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Abstract

Objectives: The specific objectives of the study were to (a) identify current best practice in pathology specimen collection and assess the extent to which Australian pathology services currently satisfy best practice standards; and (b) identify training and other strategies that would mitigate any gaps between current and best practice. Methods: A total of 22 case studies were undertaken with pathology collector employers from public, not for profit and private pathology organisations andacross urban and rural locations and eight focus groups with pathology collection services consumers were conducted in December 2012 in four different cities. Results: The preferred minimum qualification of the majority of case study employers for pathology collectors is the nationally recognised Certificate III in Pathology. This qualification maps well to an accepted international best practice guideline for pathology collection competency standards but has some noted deficiencies identified which need to be rectified. These particularly include competencies related to communicating with consumers. The preferred way of training for this qualification is largely through structured and supervised on the job learning experiences supported by theoretical classroom instruction delivered in-house or in off the job settings. The study found a need to ensure a greater proportion of the pathology collection workforce is appropriately qualified. Conclusion: The most effective pathway to best practice pathology collection requires strong policies that define how pathology samples are to be collected, stored and transported and a pathology collection workforce that is competent and presents to consumers with a credible qualification and in a professional manner. Abbreviations: CHF – Consumer Health Forum of Australia; KIMMS – Key Incident Monitoring and Management Systems; NAACLS – National Accrediting Agency for Clinical Laboratory Sciences; NACCHO – National Aboriginal Community Controlled Health Organisation; NPAAC – National Pathology Accreditation Advisory Council; RCPA – Royal College of Pathology Australasia; RTO – Registered Training Organisation.
Best Practice Pathology Collection in
Australia
V Pilbeam, L Ridoutt and T Badrick
RESEARCH
ARTICLE
Victoria Pilbeam
Human Capital Alliance (International) Pty Ltd
Potts Point, New South Wales, Australia.
Lee Ridoutt
Sydney, New South Wales, Australia.
Tony Badrick
Faculty of Health Science and Medicine
Bond University
Gold Coast, Queensland, Australia.
Correspondence:
victoria.pilbeam@humancapitalalliance.com.au
experiences supported by theoretical classroom
instruction delivered in-house or in o the job settings.
The study found a need to ensure a greater proportion
of the pathology collection workforce is appropriately
qualied.
Conclusion: The most eective pathway to best practice
pathology collection requires strong policies that dene
how pathology samples are to be collected, stored and
transported and a pathology collection workforce that
is competent and presents to consumers with a credible
qualication and in a professional manner.
Abbreviations: CHF – Consumer Health Forum of
Australia; KIMMS – Key Incident Monitoring and
Management Systems; NAACLS – National Accrediting
Agency for Clinical Laboratory Sciences;
NACCHO – National Aboriginal Community Controlled
Health Organisation; NPAAC – National Pathology
Accreditation Advisory Council; RCPA – Royal College
of Pathology Australasia; RTO – Registered Training
Organisation.
Key words: pathology collection; phlebotomy; best
practice; training; competency.
Abstract
Objectives: The specic objectives of the study were to
(a) identify current best practice in pathology specimen
collection and assess the extent to which Australian
pathology services currently satisfy best practice
standards; and (b) identify training and other strategies
that would mitigate any gaps between current and best
practice.
Methods: A total of 22 case studies were undertaken
with pathology collector employers from public, not
for prot and private pathology organisations and
across urban and rural locations and eight focus groups
with pathology collection services consumers were
conducted in December 2012 in four dierent cities.
Results: The preferred minimum qualication of
the majority of case study employers for pathology
collectors is the nationally recognised Certicate III in
Pathology. This qualication maps well to an accepted
international best practice guideline for pathology
collection competency standards but has some noted
deciencies identied which need to be rectied.
These particularly include competencies related to
communicating with consumers. The preferred way
of training for this qualication is largely through
structured and supervised on the job learning
Introduction
Pathology tests are an essential part of the healthcare
system, used to aid medical practitioners in the diagnosis of
disease, assist in preventive health, acute care, management
of chronic conditions and more recently genetic research. [1]
In the nancial year 2012/2013 there were over 83 million
pathology tests conducted in Australia initiating a Medicare
benet. This required over 36 million separate pathology
specimen collections – ‘specimens’ including samples
of blood, tissue or body uid taken from patients – that
attracted a Medicare benet. [2] Additionally, signicant
pathology testing is undertaken in hospitals in the public
health sector.
50 Asia Pacic Journal of Health Management 2016; 11: 1
Best Practice Pathology Collection in Australia
Accuracy of pathology test results is paramount, and several
studies have found that in well-developed health systems
error rates are generally low (e.g. Dale and Novis [3] found an
average error rate of less than 0.5% across a sample of tests
analysed from the United States, Canada, Australia and South
Korea). In Australia, analysis of Key Incident Monitoring and
Management Systems (KIMMS) data from the Royal College
of Pathology Australasia (RCPA) for 2012 [RCPA, personal
communication] identies pathology errors for each quarter
from a large sample of pathology laboratories ranged from
only 1.38% to 1.56% of all pathology service episodes.
Notwithstanding the low error rate, in Australia this could
imply problems potentially with over one million tests.
Accordingly both industry and consumers continually press
for reduced rates of error.
There is a large amount of evidence from the literature
identifying the pre-analytical stage (where specimens are
collected and transported) as the area that contributes most
to errors that occur within pathology testing. [4,5,6] Plebani
[1] for instance states:
Most errors are due to pre-analytical factors (46–68.2% of
total errors), while a high error rate (18.5–47% of total errors)
has also been found in the post-analytical phase.
The majority of pre-analytical errors are attributed to
problems with pathology collectors’ skill and adherence
to procedures. [6] Some researchers [1,5] have argued that
skill deciencies are less prevalent in collection workers
supervised by the pathology laboratory when compared
with non-laboratory managed personnel (such as nurses
and doctors collecting specimens in inpatient and primary
care settings). This argument is supported by KIMMS data.
The need for possession of minimum competencies
for pathology specimen collection and handling, and
maintenance of those competencies to ensure ongoing
quality of service, has been identied by the National
Pathology Accreditation Advisory Council (NPAAC), [7]
and the Consumers Health Forum of Australia (CHF) [8] as
a high priority issue and an area where greater attention
to promoting best practice could lead to better patient
outcomes. This study aimed to better understand what
constituted best practice in pathology collection and how it
might be achieved in Australia.
Methods
The key source of data for this study was two sets of
qualitative data collection processes undertaken with
employers of pathology collectors (essentially pathology
laboratories) and with consumers of pathology collection
services.
A total of 22 case studies were undertaken with pathology
collectors’ employers across public, not for prot and
private pathology organisations and across urban and rural
locations. The case study sample population slightly over-
represented the public sector (50%) and the not for prot
sector (18%) and under-represented the private sector (32%)
since one of the major private sector corporate entities
determined not to engage with the study. The employer
case studies collected data according to an agreed common
protocol detailed elsewhere. [9]
Each case study involved interviews with senior managers
(Pathology Collections Manager or Training Manager,
etc). The interviews were structured to discuss what
work pathology collectors were undertaking within
their organisations and to collect the following types of
documentation for further analysis:
• Positiondescriptionstoanalysetheroles,andrequired
skills and attributes of employed collectors;
• Proceduraldocumentationtogainanunderstanding
of current operating procedures and quality control
processes; and
• Trainingmanuals,trainingmatrixesandinduction
procedures to provide an understanding of in-house
training programs and ongoing assessment of
competency and continuing professional development
practices.
In some case study organisations certain documents were
not made available or not able to be removed from the
premises for further analysis as they were considered the
intellectual property of the employer organisations.
In addition to the employer case studies, eight focus
groups with pathology collection services consumers
were conducted in December 2012 in four dierent cities.
These groups were organised in conjunction with the CHF,
the Health Care Consumers Association (Australian Capital
Territory), Health Consumers (New South Wales), Health
Issues Centre (Victoria), Health Consumers (Queensland)
and the National Aboriginal Community Controlled Health
Organisation (NACCHO). Group participant numbers ranged
from two to 13. The aim of the focus group discussions
wasto collectdetailsontheexperiencesandexpectations
of consumers of pathology collection services in order
to identify the required competencies of collectors from
the consumer perspective. Focus group discussions were
guided by a schedule detailed elsewhere. [9]
Asia Pacic Journal of Health Management 2016; 11: 1 51
Best Practice Pathology Collection in Australia
Results
Dened collection procedures
All of the case study employers studied had well developed
procedures manuals that carefully prescribed the
operations, in sequence, which needed to be completed
for a successful specimen collection. Analysis of collected
procedures manuals from case study employers found that
practice guidelines in Australian pathology laboratories
correlated well with international recommendations [10]
and prevailing practice in a range of comparable countries
including the United Kingdom, [11] [12] and the United
States. [13]
Pathology collector qualications
There is no mandatory requirement for pathology collectors
to have a particular qualication in Australia however the
laboratories that employ collectors are subject to guidelines
for laboratory accreditation by NPAAC. In practice this tends
to translate into a mixed workforce of formally qualied
and unqualied workers, the latter having been generally
developed to acceptable levels of competence through on-
the-job training.
The most widely recognised entry level’ qualication by
employers was the nationally recognised Certicate III in
Pathology (course code HLT32612). All case study employers
interviewed accepted this qualication and accordingly
had been for some years attempting to gradually replace
registered nurses and any unqualied collection sta with
those holding the Certicate III qualication. Nevertheless,
most employers still had a signicant proportion of their
sta who did not hold a Certicate qualication III (ranging
from 20% to 50%) and most still had a small proportion of
registered nurses as pathology collection workers. Analysis
of 2006 ABS Population Census data similarly found that just
over one third of non-professional laboratory workers were
unqualied. [14]
In Victoria and South Australia the preferred entry level
qualication was the Certicate IV, although the Certicate
IV as it is currently structured diers little from the Certicate
III in technical competencies.
Current training for pathology collector qualications
There were four reasonably distinct approaches to training
pathology collectors identied through the employer case
studies. These approaches can be described as follows:
A. Completely ‘in-house’A pathology laboratory employer
becomes a registered training organisation (RTO) and
is delivering the Certicate III in Pathology entirely in-
house with employed trainers providing classroom based
instructionandstructuredonthejobexperiences.
B. Mostly ‘in-house’Similar to above, the pathology service
employer has taken control of most of the parameters
of training but not attempted to become a RTO and
hence needs to ‘partner’ with an appropriate RTO to have
trainees assessed and conferred their recognised (national)
qualication.
C. External training and on-the-job – In this arrangement
the bulk of the training occurs in classroom or simulated
workplace settings within an RTO’s facilities. This is followed
by a period of structured on the job clinical practice
experience. The amount of time spent in clinical practice
variesbutmostcommonlywas fourweeks (approximately
140 hours). This training arrangement was most prevalent
in Victoria.
D. External only – All of the training is completed o the
job in the education institute’s training facilities, through
a combination of classroom-based theory and simulated
practicalexperience.Thistypeof approachwasseemingly
limitedexclusivelytoa smallnumber ofprivateRTOswith
accreditation to deliver the Certicate III.
A specic variation on approach ‘A is in West Australia where
the public sector provider Pathwest conducts a completely
in-house training program but this is not supported by an
RTO and does therefore not result in the conferring of a
recognised qualication (at least not nationally nor formally
recognised).
In the interviews conducted with employers it was found
that there was generally a preference for type A and B
approaches above, with the majority of interviewees
identifying that the skill of pathology collectors was mainly
developed through their experience in the role.The more
practicalexperienceobtained,generallythehigherlevelof
skill achieved. Anecdotally, employers reported diculties
in employing individuals who had undertaken the Certicate
III through type D approaches as the course was delivered
over too brief a time period and with little to no practical
experienceand‘graduates’ofsuchprogramscouldstruggle
to gain employment.
Technical competence of individual pathology collectors
Despite general support for the Certicate III qualication
case study employers and consumers through the focus
group discussions identied a number of areas that were
not adequately covered through the current Certicate III
course including:
• Basiccomputerskills/useofoceequipment;
• Transportationofbloodspecimens;
52 Asia Pacic Journal of Health Management 2016; 11: 1
• Understandingandcommunicatingtoconsumersthe
legal requirements of request and consent forms (and
gathering patient history in relation to organisational
policy to support this);
• Customerservice–explainingprocedureandidentifying
special needs of patient, especially language and literacy
needs, i.e. nding best way of communicating with
patient;
• Teamwork/workingwithotherswithinaprofessional
health care team;
• Troubleshooting;and
• Abilitytoevaluateownscopeofpractice(limitations
of own skills) and act within that scope.
Regular consumers of pathology collection (especially
blood collection) services reported a perception that some
collectors possess better skills than others. Essentially,
consumers identied that technical competency concerns
were centred on the ability of pathology collectors to nd
and access a vein within three attempts and that consumers
were not bruised as a consequence of the procedure. It was
acknowledged that some medical conditions can make
accessing a vein dicult for collectors and only collectors
withsucient experience(regardlessoftheirqualication)
should be undertaking these types of collections. Similarly,
experiences from consumers regarding collections from
infants and children identied the need for experienced
and competent collectors in order to reduce the trauma of
the experience and the chance of consumers developing
phobias.
Customer service competence of pathology collectors
Consumersdiscusseda rangeofexpectationsofpathology
collection services, especially around ‘customer service’
competencies of individual collectors. Regularly, consumers
reported they attended pathology collection services with
limited communication with the pathology collector about
what was occurring. One consumer summarised this well:
Most consumers want to be walked through a process, even
when they are likely to know what it is all about. I went three
times in one week to have blood drawn and was only ever asked
my name and date of birth. I was not given any information
about what was happening to me. Consumers feel collection
sta should treat them each time as if it is their rst visit and
explain the procedures. Too often no explanation is provided
and questions are never invited.
In addition, consumers often required information about
how the results would be processed and communicated
back to them and felt that this should form part of the
explanation of process along with an explanation of
billing and payment issues, particularly any out-of-pocket
expenses.
Consumers noted in the consultations that patients might
lodge a complaint with a collection service if they are
dissatised with the way in which they were treated or
becauseofpoorprocedure,forexampleexcessivebruisingor
nerve damage from a blood collection procedure. However,
processes for lodging complaints were considered onerous
and likely to minimise the amount of actual complaints
lodged.
The major themes from the focus group discussions are
similar to those elicited from consumers in the United States,
[15] where a large survey to measure patient satisfaction at
540 pathology collection organisations found three main
areas of quality and safety consumer concern:
• Characteristicsoftheorganisationoeringtheservice,
such as the facilities, ease of access, technology in use,
exibilityandscopeofservicesavailable;
• Individualcharacteristicsoftheemployeesproviding
the service, such as their attitude, skill, responsiveness,
and ability to make decisions; and,
• Uniquecharacteristicsofeachpatient,suchastheir
previousexperiencesorexpectations,personalitytraits
and level of health.
Discussion
A distinction emerged from this study between an
industry perspective (that is from pathology laboratories
themselves and associated industry bodies and professional
associations) and a consumer perspective (patients who are
having samples collected for testing) of pathology testing
services. The fundamental dierence between the industry
and consumer perspectives is manifest in their primary
focus in respect to quality and safety concerns.
In terms of industry’s quality and safety concern focus,
industryisprimarily (thoughnotexclusively)concentrated
on the quality of the pathology specimen to be tested.
Problems occurring during pathology collection processes
are identied in a number of ways. Most commonly a
specimen is rejected at the laboratory’s specimen reception
as it has been incorrectly labelled, contaminated, collected
into an inappropriate anti-coagulant, or the sample quality
is compromised, for example, haemolysed or clotted
samples. Consumers on the other hand primarily focus on
the safety and comfort of the patient, although they also
have an interest in the quality of the sample. This tends to
Best Practice Pathology Collection in Australia
Asia Pacic Journal of Health Management 2016; 11: 1 53
translate into a stronger emphasis on the competence of
the pathology collector. While both industry and consumers
consider the process, for consumers this is more about the
degree of condence and safety in the way the collector
relates to the patient than the quality of the sample obtained.
The dierences in perspective between employers and
consumers mean the dierent competencies of pathology
collectorsarenotequallyvalued.Asanexample,acollector
with excellent communication skills and a high customer
focus made not be as technically competent, but be seen
by the patient as a ‘better’ collector. Blood collection can
be stressful for patients and so the importance of good
customer and communication skills to reassure the patient
cannot be over-emphasised and is a core requirement in a
training program. Possessing a qualication is not always
well correlated with actual performance, however it can
be a way to reassure consumers that pathology collectors
are suciently competent. The CHF [8] and consumer focus
group discussions identied that consumers were concerned
that credentialing of pathology collectors is not mandatory.
Case study employers seemed as a whole to be responding
to market preferences and were focused on all pathology
collection sta possessing a qualication. This is reected
in trends in enrolment and completions statistics of the
Certicate III and IV Pathology courses obtained from the
National Centre for Vocational Education Research [personal
communication]. The growth in Certicate III enrolments
and course completions over the ve-year period 2008-2012
has been a signicant 6% per annum.
Parts of the Australian pathology collection workforce
can be considered highly competent by world standards.
The preferred qualication of industry, the Certicate III in
Pathology, maps reasonably well against the competency
guidelines of National Accrediting Agency for Clinical
Laboratory Sciences (NAACLS), a United States-based
organisation which a literature search for this study revealed
to be world best practice. [16] The Certicate III in Pathology
is most similar to the NAACLS set of competencies than any
other set of comparable competency standards, covering
nearly all the main areas of competence in the NAACLS
standards at least to some degree. The areas of NAACLS
competence that the Certicate III arguably covers less
well are the theory elements relating to the anatomy and
physiology of body systems and pathologic conditions
associated with the body systems. Some of the non-technical
areas of competence identied in the benchmark NAACLS
standards, such as communication skills, condentiality,
professional behaviour and customer service skills generally,
are aorded more limited attention in the Certicate III
competencies. Case study employers and consumers in the
results of this study also identify these deciencies.
A signicant proportion of the workforce (estimated to be
between a third and a half) remains unqualied. Regulatory
reforms in relation to existing accreditation processes
(NPAAC Guidelines for Approved Pathology Collection
Centres (Third Edition 2013)) that take into account the
distribution of the pathology collection workforce in
regard to relevant possession of qualications need to be
considered.
Of even potentially greater concern is that a signicant
proportion of collections are undertaken by non-specialist
pathology collectors – general practitioners, practice
nurses, Aboriginal health workers, medical scientists, interns
and nurses in specic hospital wards and emergency
departments. Australian Institute of Health Innovation/
KIMMS data indicates this part of the collection workforce
contributes up to three times the haemolysis rates of
laboratory phlebotomists. (17) Management to reduce error
in pathology results from this source would need to consider
establishing minimum competence requirements for any
collection work (for instance competence in at least a single
unit of the Certicate III in Pathology qualication such
as ‘HLTPAT306C Perform blood collection’). Alternatively,
‘specialist’ pathology collection workers (who remain a
relatively low cost source of labour) could be more widely
deployed to ensure coverage especially in hospitals of
currently poorly covered services.
Conclusion
It is the conclusion of this study that the most eective
pathway to best practice pathology collection requires:
• Strongpoliciesandproceduresthatdenehow
pathology samples are to be collected, stored and
transported;
• Recognitionofthepatientasacustomerandinclusion
of customer service competencies in the core training
and ongoing assessment of collectors; and
• Apathologycollectionworkforcethatiscompetentand
presents to consumers with a credible qualication and
in a professional manner.
Many of the employers interviewed in the course of this
study concluded that increasingly improved training
was key to progressing towards best practice pathology
collection. They advocated universal adoption of the
Certicate III in Pathology as the minimum level of training
that is required as preparation for safe pathology collection
Best Practice Pathology Collection in Australia
54 Asia Pacic Journal of Health Management 2016; 11: 1
practice. A majority of pathology laboratories, both public
and private, were attempting to set this benchmark
unilaterally as the minimum for recruitment in their own
organisations, although there remain many unqualied
pathology collectors in pathology services.
In addition to the training of (specialist) pathology collectors,
other individuals who collect pathology specimens (nurses,
general practitioners, Aboriginal Health Workers, etc.) in lieu
of pathology collectors need to have received minimum
levels of training. A single unit of the Certicate III in Pathology
qualication — ‘HLTPAT306C Perform blood collection’ — is
considered sucient and there is no compelling reason why
training for this unit needed to be anything other than an
on-the-job, in-house training process.
Competing Interests
The authors declares that they have no competing interests.
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the Phlebotomist. US: NAACLS; 2001. Available from: http://www.
naacls.org/PDFviewer.asp?mainUrl=/docs/standards_phleb.pdf
17. Australian Institute of Health Innovation. A benchmark study of
the frequency and variability of haemolysis reporting across
pathology laboratories. Sydney: Macquarie University; 2015.
ISBN: 978-1-74138-432-1.
Best Practice Pathology Collection in Australia
Asia Pacic Journal of Health Management 2016; 11: 1 55
... In the ED, venepuncture is governed through a number of regulatory processes. Guidelines have been developed by the Australasian College for Emergency Medicine in conjunction with the Royal College of Pathologists of Australia, [7] the federal Department of Health, [8] and the Western Sydney Local Health District of which the hospital is a part. [9] In addition, within the hospital, a Service Level Agreement has been developed between the ED and the hospital pathology laboratory. ...
... There are three phases that comprise the collection and analysis of blood. [8] From initial collection up until the point that the blood is registered in the laboratory is called the pre-analytical phase; the analytical phase is consists of the laboratory test process; and the post-analytical phase is where the doctor interprets the results and communicates them to the patient. Most errors have been found to occur during the pre-analytical phase (46-68.2% of total errors); [10,11] our example explores this phase and offers thoughts as to why that might be so. ...
... The importance of training and competence has also been emphasised, particularly in relation to the pre-analytical phase. [8] However, in public hospitals, credentialed pathology collectors do not operate in the ED, mostly because of the unpredictable yet sometimes urgent need for collection and the 24 hour work cycle. Blood samples are therefore routinely collected by clinicians in the ED, primarily doctors. ...
... (2017), 6.8% in two emergency departments in university teaching hospitals. This contrasts with the 22.4% previously reported by Pilbeam et al., (2013) for emergency departments in Australia. ...
... This is similar to Phelan et al., (2018) who reported that haemolysis of samples by syringe (13%) and vacuum (13%) was identical. Other studies have suggested that collection of blood using a vacutainer and PIVC resulted in increased haemolysis when compared to collection through a syringe and needle (Grant, 2003;Ong et al., 2008;Pilbeam et al., 2013). ...
Article
Aims To explore the relationship between blood sampling techniques and haemolysis. Background Haemolysis rates of blood samples have been thought to be influenced by the method of collection. There is a lack of research evidence available to clearly show the comparative risk of haemolysis across different blood sampling methods, including venepuncture and use of peripheral intravenous cannulas. Design A prospective cohort study. Reporting followed the STROBE checklist. Methods A trained observer was used to record blood sampling techniques over a 10‐week period between April and June 2019. These records were then linked to pathology haemolysis results. Multivariable logistic regression was used to model patient and blood draw characteristics affecting haemolysis. Results Most of the blood samples were not haemolysed (n = 324, 87.1%). Multivariable analysis showed haemolysis was associated with increased tourniquet duration and if the level of tube was less than half full. Univariable analysis showed haemolysis was associated with increased age of the patient, the difficulty of cannulation/ venepuncture and increased number of attempts. No difference was found in the haemolysis rate related to the qualification of the blood collector. Conclusion There was no significant difference in haemolysis rates associated with sampling blood from a PIVC compared with venepuncture. Research should be undertaken to determine whether education on the factors influencing haemolysis is useful in decreasing haemolysis rates. Relevance to clinical practice There was no association with increased haemolysis rates when drawing blood via venepuncture compared with a peripheral intravenous cannula. Haemolysis of blood samples was associated with increased tourniquet duration, if level of the tube was less than half‐filled, increased age of the patient and difficulty of blood draw. Awareness of the risk of haemolysis associated with specific blood sampling methods may assist clinicians to improve care.
... Blood sampling is an important investigation to enable diagnosis and help tailor effective management for patient conditions. Over 16 million haematology tests were collected in Australia in 2011/12 with an estimated 40% of these conducted in the public health sector ( Pilbeam, Badrick & Ridoutt, 2013 ). Inaccurate samples can cause inappropriate changes to patient management thereby increasing the risk of harm to the patient and increasing the cost to health services ( Abbas, Mukinda & Namane, 2017 ;Phelan et al., 2018 ). ...
... Inaccurate samples can cause inappropriate changes to patient management thereby increasing the risk of harm to the patient and increasing the cost to health services ( Abbas, Mukinda & Namane, 2017 ;Phelan et al., 2018 ). Errors identified in Australian pathology laboratories occur in 1.6% of pathology samples, with the majority of these due to pre-analytical factors such as incorrect documentation and collection or handling ( Pilbeam et al., 2013 ). Currently there is variation and uncertainty among health care professionals regarding the use of peripheral intravenous cannulas (PIVC) for blood drawing, contributing to inconsistency, and potential errors in practice. ...
Article
Background Peripheral intravenous cannulas are commonly used for blood sampling. Conflicting evidence on the safety and reliability of blood sampling from peripheral intravenous cannulas provides little support to guide practice of clinicians. Aim To elicit views of nurses working in acute care of their opinions on the safety and efficacy of obtaining blood samples from peripheral intravenous cannulas. Methods A cross-sectional electronic survey was utilised. Participants included nurses working in Australian acute care services nationally. The STROBE checklist was followed. The survey was distributed by two professional nursing bodies to their members between September and December 2017. Content analysis was used to analyse open-ended responses. Findings Of the 338 participants who completed the survey, 269 provided comments. Themes supporting the use of peripheral intravenous cannulas for blood sampling included ‘efficiency’, ‘patient care’, ‘last resort’, and ‘other’. Reasons for not using a peripheral intravenous cannula for sampling provided themes of ‘PIVC use’, ‘dwell time’, ‘test type required’, ‘patency/insertion site care’, ‘preference’, and ‘other’. Discussion The choice regarding method of blood sampling is left to the discretion of individual practitioners. Diverse rationales were provided by respondents to support their practice in sampling blood. This may be influenced by variations in hospital policies and conflicting research evidence to support or refute the practice. Conclusion Blood sampling from peripheral intravenous cannulas or venepuncture is practiced differently between nurses based on multiple rationales. Research is needed to provide evidence for safe practice and support hospital policies.
... Activities in a pathology department are mainly concerned with supplying physicians with diagnoses of specimens from their patients. Pathology tests are an essential part of the healthcare system, used to aid medical practitioners in the diagnosis of disease, assist in preventive health, acute care, management of chronic conditions and more recently genetic research [13]. Recent progress in the field of molecular biology, genetics, and pathology presents extraordinary research opportunities for the better understanding of diseases, and for subsequent prevention and treatment. ...
Article
Objectives High-sensitivity (hs) cardiac troponin (cTn) assays can quantitate small fluctuations in cTn concentration. Determining biological variation allows calculation of reference change values (RCV), to define significant changes. We assessed the short- and long-term biological variation of cardiac troponin I (cTnI) in healthy individuals and patients with renal failure requiring haemodialysis or cardiomyopathy. Methods Plasma samples were collected hourly for 4 h and weekly for seven further weeks from 20 healthy individuals, 9 renal failure patients and 20 cardiomyopathy patients. Pre- and post-haemodialysis samples were collected weekly for 7 weeks. Samples were analysed using a hs-cTnI assay (Abbott Alinity ci-series). Within-subject biological variation (CV I ), analytical variation (CV A ) and between-subject biological variation (CV G ) was used to calculate RCVs and index of individuality (II). Results For healthy individuals, CV I , CV A , CV G , RCV and II values were 8.8, 14.0, 43.1, 45.8% and 0.38 respectively for short-term, and 41.4, 14.0, 25.8, 121.0% and 1.69 for long-term. For renal failure patients, these were 2.6, 5.8, 50.5, 17.6% and 0.30 respectively for short-term, and 19.1, 5.8, 11.2, 55.2% and 1.78 for long-term. For cardiomyopathy patients, these were 4.2, 10.0, 65.9, 30.0% and 0.16 respectively for short-term, and 17.5, 10.0, 63.1, 55.8% and 0.32 for long-term. Mean cTnI concentration was lower post-haemodialysis (15.2 vs. 17.8 ng/L, p < 0.0001), with a 16.9% mean relative change. Conclusions The biological variation of cTnI is similar between end-stage renal failure and cardiomyopathy patients, but proportionately greater in well-selected healthy individuals with very low baseline cTnI concentrations.
Article
Introduction: Repeat laboratory testing is often necessary in hospitals. However, frequent blood draws can be harmful to older patients. The objective of this study was to identify the most frequently ordered laboratory tests and repeat testing rates for these tests among older inpatients. Methods: A retrospective observational study of inpatients of age 80 years and over in 4 public hospitals in New South Wales, Australia, was conducted between 2008 and 2013. Proportions of laboratory tests and proportions of repeated tests among the most frequently used tests were reported. Results: There were 42739 patients with 108003 admissions (56.2% women; 43.2% of ages 80-84). Of these admissions, 95.9% had a laboratory test, with 3012577 tests recorded. Five tests accounted for 62% of all tests and were present in 98.5% of admissions: electrolytes urea and creatinine (EUC; 18% of all tests ordered), complete blood count (CBC; 16.7%), calcium magnesium phosphate (CaMgPhos; 10.2%), liver function test (LFT; 9.0%), and C-reactive protein (CRP; 8.0%). Proportions of repeat tests for this group performed outside recommended minimum repeat intervals were 10.3% EUC, 8.9% CBC, 41.5% CRP, 68.2% CaMgPhos, and 65.2% LFT tests. An exponential increase in repeat testing for all 5 tests was observed around 24 h after a previous test. Conclusion: Compliance with guidelines on repeat testing intervals among older patients is variable. A better understanding of the underlying reasons for repeat testing would allow targeting of interventions, including decision support, to improve laboratory use for older inpatients.
Article
Full-text available
The problem of medical errors has recently received a great deal of attention, which will probably increase. In this minireview, we focus on this issue in the fields of laboratory medicine and blood transfusion. We conducted several MEDLINE queries and searched the literature by hand. Searches were limited to the last 8 years to identify results that were not biased by obsolete technology. In addition, data on the frequency and type of preanalytical errors in our institution were collected. Our search revealed large heterogeneity in study designs and quality on this topic as well as relatively few available data and the lack of a shared definition of "laboratory error" (also referred to as "blunder", "mistake", "problem", or "defect"). Despite these limitations, there was considerable concordance on the distribution of errors throughout the laboratory working process: most occurred in the pre- or postanalytical phases, whereas a minority (13-32% according to the studies) occurred in the analytical portion. The reported frequency of errors was related to how they were identified: when a careful process analysis was performed, substantially more errors were discovered than when studies relied on complaints or report of near accidents. The large heterogeneity of literature on laboratory errors together with the prevalence of evidence that most errors occur in the preanalytical phase suggest the implementation of a more rigorous methodology for error detection and classification and the adoption of proper technologies for error reduction. Clinical audits should be used as a tool to detect errors caused by organizational problems outside the laboratory.
Article
Full-text available
Remarkable advances in instrument technology, automation and computer science have greatly simplified many aspects of previously tedious tasks in laboratory diagnostics, creating a greater volume of routine work, and significantly improving the quality of results of laboratory testing. Following the development and successful implementation of high-quality analytical standards, analytical errors are no longer the main factor influencing the reliability and clinical utilization of laboratory diagnostics. Therefore, additional sources of variation in the entire laboratory testing process should become the focus for further and necessary quality improvements. Errors occurring within the extra-analytical phases are still the prevailing source of concern. Accordingly, lack of standardized procedures for sample collection, including patient preparation, specimen acquisition, handling and storage, account for up to 93% of the errors currently encountered within the entire diagnostic process. The profound awareness that complete elimination of laboratory testing errors is unrealistic, especially those relating to extra-analytical phases that are harder to control, highlights the importance of good laboratory practice and compliance with the new accreditation standards, which encompass the adoption of suitable strategies for error prevention, tracking and reduction, including process redesign, the use of extra-analytical specifications and improved communication among caregivers.
Article
Full-text available
Laboratory testing is a highly complex process and, although laboratory services are relatively safe, they are not as safe as they could or should be. Clinical laboratories have long focused their attention on quality control methods and quality assessment programs dealing with analytical aspects of testing. However, a growing body of evidence accumulated in recent decades demonstrates that quality in clinical laboratories cannot be assured by merely focusing on purely analytical aspects. The more recent surveys on errors in laboratory medicine conclude that in the delivery of laboratory testing, mistakes occur more frequently before (pre-analytical) and after (post-analytical) the test has been performed. Most errors are due to pre-analytical factors (46-68.2% of total errors), while a high error rate (18.5-47% of total errors) has also been found in the post-analytical phase. Errors due to analytical problems have been significantly reduced over time, but there is evidence that, particularly for immunoassays, interference may have a serious impact on patients. A description of the most frequent and risky pre-, intra- and post-analytical errors and advice on practical steps for measuring and reducing the risk of errors is therefore given in the present paper. Many mistakes in the Total Testing Process are called "laboratory errors", although these may be due to poor communication, action taken by others involved in the testing process (e.g., physicians, nurses and phlebotomists), or poorly designed processes, all of which are beyond the laboratory's control. Likewise, there is evidence that laboratory information is only partially utilized. A recent document from the International Organization for Standardization (ISO) recommends a new, broader definition of the term "laboratory error" and a classification of errors according to different criteria. In a modern approach to total quality, centered on patients' needs and satisfaction, the risk of errors and mistakes in pre- and post-examination steps must be minimized to guarantee the total quality of laboratory services.
Article
Objectives.—To determine the rate with which blood collection is successful on the initial phlebotomy encounter, the rate with which laboratory personnel judge specimens unsuitable for analysis, and the practice characteristics associated with fewer unsuccessful collections and fewer rejected specimens. Design.—Clinical laboratories participating in the College of American Pathologists Q-Probes laboratory improvement program prospectively characterized the outcome of outpatient phlebotomies for 3 months or until 20 unsuccessful phlebotomy encounters occurred. By questionnaire, participants provided information about test ordering, patient preparation, and specimen collection. Setting and Participants.—Institutions in the United States (n = 202), Canada (n = 4), Australia (n = 3), and South Korea (n = 1). Main Outcome Measures.—Percentage of successful encounters and percentage of unsuitable specimens. Results.—Of 833289 encounters, 829723 were successful. Phlebotomies were unsuccessful because patients were not fasting as directed (32.2%), phlebotomy orders were missing information (22.5%), patients specimens were difficult to draw (13.0%), patients left the collection area before specimens were collected (11.8%), patients were improperly prepared for reasons other than fasting (6.3%), patients presented at the wrong time (3.1%), or for other reasons (11.8%). Only 2153 specimens (0.3%) were unsuitable; these samples were hemolyzed (18.1%), of insufficient quantity (16.0%), clotted (13.4%), lost or not received in the laboratory (11.5%), inadequately labeled (5.8%), at variance with previous or expected results (4.8%), or unacceptable for other reasons (31.1%). Facilities staffed by laboratory-administered phlebotomists reported higher success rates than facilities staffed by nonlaboratory-administered phlebotomists (P = .002). Conclusions.—Most outpatient phlebotomy encounters are successful and result in specimens suitable for laboratory analysis.
Article
Venepuncture is the introduction of a needle into a vein to obtain a blood sample for haematological, biochemical or bacteriological analysis. It is the most common invasive procedure undertaken in hospital. This article provides guidance on the theory and practice of venepuncture.
Pre-analytical errors: make a difference
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