Tomas Hemmingsson

Tomas Hemmingsson
Karolinska Institutet | KI

Associate professor

About

151
Publications
15,182
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8,096
Citations

Publications

Publications (151)
Article
Objective To identify patterns in business performance and occupational injuries (OIs) in the Swedish construction sector between 2003 and 2015 and investigate associations between these trajectories. Methods Company-level data were gathered from national registers. An open cohort of 13,089 private construction companies were classified by size. Y...
Article
Objective To investigate the association between job control, job demands and their combination (job strain) and suicide attempts and deaths among male and female workers in Sweden. Methods Job control and demands were measured separately for men and women using a job exposure matrix, which was linked to around three million individuals based on t...
Article
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Objective We investigated the separate and combined effects of musculoskeletal pain (MSP) and strenuous work (heavy physical workload (PWL)/low-decision authority) on poor physical work ability (WA). Methods This study uses baseline data from the 2010 Stockholm Public Health Questionnaire (SPHQ) including 9419 workers with good physical WA. Exposu...
Article
Importance: Increasing evidence suggests that parental death is associated with unhealthy behaviors and mental ill-health. Knowledge regarding the link between parental death and the risk of ischemic heart disease (IHD) and stroke remains limited. Objectives: To investigate whether parental death is associated with an increased risk of IHD and s...
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Purpose To assess the risk of disability and early-age retirement associated with previous long-term sickness absence for back pain (back-pain SA), exposure to high physical workload, low job control, high demands and high strain, and to evaluate effect modification by work factors on the relationship between back-pain SA and premature retirement....
Article
Background: Psychosocial workplace factors may be associated with alcohol-related morbidity, but previous studies have had limited opportunities to take non-occupational explanatory factors into account. The aim of this study is to investigate associations between job control, job demands and their combination (job strain) and diagnosed alcohol-re...
Article
Background Few studies have assessed how children are affected by parental alcohol consumption without clinically diagnosed alcohol problems, especially in relation to more long-term and severe consequences. The aim is to investigate how fathers’ alcohol use is related to the risk for substance-related disorders in offspring. Method A prospective...
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https://doi.org/10.1016/j.lanepe.2022.100314 Summary Background The aim is to identify trajectories of precarious employment (PE) over time in Sweden to examine associations of these with the subsequent risk of myocardial infarction (MI) and stroke. Methods This is a nation-wide register-based cohort study of 1,583,957 individuals aged 40 to 61 y...
Article
Objectives: Using a large, national, prospective cohort, while adjusting for other work exposures, this study aims to investigate whether exposure to occupational stress during pregnancy is associated with hypertensive disorders of pregnancy (HDP) and gestational diabetes. Methods: Our cohort consisted of 1 102 230 singleton births between 1994-...
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Objectives The aim of the study was to examine the associations between heavy physical workload among middle-aged and older workers and disability pension due to any diagnosis, as well as musculoskeletal, psychiatric, cardiovascular or respiratory diagnoses. The population-based design made it possible to examine dose–response and potential gender...
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Background Under-reporting of occupational injuries (OIs) among precariously employed workers in Sweden challenges effective surveillance of OIs and targeted preventive measures. Objective To estimate the magnitude of under-reporting of OIs among precarious and non-precarious workers in Sweden in 2013. Methods Capture–recapture methods were appli...
Article
Objective: High-quality longitudinal evidence exploring the mental health risk associated with low-quality employment trajectories is scarce. We therefore aimed to investigate the risk of being diagnosed with common mental disorders, substance use disorders, or suicide attempt according to low-quality employment trajectories. Methods: A longitud...
Article
Objectives Chronic Obstructive Pulmonary Disease (COPD) is a common respiratory disorder. Next to tobacco smoking, occupational exposure is the most important risk factor for COPD in high-income countries. To enable preventative measures, more knowledge is needed on which specific occupational exposures that are related to risk of developing COPD i...
Article
Objective: Compelling evidence suggests that childhood adversities are associated with an increased risk of hypertension in middle age and old age. The link between childhood adversities and blood pressure in youth is less clear. In this cohort study, we examined the association between death of a parent during childhood and blood pressure in earl...
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Background Throughout the industrialized world, demand for low skilled labour is falling. The length of schooling is increasing in response, but so is the proportion of individuals not finishing upper secondary school. The objective of this study was to evaluate the associations between labour market positions at age 18 and all-cause and suicide- a...
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Objective To estimate the magnitude of under-reporting of non-fatal occupational injuries (OIs) by different organisational factors in Sweden for the year 2013. Methods Capture–recapture methods were applied using two data sources: (1) the national OI register and (2) records from a labour market insurance company. To assure comparability of data...
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Background High job demands, low job control, and their combination (job strain) may increase workers' risk of depression. Previous research is limited by small populations, not controlling for previous depression, and relying on the same informant for reporting exposure and outcome. This study aims to examine the relationship between objectively m...
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Objectives Musculoskeletal pain (MSP) is prevalent among the workforce. This study investigates the long-term association between physical workload (PWL) and increased frequency of MSP among male and female employees with pre-existing occasional MSP. Methods This study uses the Stockholm Public Health cohort survey data from the baseline 2006. The...
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The world of work is facing an ongoing pandemic and an economic downturn with severe effects worldwide. Workers trapped in precarious employment (PE), both formal and informal, are among those most affected by the COVID-19 pandemic. Here we call attention to at least 5 critical ways that the consequences of the crisis among workers in PE will be fe...
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According to the worst performance rule (WPR), the correlations between intelligence and sorted performances, for example on reaction time tasks, should strengthen from the best to the worst performance. A commonly proposed explanation for the WPR is that poor performances reflect lapses of attention that are particularly strongly related to intell...
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Introduction Body Mass Index (BMI) is a composite variable of weight and height, often used as a predictor of health outcomes, including mortality. The main purpose of combining weight and height in one variable is to obtain a measure of obesity independent of height. It is however unclear how accurate BMI is as a predictor of mortality compared to...
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Background Social inequalities in labor force participation are well established, but the causes of these inequalities are not fully understood. The present study aims to investigate the association between educational qualification and labor market marginalization (LMM) among mature-aged working men and to examine to what extent the association ca...
Article
Objective: The death of a parent during childhood is a severe life event with potentially long-term consequences. Earlier studies have shown an increased risk of cardiovascular diseases (CVD) after the death of a spouse, child or sibling. Whether parental death during childhood is associated with an increased risk of incident CVD is unknown and wa...
Article
In a large representative sample of Swedish male conscripts (N = 49,246), we demonstrate a positive association between measured intelligence and response consistency on items measuring endorsement of a strong military defense. This association is accentuated, to some degree, by an apparent difficulty to handle reversed items among those with low m...
Preprint
According to the worst performance rule (WPR), the correlations between intelligence and sorted performances, for example on reaction time tasks, should strengthen from the best to the worst performance. A commonly proposed explanation for the WPR is that poor performances reflect lapses of attention that are particularly strongly related to intell...
Preprint
BMI has been used as a predictor of health outcomes, including mortality, in numerous studies. However, in the present study of Swedish male conscripts with follow ups (N = 48,904, 3442 deaths), we show that there are several better ways to use measured weight and height than to calculate BMI when predicting mortality. The most accurate model indic...
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Objectives The lack of a common definition for precarious employment (PE) severely hampers the comparison of studies within and between countries, consequently reducing the applicability of research findings. We carried out a systematic review to summarize how PE has been conceptualized and implemented in research and identify the construct's dimen...
Preprint
In a large representative sample of Swedish male conscripts (N = 49,246), we demonstrate a positive association between intelligence and response consistency on items measuring endorsement of a strong military defense. This association is accentuated, to some degree, by an apparent difficulty to handle reversed items among those with low intelligen...
Article
Full-text available
Objectives Increasing evidence suggests that low social support is associated with an elevated risk of coronary heart disease (CHD). Earlier studies in this field were conducted in predominantly middle-aged or older samples; thus, the associations reported previously may have been confounded by subclinical manifestations of the disease. We investig...
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Introduction: This study investigates how alcohol use contributes to the social gradient in sickness absence. Other factors assessed include lifestyle factors (smoking, physical activity and body mass index), physical and psychosocial working conditions. Methods: The study used baseline data from the Stockholm public health cohort 2006, with an...
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Objective: To examine the association between various indicators of father's alcohol use and suicidal behaviour in offspring during youth and young adulthood METHODS: The study is based on a cohort of 68 910 Swedish citizens that were born between 1970 and 1985 and have fathers that participated in conscription for compulsory military training in...
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Background Excess consumption of alcohol can lead to cirrhosis, but it is unclear whether the type of alcohol and pattern of consumption affects this risk. Aims We aimed to investigate whether type and pattern of alcohol consumption early in life could predict development of severe liver disease. Methods We examined 43,242 adolescent men conscrib...
Article
Background In Sweden, the proportion of the population that remains in paid employment until normal retirement age of 65 years is less than 50% in blue-collar groups, compared to 60%–75% in white-collar occupations. High physical workload has been associated with early exits from the labor market through disability pensions (DP) in many studies. Ho...
Article
Objectives Previous studies have shown conflicting results concerning the association between heavy physical work load and risk of coronary heart disease (CHD). The aim of this study was to investigate the association between long-term exposure to heavy physical work load in middle age and risk of CHD among Swedish men during almost 20 years of fol...
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Introduction There is uncertainty regarding the trends in occupational injuries (OIs) in Sweden due to a significant and increasing problem with under-reporting to injury registers. Under-reporting, in general, is likely to be exacerbated by the rise in precarious employment (PE), a set of unfavourable employment characteristics that would benefit...
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Aim This study examined associations between fathers’ alcohol consumption and risk for total and cause-specific mortality in offspring. Short summary We examined the associations between fathers’ alcohol consumption and total and cause-specific mortality in adult offspring. Fathers’ alcohol consumption was associated with increased risk of alcoh...
Article
Background The association between childhood cognitive ability measured with IQ tests and mortality is well documented. However, studies on the association in women are few and conflicting, and the mechanisms underlying the association are unclear. Methods Data on IQ were collected at school at age 13 among 19 919 men and women born in 1948 and 19...
Article
Background & aims: The burden of diverticular disease on society is high and is increasing with an aging population. It is therefore important to identify risk factors for disease development or progression. Many lifestyle behaviors during adolescence affect risk for later disease. We searched for adolescent lifestyle factors that affect risk of d...
Conference Paper
Introduction The development of chronic obstructive pulmonary disease (COPD) has previously been linked to occupational exposure. The aim of this register-based study was to assess the risk for being diagnosed with COPD in subjects with occupational exposure to organic and inorganic dust. Methods The study population included 20 069 men and 23 572...
Conference Paper
Objectives As the evidence on the possible association between lifting and retinal detachment (RD) is limited and controversial, we analysed a large population-based cohort to investigate the risk of RD arising from occupational lifting. Methods We assessed the incidence of surgically treated RD occurring between 1991 and 2009 in a national cohort...
Conference Paper
Background To study associations between physical workload and health outcomes, valid and feasible exposure assessment methods are needed. Physical workload can be assessed by technical measurements, observations and questionnaires. Measurements and observations are often too costly in large epidemiological studies. Response rates to surveys are de...
Article
Mental disorders in the general population are associated with increased risk of suicidality, but less is known about the independent predictive ability of self-reported psychological symptoms. We followed 49,321 screened and interviewed Swedish conscripts through 36-year follow-up to test whether psychological symptoms predicted suicide and hospit...
Article
Objectives To investigate the association between occupational lifting and the risk of rhegmatogenous retinal detachment (RRD) using data from a large population of men. Methods We used data from a national cohort of 49 321 Swedish men conscripted for compulsory military service in 1969–1970. We collected information on surgically treated RRD from...
Article
In a cohort of Swedish men (N = 45.906), we found that men with myopia had higher levels of intelligence and education than men with emmetropia and both these groups had higher levels than men with hyperopia. The educational advantage of myopia was reduced by 47–66 percent when adjusting for intelligence but still remained significant. When adjusti...
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Background and Purpose—Current knowledge on cannabis use in relation to stroke is based almost exclusively on Clinical reports. By using a population-based cohort, we aimed to find out whether there was an association between cannabis use and early-onset stroke, when accounting for the use of tobacco and alcohol. Methods—The cohort comprises 49 321...
Article
Background: An association between higher intelligence and lower probability of serious depression has previously been established. Yet, to our knowledge, no large prospective study has examined the relationship across the lifespan. Methods: A cohort of 49,321 Swedish men was followed from conscription in 1969-70 (age 18-20) through to 2008. Odd...
Article
Introduction: The aim of the present study was to investigate the association between exposure to fathers’ alcohol consumption and offspring’s own risk of alcohol-related hospitalization. Methods: Data on circumstances in childhood and adolescence, e.g. fathers’ alcohol consumption at different levels (never, rarely, occasionally, often), parental...
Article
Objective: A number of studies have investigated early life determinants of alcohol consumption in adolescence. In this study, we will investigate early life predictors of high alcohol consumption in middle age. Methods: Data on early life predictors, e.g. alcohol consumption and smoking, was collected from 49,321 Swedish men born 1949–1951 at cons...
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Purpose: The study investigates the association between level of long-term physical workload in middle age and disability pension (DP) before 61 years of age with adjustments made for early life factors, level of education, and psychosocial working conditions. Associations with DP overall, DP due to musculoskeletal disorders and DP due to psychiat...
Article
Objective: This study examined the associations between unemployment and alcohol-related hospitalization or mortality and to what extent these associations may be confounded by alcohol consumption and alcohol problems before unemployment. Method: The study was based on the Stockholm Public Health Cohort (SPHC), a population-based stratified rand...
Article
Background: Toinvestigate the effects of psychosocial work factors (PWF) and psychological distress (PD) on self-assessed work ability. Methods: This follow-up study included 7,810 individuals (55%women) with good work ability at baseline. PWFandPD (measured by GHQ-12) were assessed at baseline and work ability at 7-year follow-up. Effects of PW...
Article
Introduction Sweden has a long-standing tradition of high quality labour market and work environment research due to excellent access to population surveys and registers. However, there are several challenges when investigating precarious employment and health. Many precarious workers don’t qualify for social security schemes or unemployment insura...
Article
Background In Sweden, approximately 50% of the men and 60% of the women entering retirement pension have had other subsistence than paid employment the years before retirement. Associations between heavy physical workload and musculoskeletal disorders are well-documented. This study investigates the role of heavy physical work for reduced work abil...
Article
The increased prevalence of overweight has been suggested to contribute to the worldwide increase in liver diseases. We investigated if body mass index (BMI) in late adolescence predicts development of severe liver disease later in life. We performed a cohort study using data from 44,248 men (18–20 years) conscribed to military service in Sweden b...
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Objective Self-rated health is a powerful predictor of long-term health and mortality, hence the importance of a better understanding of its biological determinants. Previous studies have shown that low-grade inflammation is associated with poor self-rated health in clinical and healthy populations, but the evidence is sparse in men and completely...
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Objectives: Sickness absence in workplaces may reflect working conditions. It may also reflect a "healthy hire effect," i.e., that workplaces recruit individuals with experience of sickness absence differently. The purpose of the study was to determine if a history of sickness absence among recruits is associated with the average level of sickness...
Article
The 'gravitational hypothesis' posits that the strength of the association between intelligence and occupational position should increase with age. Here, it is tested in an age-homogeneous, population-representative sample of Swedish men (. N=. 49,246). Intelligence had a positive effect on occupational and income trajectories, supporting the hypot...
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Background: An association between lower IQ of parents, measured early in life, and smoking among their offspring has been reported. The extent to which other background factors account for this association is unknown. Methods: Data on IQ, smoking, mental health, social class, parental divorce and social problems in a cohort of men born during 1...
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To examine associations between cannabis use in adolescence (at age 18) and unemployment and social welfare assistance in adulthood (at age 40) among Swedish men. Longitudinal cohort study. 49 321 Swedish men born in 1949-1951, who were conscripted to compulsory military service at 18-20 years of age. All men answered two detailed questionnaires at...
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To investigate the association between intelligence in childhood and later risk of alcohol-related disease and death by examining (1) the mediating effect of social position as an adult and (2) gender as a possible moderator. Cohort study. 21 809 Swedish men and women, born in 1948 and 1953, from the Swedish "Evaluation Through Follow-up" database...
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To investigate the association between intelligence and disability pension due to mental, musculoskeletal, cardiovascular, and substance-use disorders among men and women, and to assess the role of childhood social factors and adulthood work characteristics. Two random samples of men and women born 1948 and 1953 (n = 10 563 and 9 434), and tested f...
Data
Mean IQ test results in stanines by drinking category.
Data
Mean IQ test results in stanines by frequency of drinking.
Article
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Background Studies of the association between IQ and alcohol consumption have shown conflicting results. The aim of this study was to investigate the association between IQ test results and alcohol consumption, measured as both total alcohol intake and pattern of alcohol use.Methods The study population consists of 49,321 Swedish males born 1949 to...
Article
Full-text available
Lower intelligence early in life is associated with increased risks for coronary heart disease (CHD) and mortality. Intelligence level might affect compliance to treatment but its prognostic importance in patients with CHD is unknown. A cohort of 1923 Swedish men with a measure of intelligence from mandatory military conscription in 1969-1970 at ag...
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Background The aim of the study was to determinate whether schizophrenia patients with a history of cannabis use have a different prognosis, with regards to readmission and hospital duration, compared with those without a history of cannabis use. Method The present investigation was a cohort study of 50 087 Swedish men with data on cannabis use at...
Article
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Aims This study aimed at examining a possible association between cannabis use in adolescence and future disability pension (DP). DP can be granted to any person in Sweden aged 16 to 65 years if working capacity is judged to be permanently reduced due to long-standing illness or injury. Methods Data were obtained from a longitudinal cohort study c...