the specific
gambling activity considered. These issues lead to the development of the Attitudes
Towards Gambling Scale (ATGS; Orford et al., 2009). The ATGS was originally developed
for the British Gambling Prevalence Survey 2007 (Wardle et al., 2007), and has since
become a widely used measurement as it is regarded as a robust and standardized
measure of gambling attitudes that can be administered to gamblers as well as non-
gamblers (Canale et al., 2016). The scale differs from previous measures of gambling
2J. HELLUMBRÅTEN KRISTENSEN ET AL.
attitudes, as it aims to measure more generic attitudes toward gambling that is indepen-
dent of the influence of attitudes related to particular forms of gambling activities (e.g.
casino gambling, horse track betting, lotteries) and gambling-related policy issues
(Orford et al., 2009). There are currently two versions of ATGS; the original longer
version consisting of 14 items (ATGS-14; Orford et al., 2009) and a shorter version
consisting of eight items (ATGS-8; Canale et al., 2016). Both scales include statements
that are scored on a 5-point Likert scale, ranging from strongly agree (1) to strongly
disagree (5). Half of the items in each scale are reversed when deriving the mean score.
Higher mean scores indicate more positive attitudes, and a total score above 42 on the
ATGS-14 or 24 on the ATGS-8 indicates a positive attitude toward gambling (Wardle
et al., 2007, 2010).
Although several studies on attitudes toward gambling have been conducted using the
ATGS, findings have been somewhat inconsistent across studies. Moreover, considering
the issues of comparability of findings deriving from different studies using different
instruments, a synthesis of studies employing the ATGS specifically would advance the
field by consolidating the evidence base and clarifying conflicting findings. Against this
backdrop, we conducted a systematic literature review of studies on attitudes towards
gambling based on the ATGS. Two research questions were investigated: (1) ‘What
characterizes studies on attitudes towards gambling that have used the ATGS?’ and (2)
‘What are the main findings from the studies using the ATGS?’.
Methods
Search strategy
The current systematic literature review was conducted in accordance with the Preferred
Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA)-guidelines (Page
et al., 2021). The review was pre-registered at the PROSPERO International prospective
register of systematic reviews (https://www.crd.york.ac.uk/PROSPERO/; record ID:
CRD42022311675). Literature searches without time constraints were completed on
January 27
th
, 2022, and conducted in Cinahl, Embase, PsycInfo, Pubmed, Web of
Science, GreyNet, and Google Scholar electronic databases. Search items comprised
gambl* AND attitude* and were entered similarly in each database without the use of
any MeSH or other expanders. The database searches yielded 5188 initial results, with
628 hits in Cinahl, 920 in Embase, 1332 in PsycInfo, 1003 in Pubmed, 1105 in Web of
Science, 0 hits on GreyNet. Due to a large number of hits in Google Scholar (over 23,000
hits), only the 200 first hits were included for screening. In addition, the reference lists of
included manuscripts were screened to identify potential manuscripts that were not
identified in the formal literature searches. The reference screening was conducted by
two reviewers which examined the titles of the referred papers for words related to
gambling and attitudes and then investigated whether the reference of interest had
previously been included in the formal search- and screening process. However, no
additional potentially relevant manuscripts were identified and included for further
screening by this method. Lastly, we included one gray literature report on problem
gambling (Pallesen et al., 2020) that was not identified by the formal literature searches as
we already were familiar with the contents of this report.
INTERNATIONAL GAMBLING STUDIES 3
Selection process
The identified records were imported into Endnote reference manager software
which was used to remove duplicate records and organize the selection process.
Two reviewers independently screened the title and abstracts of the records to sort
out non-relevant records before assessing the full-text manuscript against the inclu-
sion criteria. To be included in the present review, the studies had to: (1) present
original quantitative data on attitudes toward gambling based on the Attitude
Towards Gambling Scale (ATGS) and (2) be published in a European language.
No further restrictions were applied regarding data, geographic location, setting, or
study design. Exclusion criteria were that the articles were (1) reviews or other
papers presenting secondary data, (2) qualitative studies, and (3) abstracts or con-
ference presentations.
Data extraction and risk of bias assessment
Two reviewers extracted the data independently from the included articles using
a coding scheme made for the present review and compiled the data in an Excel
spreadsheet. The coding scheme encompassed information concerning the manu-
script’s registration details, study setting, participant’s characteristics, methodology,
and main findings. Manuscripts varied whether they reported adjusted estimates,
unadjusted estimates, or both. If the paper presented both adjusted and unadjusted
estimates, we chose to only extract and present findings based on adjusted estimates.
In several cases, the included articles did not contain the necessary information to
extract all relevant data or lacked proper descriptions of results. In such cases, the
corresponding authors were contacted and asked to provide the missing information
or clarifications. Four out of 19 contacted authors replied, providing minor clar-
ifications, but no additional data was provided. Following individual coding of
descriptive statistics and the main findings, the proportionate level of inter-
reviewer agreement was calculated to be 83.0%. Disagreements were resolved by
consulting the original article and through discussions.
The Mixed Methods Appraisal Tool 2018 version (MMAT; Hong et al., 2018) was
used to assess the risk of bias in the included studies. MMAT is an assessment tool
to appraise articles for reviews including multiple study designs. It reviews the
methodological quality of qualitative, quantitative, and mixed methods studies.
There are five quality criteria for each of the following five categories of study
designs: (1) qualitative, (2) randomized controlled, (3) non-randomized, (4) quanti-
tative descriptive, and (5) mixed methods. MMAT consists of a general screening
and a specific assessment related to the appropriate study design. The criteria are
rated by responding ‘yes’, ‘no’, or ‘can’t tell’, and provides a general assessment of
the study’s risk of bias. The MMAT assessment was conducted for each manuscript,
rather than for each unique study. The level of inter-reviewer agreement for coding
the risk of bias in MMAT was 78.1%. Discrepancies were settled by consulting the
original article and discussions between the reviewers.
4J. HELLUMBRÅTEN KRISTENSEN ET AL.
Results
Study selection
An overview of the study screening and selection process can be found in Figure 1. After
removing the duplicate records (N = 2098), the titles and abstracts of the remaining 3090
manuscripts were screened, resulting in 295 full-text manuscripts that were assessed
against the inclusion and exclusion criteria. From this pool, 270 manuscripts were
excluded as they did not specifically report data based on the ATGS. Thus, 26 manu-
scripts that reported results from 23 unique studies were assessed as eligible for inclusion
and were included in the current review. Disagreement between the authors in the study
full-text assessment was detected for five manuscripts which were resolved through
discussion. The total agreement percentage before the discussion amounted to 80%.
Study characteristics
The study characteristics and key findings are summarized in Table 1. There has been
a considerable increase in published studies using the ATGS after 2018. Most of the
studies include participants from Europe, Australia, and the USA, except for one sample
of Nigerian participants (Ayandele et al., 2021), and one study from Israel (Gavriel-Fried,
2015). In addition, one study (Delfabbro et al., 2021, 2021) compared participants from
Australia, Croatia, Israel, and Canada. For nine studies, the target populations comprised
the general population, one study comprised adults, while ten studies targeted youths/
adolescents and young adults (including high school and university students; see
Table 1). Two of the 23 studies included more specific samples of ex-offenders (Rosen
et al., 2020) and individuals from Ukraine and Vietnam living in the Czech Republic
(Fiedor & Seidlova, 2021). Sample sizes ranged from N = 111 to N = 9037, and a total of
Records identified from*:
Cinahl (n= 628)
Embase (n= 920)
PsychInfo (n= 1332)
Pubmed (n= 1003)
Web of Science (n= 1105)
GreyNet (n= 0)
Google Scholar (n= 200)
Records removed before
screening:
Duplicate records removed
(n = 2098)
Records screened
(n = 3090)
Records excluded**
(n = 2795)
Reports sought for retrieval
(n = 295)
Reports not retrieved
(n = 0)
Reports assessed for eligibility
(n = 295) Reports excluded:
Did not present data on the
ATGS (n = 270)
Records identified from:
Citation searching (n = 0)
Additional grey literature report previously
known to the reviewers (n = 1; Pallesen et
al., 2020)
Reports assessed for eligibility
(n = 1)
Reports excluded (n = 0)
Studies included in review
(n = 23)
Reports of included studies
(n = 26)
Identification of studies via databases and registers Identification of studies via other methods
noitacifitnedI
Screening
Included
Reports sought for retrieval
(n = 1)
Reports not retrieved
(n = 0)
Figure 1. PRISMA flow chart.
INTERNATIONAL GAMBLING STUDIES 5
Table 1. Study characteristics and key findings by the target population.
Reference NCountry Target population
a
Mean age
(SD)
%
women
ATGS
version
ATGS
mean
scores Key reported findings
General population
Àndra et al. (2021) 704 Italy General population – 54.4 8 – ●Problematic gamblers
reported higher ATGS
scores compared to
non-/non-
problematic
gamblers.
●No gender difference
on the ATGS was
found.
●Level of education
was inversely asso-
ciated with ATGS
scores.
Canale et al. (2016) 7746 United Kingdom General population 46.4 (–) 52.0 8 – ●ATGS scores were
positively associated
with gambling
frequency.
●ATGS scores were
positively associated
with levels of gam-
bling problems.
(Continued)
6J. HELLUMBRÅTEN KRISTENSEN ET AL.
Table 1. (Continued).
Reference NCountry Target population
a
Mean age
(SD)
%
women
ATGS
version
ATGS
mean
scores Key reported findings
Donaldson et al. (2015) 1794 Australia General population 55.4
(13.3)
52.8 14 32.5/18.6
b
●ATGS scores were
positively associated
with gambling fre-
quency, gambling
product diversity,
time last gambled
(recency), and game
intensity, and inver-
sely related to atti-
tudes toward harm
reduction and gam-
bling reform
legislation.
●ATGS scores were
inversely related to
PGSI score, being
a woman, full-time
employment, and
education.
(Continued)
INTERNATIONAL GAMBLING STUDIES 7
Table 1. (Continued).
Reference NCountry Target population
a
Mean age
(SD)
%
women
ATGS
version
ATGS
mean
scores Key reported findings
Fiedor et al. (2018) 1076 Czech Republic Inhabitants from a post-communist
country/the general population of the
Czech Republic
– – 8 17.8 ●ATGS scores were
positively related to
gambling frequency.
●‘Broader’ definition/
conception of gam-
bling was inversely
associated with the
ATGS.
●Younger age groups
(except 20–29 years)
reported more posi-
tive attitudes than
compared to older
age groups.
●Women reported
more negative atti-
tudes than men.
●Widows/widowers
and married partici-
pants reported more
negative attitudes
than single/divorced.
(Continued)
8J. HELLUMBRÅTEN KRISTENSEN ET AL.
Table 1. (Continued).
Reference NCountry Target population
a
Mean age
(SD)
%
women
ATGS
version
ATGS
mean
scores Key reported findings
McAllister (2013) 1213 Australia General population – – 8 3.9 (out of 10) ●Frequent gamblers
reported more posi-
tive attitudes than
less frequent
gamblers.
●Frequency of general
gambling was more
strongly related to
the ATGS than the
frequency of scratch/
lottery tickets.
●The ATGS was inver-
sely related to stricter
public attitudes
toward gambling
regulation and
explained a large
proportion of the
variance in the multi-
variate model.
●Frequent church
attendees had more
negative attitudes on
gambling than those
less frequent or not
attending church.
(Continued)
INTERNATIONAL GAMBLING STUDIES 9
Table 1. (Continued).
Reference NCountry Target population
a
Mean age
(SD)
%
women
ATGS
version
ATGS
mean
scores Key reported findings
Orford et al. (2009, 2010) 8872 United Kingdom General population – – 14 35.4/20.2
b
●Scores on the ATGS
were positively asso-
ciated with gambling
frequency, the
amount lost, amount
won, younger age
first started to gam-
ble, scores on DSM-IV
problem gambling
criteria/PGSI, and
having a parent that
gambles.
●Having a parent or
close relative with
problem gambling
was inversely asso-
ciated with the ATGS.
●Male sex, younger
age, white/European
ethnicity, lowest
school qualification,
lower-status occupa-
tions, higher house-
hold income, better
self-reported health,
smoking, and heavy
drinking were all
associated with less
negative attitudes
toward gambling.
(Continued)
10 J. HELLUMBRÅTEN KRISTENSEN ET AL.
Table 1. (Continued).
Reference NCountry Target population
a
Mean age
(SD)
%
women
ATGS
version
ATGS
mean
scores Key reported findings
Pallesen’s et al. (2020) 9037 Norway General population 44.6
(16.4)
51.3 8 F: 20.7
M: 22.7
●Gambling participa-
tion last 6 months
was positively asso-
ciated with ATGS
scores.
●Those who did not
gamble or were cate-
gorized as problem
gamblers (according
to the PGSI) reported
lower scores on the
ATGS than normal-,
low-risk- and moder-
ate-risk gamblers.
●Those being single,
not having children,
having a lower
income, and full-time
employment had
higher scores on the
ATGS than their
counterparts.
●Female gender, lower
age, and the highest
educational level
were inversely asso-
ciated with ATGS
scores.
(Continued)
INTERNATIONAL GAMBLING STUDIES 11
Table 1. (Continued).
Reference NCountry Target population
a
Mean age
(SD)
%
women
ATGS
version
ATGS
mean
scores Key reported findings
Salonen et al. (2014) 3497 Finland General population 48.2
(16.8)
52.8 8 22.7 ●Problem gambling
severity (SOGS) and
being a concerned
other of a problem
gambler were inver-
sely associated with
ATGS scores.
●Net wage
>2000 euro, and
risky alcohol con-
sumption were posi-
tively associated with
ATGS scores.
●Female gender,
higher age, and less
than 12 years of edu-
cation were inversely
related to ATGS
scores.
Salonen et al. (2017) S1:
4484
S2:
4515
Finland General population – S1:
52.8
S2:
48.9
8 2011 F: 21.4
2011 M: 23.9
2015 F: 22.9
2015 M: 25.2
●Participants reported
overall higher ATGS
scores in S2 com-
pared to S1.
●Change in ATGS score
was not significant
among men aged 15-
17- and 18-24-years,
and women aged 15–
17 years.
●Women generally
reported lower ATGS
scores than men.
Adolescents/young
adults
(Continued)
12 J. HELLUMBRÅTEN KRISTENSEN ET AL.
Table 1. (Continued).
Reference NCountry Target population
a
Mean age
(SD)
%
women
ATGS
version
ATGS
mean
scores Key reported findings
Ayandele’s et al. (2021) 197 Nigeria Youths 22.8 (3.2) 16.2 8 28.2 ●Higher gambling fre-
quency was related to
higher ATGS scores.
●Age was inversely
associated with the
ATGS scores.
Calado et al. (2017) 988 United Kingdom Adolescents and young people 19.8 (–) 40.8 8 – ●ATGS scores did not
predict problem
gambling status.
Calado et al. (2019) 111 Portugal High school students 17.6 (1.6) 58.5 8 – ●Participants in the
intervention group
reported reduced
ATGS scores at the
last session of
intervention.
●Changes in ATGS
scores were not asso-
ciated with problem
gambling status. The
main effect was not
significant at follow-
up six weeks after the
intervention.
(Continued)
INTERNATIONAL GAMBLING STUDIES 13
Table 1. (Continued).
Reference NCountry Target population
a
Mean age
(SD)
%
women
ATGS
version
ATGS
mean
scores Key reported findings
Delfabbro et al.
(2021,2021)
1787 Australia Croatia
Israel Canada
University students Australia:
19.6 (2.1)
Israel:
23.3 (2.8)
Croatia:
21.6 (2.5)
Canada:
21.0 (2.4)
64.0 8 Australia: 19.8
Israel: 18.0
Croatia: 18.7
Canada: 21.4
●Canadian respon-
dents had the high-
est ATGS scores
followed by Australia,
Croatia and Israel.
●Participants who
gambled regularly
reported more posi-
tive attitudes toward
gambling than those
who were not regular
gamblers.
●Women reported
lower scores on the
ATGS than men.
●Gambling attitudes
correlated positively
with social accessibil-
ity and positive atti-
tudes toward (strict)
gambling regulation.
●Gambling attitudes
were inversely and
weakly related to
exposure to people
with gambling
problems.
●Gambling attitudes
were inversely asso-
ciated with stigma
(ostracism and
contempt).
(Continued)
14 J. HELLUMBRÅTEN KRISTENSEN ET AL.
Table 1. (Continued).
Reference NCountry Target population
a
Mean age
(SD)
%
women
ATGS
version
ATGS
mean
scores Key reported findings
Dowling et al. (2020) 499 Australia – 23.2 (–) 56.1 8 26.7 ●Women reported
higher ATGS scores
than men
●ATGS scores were
unrelated to problem
gambling.
Hanss et al. (2014, 2014) 1977 Norway Adolescents
Norwegian 17-year-olds
17 (–) 52.9 14 37.7/21.5
b
●Problematic gam-
bling (PGSI) was
inversely related to
ATGS scores.
●Lifetime gambling
and peer/family
approval of gambling
were positively asso-
ciated with ATGS
scores.
●ATGS scores were
inversely associated
with female gender,
agreeableness, and
positively associated
with sensation
seeking.
Kaakinen et al. (2019) S1:
1200
S2:
230
Finland Young people S1: 21.3
S2: 24.4
S1:
50.0
S2:
53.0
8 S1: 23.4
S2: 24.0
●Respondents with
more positive gam-
bling attitudes
reported higher posi-
tive interest in pro-
gambling messages
in a vignette
experiment.
(Continued)
INTERNATIONAL GAMBLING STUDIES 15
Table 1. (Continued).
Reference NCountry Target population
a
Mean age
(SD)
%
women
ATGS
version
ATGS
mean
scores Key reported findings
Oksanen et al. (2019) 1200 Finland Finnish young people 21.2 (2.8) 50.0 8 23.4 ●ATGS scores were
positively associated
with frequency of
competent- and
entertainment-type
gambling.
Pallesen et al. (2016) W1:
2055
W2:
1239
Norway Adolescents W1: 17.5
W2: 18.5
70.4 14 W1: 37.7/21.5
b
W2: 38.7/22.1
b
●Adolescent partici-
pants significantly
had more positive
attitudes toward
gambling in W2
compared to W1.
●ATGS scores at W1,
gambling only at W2,
gambling both at W1
and W2, and family
and friends’ approval
of gambling posi-
tively predicted ATGS
scores at W2.
●Female gender and
neuroticism were
inversely related to
ATGS score.
(Continued)
16 J. HELLUMBRÅTEN KRISTENSEN ET AL.
Table 1. (Continued).
Reference NCountry Target population
a
Mean age
(SD)
%
women
ATGS
version
ATGS
mean
scores Key reported findings
Sanscartier et al. (2019) 1194 Canada Young adults 19.1 (1.5) 68.0 14 35.1/20.1
b
●Gambling frequency,
family/peer approval
of gambling, and
more permissive
drinking norms were
positively related to
ATGS scores.
●Problematic gam-
bling in the family,
higher perceived reli-
gious faith, higher
age,
Zhou et al. (2018) 122 Canada University undergraduate students F: 23.4
(5.2)
M: 23.4
(7.3)
75.4 8 22.6 ●ATGS scores corre-
lated weakly with
problem gambling
severity (SOGS).
●Men reported higher
ATGS scores than
women.
Adults
Gavriel-Fried (2015) 1000 Israel Jewish-Israeli adults 40.3
(14.1)
49.6 8 19.5 ●ATGS scores were
positively associated
with gambling fre-
quency and the
number of forms of
gambling engaged
in.
●PGSI score, female
gender, and higher
self-perceived religi-
osity were inversely
related to the ATGS.
Other
(Continued)
INTERNATIONAL GAMBLING STUDIES 17
Table 1. (Continued).
Reference NCountry Target population
a
Mean age
(SD)
%
women
ATGS
version
ATGS
mean
scores Key reported findings
Fiedor and Seidlova
(2021)
171 Czech Republic People from Vietnam and Ukraine living in
the Czech Republic
– – 8 Ukraine: 18.0
Vietnam: 18.3
●Individuals who parti-
cipated in more
games in the
past year reported
higher ATGS scores
than those who did
not- or participated in
fewer games
per year.
●The Ukrainians and
Vietnamese reported
slightly more positive
attitudes than the
Czech majority (com-
pared to the results
from Fiedor et al.,
2018).
Rosen et al. (2020) 126 USA Ex-offenders 32.5 (7.3) 13.0 8 21.5 ●Ex-offenders with
gambling disorder
reported higher ATGS
scores than ex-
offenders without
gambling disorder.
●ATGS score was inver-
sely related to the
likelihood to seek
treatment for gam-
bling problems.
●Individuals with gam-
bling disorder
reported lower ATGS
scores after a brief
intervention, but the
interaction effect of
time x condition
(treatment and con-
trol) was not
significant.
– = did not report data on this variable, ATGS= Attitudes Towards Gambling Scale,
a
= The targeted population as reported by the individual manuscript,
b
= ATGS-14 score transformed to ATGS-
8 score by the authors, W1 = first wave, W2 = second wave, S1 = first study, S2 = second study, PGSI = the Problem Gambling Severity Index, SOGS = the South Oaks gambling Screen.
18 J. HELLUMBRÅTEN KRISTENSEN ET AL.
55,795 participants are included in the present synthesis. The mean age of the partici-
pants ranged from 17.0 to 55.4. However, seven studies did not report the mean age. For
the 19 studies that reported data on gender, the gender distribution ranged from 13.0% to
75.4% women in the samples.
The majority of studies were cross-sectional (k = 18), while one was longitudinal
(Pallesen et al., 2016), and four were experimental (Calado et al., 2019; Kaakinen et al.,
2019; Rosen et al., 2020; Zhou et al., 2018). Regarding participant sampling, two studies
(Gavriel-Fried, 2015; Kaakinen et al., 2019) used quota sampling, two (Fiedor & Seidlova,
2021; Rosen et al., 2020) used judgmental sampling, nine studies (Ayandele et al., 2021;
Calado et al., 2017, 2019; Delfabbro et al., 2021, 2021; Dowling et al., 2020; Oksanen et al.,
2019; Sanscartier et al., 2019; Zhou et al., 2018; Àndra et al., 2021) used convenience
sampling, while the remaining ten studies employed simple random sampling. All in all,
70% of the included studies used the ATGS-8 while the remaining used the ATGS-14 (see
Table 1). For most studies, the Cronbach’s alphas reported were above .70, except for four
studies (Calado et al., 2019; Delfabbro et al., 2021, 2021; Fiedor & Seidlova, 2021; Zhou
et al., 2018) which reported an alpha between .53 and .67, indicating an internal
consistency below the conventional acceptable level.
Main ndings
Out of the 23 unique included studies, 19 reported a mean score on the ATGS of which
17 studies reported a mean score indicative of negative attitudes toward gambling (i.e.
M > ATGS-14 = 42/ATGS-8 = 24, see Table 1). Only two studies (Ayandele et al., 2021;
Dowling et al., 2020) reported a mean score that indicated positive attitudes, in addition
to one sub-sample of men in one study (Salonen et al., 2017). In studies using the ATGS-
14, the mean scores ranged from 32.5 to 37.0. The corresponding range for studies using
the ATGS-8 was l7.8 to 28.2. One study (McAllister, 2013) transformed the response
alternative to a 0–10 scale, which precludes direct comparison of results. One study
(Salonen et al., 2017) compared attitudes towards gambling in two separate samples at
two different time points. In that study, both men and women reported negative attitudes
in 2011, but in 2015 the male sample was positive whilst the majority of the female sample
remained negative. Pallesen et al. (2016) employed a longitudinal design to investigate
whether adolescents’ attitudes towards gambling would change when transcending from
underage (17 years) to legal gambling age (18 years). Their results showed that the
adolescents reported statistically significantly more positive attitudes (though still overall
negative) towards gambling after they had turned 18 (wave 2) compared to one year
earlier (wave 1).
In terms of associated variables, the most commonly investigated variables were
gambling-related variables (i.e. gambling frequency and problem gambling severity),
gender, age, and education. All studies except one (Hanss et al., 2014, 2014) that
investigated gambling frequency found a positive relationship between gambling fre-
quency and ATGS scores. The reports of the association between attitudes toward
gambling and problem gambling were, however, somewhat more divergent. Two studies
(Calado et al., 2017; Dowling et al., 2020) did not find any significant association between
the ATGS and problem gambling severity. Four studies (Canale et al., 2016; Orford et al.,
2009, 2010; Zhou et al., 2018; Àndra et al., 2021) reported a positive association between
INTERNATIONAL GAMBLING STUDIES 19
problem gambling severity and attitudes towards gambling. Four studies (Donaldson
et al., 2015; Gavriel-Fried, 2015; Hanss et al., 2014, 2014; Salonen et al., 2014) reported the
opposite, indicating that higher problem gambling severity was associated with more
negative attitudes towards gambling. Lastly, one study (Pallesen et al., 2020) found that
participants that did not gamble or were categorized as a problem gambler reported more
negative attitudes than normal- low-risk- and moderate-risk gamblers. In addition, three
studies (Delfabbro et al., 2021, 2021; Orford et al., 2009, 2010; Sanscartier et al., 2019)
reported that being exposed to or being a concerned other to a problem gambler was
associated with more negative attitudes towards gambling compared to those not being
exposed to or being a concerned other to a problem gambler.
Out of the 15 studies that investigated the associations with gender, 12 reported
women to have more negative attitudes compared to men (see Table 1), while one
study (Dowling et al., 2020) reported the opposite, and two studies (Ayandele et al.,
2021; Àndra et al., 2021) did not find a statistically significant gender difference. Of the
ten studies that investigated the relationship between gambling attitudes and age, five
studies (Ayandele et al., 2021; Fiedor et al., 2018; Orford et al., 2009, 2010; Salonen et al.,
2014; Sanscartier et al., 2019) reported an inverse association between age and positive
attitudes. However, two studies (Pallesen et al., 2016, 2020) reported a positive associa-
tion between age and positive attitudes, and three studies (Donaldson et al., 2015;
Gavriel-Fried, 2015; McAllister, 2013) did not report a statistically significant association
between gambling attitudes and age. Eight studies investigated education in relation to
gambling attitudes. Four studies (Donaldson et al., 2015; Orford et al., 2009, 2010;
Pallesen et al., 2020; Àndra et al., 2021) reported an inverse association between levels
of education and attitudes, while one study (Salonen et al., 2014) reported a positive
association between the ATGS and having 12 or more (in contrast to having less than 12)
years of education. The remaining three studies (Fiedor et al., 2018; Gavriel-Fried, 2015;
McAllister, 2013) did not find statistically significant associations between gambling
attitudes and education level.
Risk of bias
The risk of bias assessment using the MMAT is summarized in Table 2. Three of the five
categories in MMAT (qualitative, quantitative non-randomized controlled trials, and
mixed methods) were not used in the assessment as none of the included studies in the
present review were based on such designs. Four manuscripts were included in category
two (quantitative randomized controlled trials) and the remaining 22 were included in
category four (quantitative descriptive studies; see Table 2). Only five of the 26 manu-
scripts scored yes on all the categories in MMAT. Eight of the quantitative descriptive
studies did not have a representative sample and two did not provide sufficient informa-
tion to evaluate the representativeness (see Table 2). The risk of nonresponse bias was
evaluated as high for three manuscripts and as unclear for nine manuscripts (see Table 2).
All four experimental/intervention studies collected outcome data using self-report.
Therefore, the outcome assessors could not be blinded to the experimental condition.
Additionally, one study (Kaakinen et al., 2019) did not provide sufficient data to assess
whether the randomization was performed appropriately or if the participants adhered to
the assigned intervention.
20 J. HELLUMBRÅTEN KRISTENSEN ET AL.
Table 2. Results from the MMAT quality assessment.
Study
S1. Are
there clear
research
questions?
S2. Do the
collected
data allow
to address
the
research
questions?
2.1. Is
randomization
appropriately
performed?
2.2. Are the
groups
comparable
at baseline?
2.3. Are
there
complete
outcome
data?
2.4. Are
outcome
assessors
blinded to
the
intervention
provided?
2.5. Did the
participants
adhere to
the assigned
intervention?
4.1. Is the
sampling
strategy
relevant
to address
the
research
question?
4.2. Is the
sample
representative
of the target
population?
4.3. Are the
measurements
appropriate?
4.4. Is the risk
of
nonresponse
bias low?
4.5. Is the
statistical
analysis
appropriate
to answer
the research
question?
Àndra et al.
(2021)
Y Y Y N Y C C
Ayandele’s
et al.
(2021)
Y Y Y N Y C C
Calado
et al.
(2017)
Y Y Y N Y C C
Calado
et al.
(2019)
Y Y Y Y Y C Y
Canale
et al.
(2016)
Y Y Y Y Y Y Y
Delfabbro
et al.
(2021)
Y N N N Y N Y
Delfabbro
et al.
(2021)
Y Y Y N Y C C
Donaldson
et al.
(2015)
Y Y Y C Y C C
Dowling
et al.
(2020)
Y C C C Y C Y
(Continued)
INTERNATIONAL GAMBLING STUDIES 21
Table 2. (Continued).
Study
S1. Are
there clear
research
questions?
S2. Do the
collected
data allow
to address
the
research
questions?
2.1. Is
randomization
appropriately
performed?
2.2. Are the
groups
comparable
at baseline?
2.3. Are
there
complete
outcome
data?
2.4. Are
outcome
assessors
blinded to
the
intervention
provided?
2.5. Did the
participants
adhere to
the assigned
intervention?
4.1. Is the
sampling
strategy
relevant
to address
the
research
question?
4.2. Is the
sample
representative
of the target
population?
4.3. Are the
measurements
appropriate?
4.4. Is the risk
of
nonresponse
bias low?
4.5. Is the
statistical
analysis
appropriate
to answer
the research
question?
Fiedor et al.
(2018)
Y Y Y N Y Y Y
Fiedor and
Seidlova
(2021)
Y Y Y N Y C C
Gavriel-
Fried
(2015)
Y Y Y Y Y Y C
Hanss et al.
(2014)
Y Y Y Y Y N Y
Hanss et al.
(2014)
Y Y Y Y Y Y Y
Kaakinen
et al.
(2019)
Y Y C Y Y C C
McAllister
(2013)
Y Y Y Y Y N Y
Oksanen
et al.
(2019)
Y Y Y Y Y Y Y
Orford
et al.
(2009)
Y Y Y Y C Y C
Orford
et al.
(2010)
Y Y Y Y Y Y Y
(Continued)
22 J. HELLUMBRÅTEN KRISTENSEN ET AL.
Table 2. (Continued).
Study
S1. Are
there clear
research
questions?
S2. Do the
collected
data allow
to address
the
research
questions?
2.1. Is
randomization
appropriately
performed?
2.2. Are the
groups
comparable
at baseline?
2.3. Are
there
complete
outcome
data?
2.4. Are
outcome
assessors
blinded to
the
intervention
provided?
2.5. Did the
participants
adhere to
the assigned
intervention?
4.1. Is the
sampling
strategy
relevant
to address
the
research
question?
4.2. Is the
sample
representative
of the target
population?
4.3. Are the
measurements
appropriate?
4.4. Is the risk
of
nonresponse
bias low?
4.5. Is the
statistical
analysis
appropriate
to answer
the research
question?
Pallesen
et al.
(2016)
Y Y Y Y Y C Y
Pallesen’s
et al.
(2020)
N C Y Y Y Y Y
Rosen et al.
(2020)
Y Y Y Y Y C Y
Salonen
et al.
(2014)
Y Y Y Y Y Y Y
Salonen
et al.
(2017)
Y Y Y Y Y Y Y
Sanscartier
et al.
(2019)
Y Y Y N Y C Y
Zhou et al.
(2018)
Y Y Y Y Y C Y
Y = Yes, N = No, C = Can’t tell.
INTERNATIONAL GAMBLING STUDIES 23
Discussion
The aim of this systematic literature review was to investigate the characteristics and
synthesize the main findings of studies investigating attitudes toward gambling using the
ATGS. A total of 23 unique studies, including 55,795 participants from 12 different
countries were included for review. The current synthesis shows a clear general disap-
proval of gambling, which is consistent with research where other instruments than the
ATGS have been used (Delfabbro & King, 2020; Smith et al., 2011). Although the
tendency for negative attitudes is apparent, several of the included studies that used the
ATGS-8 reported mean scores between 17–24, and 32–39 for all studies using the ATGS-
14. Given that the mean score indicative of neutral attitudes is 24 and 42 for the two
versions, respectively (Wardle et al., 2007, 2010), this suggests that the overall attitudes
are rather mildly inclined towards being negative.
Against the other studies, two of the included studies (Ayandele et al., 2021; Dowling
et al., 2020) reported positive attitudes just above neutral. This discrepancy from the
majority of included studies is most likely related to sampling strategy. Both Ayandele
et al. (2021) and Dowling et al. (2020) employed convenience sampling which could
result in a sample with similar demographic variables and attitudes (Biernacki &
Waldorf, 1981), as well as attract participants that are generally more interested in
gambling. Further, a large percentage of the participants were male in Ayandele’s et al.
(2021) study (83.8%), and the overall mean age was relatively low in both samples (22.8
and 23.2 in Ayandele et al., 2021; Dowling et al., 2020, respectively). Additionally,
Dowling et al. (2020) reported that 75% of the participants had participated in
a gambling activity during the past year. Hence, the combination of sampling technique
and sample characteristics (i.e. gender, age, gambling frequency) could explain why the
respondents in these two studies reported more positive attitudes than the majority of the
other included studies. However, as Ayandele’s et al. (2021) sample comprised one of
three samples not deriving from Europe or Australia, one cannot dismiss cultural factors
or differences in national gambling policies influencing the results. Specifically, distinct
cultural values and beliefs may have an impact on whether involvement in gambling is
encouraged or discouraged (Raylu & Oei, 2004). In this vein, research has suggested that
gambling is more common in more individualistic cultures as opposed to more collecti-
vistic-oriented cultures (Ozorio et al., 2010). This could be related to cultural variations
in risk-taking behavior more generally, where individualistic cultures to a larger extent
than collectivistic cultures encourage individuals to take risks for personal reward –
including risk-taking activities such as gambling (Ozorio et al., 2010; Raylu & Oei, 2004).
Further, expansion of gambling opportunities could conceivably either increase positive
or negative attitudes toward gambling. Liberalization of gambling could normalize
gambling and thus lead to more positive attitudes, but increased expansion might also
lead to experiences of oversaturation, i.e. people are fed up and grow distasteful towards
gambling in general. The latter has been observed in association with gambling advertis-
ing among Australians (Thomas et al., 2012). However, although the observed between-
study variance in ATGS scores in the current synthesis is probably to some extent
attributable to cultural differences and distinctive national gambling policies, drawing
conclusions on the magnitude of their impact on the current synthesis remains somewhat
speculative due to methodological inconsistencies.
24 J. HELLUMBRÅTEN KRISTENSEN ET AL.
A consistent finding in this review was that gambling attitudes were positively
associated with gambling frequency, suggesting that individuals who participate more
in gambling also report more positive attitudes toward gambling. This is consistent with
most studies on attitudes towards gambling using other instruments than the ATGS (e.g.
Chiu & Storm, 2009; Delfabbro & Thrupp, 2003; Hardoon & Derevensky, 2002; Williams
et al., 2006; Wood & Griffiths, 2004). However, since none of the included studies
reported longitudinal data on this association, it is impossible to draw any conclusions
about directionality and/or causality. The evidence regarding the relationship between
problem gambling severity and gambling attitudes was somewhat conflicting in the
studies included in the present synthesis. Considering the association between gambling
frequency and gambling attitudes, it would be conceivable to expect that problem
gambling severity would be associated with more positive attitudes as noted by four
included studies (Donaldson et al., 2015; Gavriel-Fried, 2015; Hanss et al., 2014, 2014;
Salonen et al., 2014), seeing as those who struggle with gambling are likely to have a high
gambling frequency (Holtgraves, 2009; Pallesen et al., 2020). The positive association
could also be related to gambling motives, as problem gamblers are more likely to gamble
to cope with negative emotions or experiences, to socialize, as well as use gambling as
a way to fix financial issues compared to non-problem gamblers (Stewart & Zack, 2008;
Tabri et al., 2022). However, many problem gamblers experience several negative con-
sequences related to their excessive gambling, such as financial problems, job loss,
relationship problems, and psychological harms (e.g. depression and anxiety; Potenza
et al., 2019). This could explain why four other studies (Donaldson et al., 2015; Gavriel-
Fried, 2015; Hanss et al., 2014, 2014; Salonen et al., 2014), found an inverse relationship,
suggesting that higher levels of problem gambling severity and associated consequences
could lead to more negative gambling attitudes. Correspondent with Pallesen’s et al.
(2020) findings that problem gamblers reported less positive attitudes towards gambling
than low-risk and moderate risk gamblers, it is possible that the gambler remains positive
towards gambling until the point where the gambling-related problems become apparent
or difficult to manage. Hence, the inconsistency regarding findings on the association
between problem gambling severity and attitudes towards gambling in this synthesis
could be related to differences in the severity of gambling problems in the different
samples. Additionally, problem gamblers could possibly have different attitudes towards
gambling depending on what stage of change they are at. In line with the stages of change
model (Prochaska & DiClemente, 1983, 1992), problem gamblers may experience nega-
tive consequences while being unaware/avoiding that they themselves have a problem
(Petry, 2005). It is conceivable that this also affects their attitudes towards gambling in
general.
A further general finding was that males reported having more positive attitudes than
women. This finding is also in line with former research using other instruments than the
ATGS (e.g. Buczkiewicz et al., 2007; Jackson et al., 2008; Kassinove, 1998; Moore &
Ohtsuka, 1997; Peltzer & Thole, 2000; Smith et al., 2011; Taormina, 2009; Wood &
Griffiths, 1998). This could partly be explained by the fact that gambling is more common
among men than women (e.g. Abbott et al., 2014; Wardle et al., 2010), thus again
highlighting the relationship between gambling attitudes and gambling frequency. The
gender difference in gambling engagement could be related to the fact that men are
generally more impulsive and take more risks than women, which is supported by
INTERNATIONAL GAMBLING STUDIES 25
research that has shown impulsivity and risk-taking to mediate gender differences in
gambling engagement (Wong et al., 2013). The majority of studies that investigated the
relationship between gambling attitudes and age found an inverse relationship between
positive attitudes and increasing age (Ayandele et al., 2021; Fiedor et al., 2018; Orford
et al., 2009, 2010; Salonen et al., 2014; Sanscartier et al., 2019). This might reflect that
younger people do not have the same financial responsibilities that older adults have,
such as a house, mortgage, or a family dependent on their income. Thus, losing money
could have fewer consequences for younger individuals, and consequently, younger
individuals might perceive gambling as less risky than older adults. This is also corre-
spondent with the notion that younger individuals are generally more willing to take risks
than older adults (Duell et al., 2018), which could render them more susceptible to
gambling and could in turn result in more positive gambling attitudes. Education was
only investigated in a few studies, of which four studies out of the five studies that found
a statistically significant relationship indicated that educational level was inversely
associated with gambling attitudes. A possible explanation could be that people with
higher education might have a more conscious relationship with money. Alternatively,
one might hypothesize that higher educated people are more aware of thought errors and
superstitions related to gambling (Pallesen et al., 2020).
Limitations of the included studies
The current evidence base on the ATGS is somewhat limited as none of the survey-based
studies included in this review, except for Pallesen et al. (2016), employed a longitudinal
design. Consequently, no inferences can be drawn concerning directionality and caus-
ality on the relationships identified in this review. Further, nine of 23 studies recruited
participants using convenience sampling which could result in a sample with similar
demographic variables and attitudes (Biernacki & Waldorf, 1981), as well as attracting
participants that are generally more interested in or have more positive (or negative)
attitudes toward gambling, thus possibly skewing the results and limiting the representa-
tiveness of these samples. Another limitation is that all studies collected their data by self-
report measures. There are several known biases related to self-report, such as recall bias
and social desirability (Spencer et al., 2017; van de Mortel, 2008). Followingly, self-report
measures could lead to inaccurate reports of gambling behavior and/or other covariates
due to recall bias or participants adjusting their responses to what they perceive as more
socially acceptable. Moreover, many studies used relatively young samples with respon-
dents between 17 and 25 years of age (see Table 1). Consistent with the findings in this
synthesis, a large proportion of young participants could lead the reports on gambling
attitudes to be somewhat skewed towards the positive end. Further, with exception of one
sample from Nigeria (Ayandele et al., 2021) and one sample and one subsample from
Israel (Delfabbro et al., 2021, 2021; Gavriel-Fried, 2015), all the samples derived from
Europe, Australia, or the USA, suggesting that the current results might not be general-
izable beyond individuals from these countries. Lastly, the results from the risk of bias
assessment showed that very few of the studies endorsed the maximum score in all
categories of the MMAT (see Table 2). This suggests that there seems to be room for
improvement in terms of study quality as well as sufficient reporting in studies employing
the ATGS.
26 J. HELLUMBRÅTEN KRISTENSEN ET AL.
Limitations and strengths of the current review
The principal limitation of this synthesis is that the ATGS was employed in several quite
specific populations (e.g. students, ex-offenders, young adults) in addition to more
representative samples. This causes some challenges in terms of comparability as there
can be different predictors related to scores on the ATGS for e.g. adolescents and older
adults.
Further, when processing the findings, we extracted only estimates deriving from
multivariate analyses rather than bivariate analyses if both adjusted and unadjusted
estimates were reported in the manuscript. This means that we refrained to report
significant associations that were found in the bivariate analyses, but that were not
upheld in the multivariate analyses. Another limitation is that we did not perform
language-specific literature searches for all European languages, and thus only manu-
scripts that were written- or included a title, abstract, and/or keywords in English would
have been detected by the search strategy. As a consequence of this, and the fact that we
excluded manuscripts not written in a European language, there is a risk that the current
synthesis might to some degree be influenced by a language bias. A strength of this
systematic literature review is the utilization of a relatively broad search syntax which
reduces the risk that relevant manuscripts would not be identified by the literature search.
Further, two reviewers conducted the screening, selection, and data extraction indepen-
dently, which strengthens the reliability and internal validity of the synthesis.
Implications for future research, practice, and policy
The findings in this review suggest several future research avenues for research on
gambling attitudes using the ATGS. Future studies should aim to explore the cross-
cultural diversity of gambling attitudes, as well as investigate to a greater extent how the
ATGS performs in non-western populations. Further, it would be interesting to investi-
gate how different definitions of gambling are related to gambling attitudes, such as
Fiedor et al. (2018) did in their study. When the definition of gambling varies between
studies, there is a risk of measuring attitudes toward different conceptualizations of
gambling. As reported by Fiedor et al. (2018), people who e.g. do not consider lottery
tickets or raffles as gambling, may have different attitudes than those who do. As almost
all the studies included in this review were cross-sectional, the evidence base would
advance by future studies employing longitudinal designs. In addition to allowing for
inferences on directionality, longitudinal data could allow for some clarification regard-
ing e.g. the role of age in gambling attitudes: Are the positive attitudes found in younger
people due to a generational change, or do they reflect a natural development in attitudes
as one matures? Further, all studies employed self-reports to measure gambling partici-
pation/frequency and symptoms of problem gambling. Future research would benefit
from combining more objective measures of gambling behavior (e.g. player tracking data
and clinical assessment) with self-report measures of attitudes towards gambling to
reduce the influence of bias associated with self-reported gambling behavior, and to
investigate the relationship between attitudes and real gambling behavior. Importantly,
problem gamblers are not a homogeneous group in terms of severity. Investigating
nuances in problem gambling severity among problem gamblers (i.e. severity among
INTERNATIONAL GAMBLING STUDIES 27
individuals who score above the conventional cutoff scores indicating problem gambling,
e.g. PGSI = 8+), including clinical samples, could shed light on the divergent findings on
problem gambling severity and gambling attitudes reported in the present synthesis. The
ATGS only measures explicit attitudes. However, there are cases where explicit attitudes
are not consistent with implicit attitudes, for example when there are social or cultural
values associated with the attitudes (Rydell et al., 2006). Therefore, people who report
negative explicit attitudes could have positive implicit attitudes or vice versa. Thus, future
research would benefit to also include measures of implicit attitudes (e.g. by the implicit
association test; Greenwald et al., 1998), to assess if there is congruence between implicit
and explicit attitudes towards gambling. Lastly, as the gambling industry has increasingly
started to offer gambling activities online in the last decade, it would be interesting to
investigate whether there are different attitudes prevailing towards online gambling
compared to more traditional land-based gambling.
Finally, the current findings also have relevance for gambling practice and policy. The
fact that overall attitudes toward gambling were skewed to the negative side would
suggest that most people would generally exhibit an inherent skepticism concerning
the expansion of new gambling opportunities. Further, a general disapproval of gambling
would conceivably also suggest that the public will generally accept more strict regula-
tions regarding the gambling market, such as banning/removal of youth-targeted gam-
bling advertisements (Kristiansen & Severin-Nielsen, 2022) and enforcing mandatory
responsible gambling tools (e.g. spending-/loss limits or time breaks; Auer et al., 2020).
Such mandatory measures in conjunction with voluntarily applied responsible gambling
tools (e.g. self-exclusion, voluntary loss limits, self-testing for gambling problems, etc.)
have been found to be important and effective in reducing gambling-related harm and
are also generally perceived as useful by gamblers (Engebø et al., 2019; Gainsbury et al.,
2013; Tanner et al., 2017).
Conclusion
The current literature review contributes to the field of attitudes toward gambling by
being the first study to consolidate the evidence on studies using the ATGS. Most studies
reported an overall tendency towards negative gambling attitudes. Men consistently
reported more positive attitudes than women, younger people reported generally more
positive attitudes than older people, and individuals with higher education seem to report
more negative attitudes towards gambling than individuals with lower education. Higher
gambling frequency was consistently shown to be associated with positive gambling
attitudes, but the evidence on the association between problem gambling severity and
attitudes towards gambling is currently divergent and in need of future clarification. The
current evidence base is somewhat encumbered by limitations in study quality and
designs, which highlights the need to employ the ATGS in more representative- and
cross-cultural samples as well as employment of longitudinal investigations.
Disclosure statement
The authors declare that no funding was received and no constraints on publishing nor conflicts of
interest exist that readers should know about in relation to this manuscript.
28 J. HELLUMBRÅTEN KRISTENSEN ET AL.
Notes on contributors
Joakim Hellumbråten Kristensen holds a master’s degree in social- and cognitive psychology and
is a Ph.D-candidate at the Department of psychosocial science, University of Bergen. His research
predominantly concerns behavioral addictions with an emphasis on gambling- and gaming
research.
Sandra Trifunovic holds a bachelor’s degree in general psychology from the University of Bergen.
She is currently working at the Faculty of Psychology, and will begin her master’s degree in
leadership and organizational psychology in the fall of 2022.
Julie Strand completed her bachelor’s degree in general psychology from the University of Bergen
in 2022. From the fall of 2022, she will begin her master’s degree in psychology with
a specialization in work and organizational psychology.
Karen Kraft Vistnes has a bachelor’s degree in general psychology from the University of Bergen.
Starting autumn of 2022, she will be a master’s student in psychology with a specialization in work
and organizational psychology.
André Syvertsen is a clinical psychologist (Cand. Psychol.) and Ph.D candidate the Department of
Psychosocial Science, University of Bergen. His main research interests include quantitative and
qualitative research on gaming and gambling problems.
Amin Zandi holds a master’s degree in clinical psychology from the Faculty of Psychology and
Educational Sciences, University of Tehran, Iran. His research concerns clinical psychology and
personality-environmental interactions.
Ståle Pallesen is a professor of psychology at the University of Bergen and Head of the Norwegian
Competence Center for Gambling Gaming Research. He has authored more than 100 papers on
gambling-related topics.
ORCID
Joakim Hellumbråten Kristensen http://orcid.org/0000-0002-0691-0334
André Syvertsen http://orcid.org/0000-0002-3881-3758
Amin Zandi http://orcid.org/0000-0001-9493-1313
Ståle Pallesen http://orcid.org/0000-0002-5831-0840
Ethical approval
This paper presents a systematic review based on previously published data.
Preregistration statement
https://www.crd.york.ac.uk/PROSPERO/; record ID: CRD42022311675
Data availability statement
The data that support the findings of this study are available on request from the corresponding
author.
INTERNATIONAL GAMBLING STUDIES 29
Open Scholarship
This article has earned the Center for Open Science badge for Preregistered. The materials are
openly accessible at https://www.crd.york.ac.uk/prospero/display_record.php?ID=
CRD42022311675
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