Evidence map›Paper›PMID 33957007›Full record

ArticleJournal of occupational health2021

Long working hours and burnout in health care workers: Non-linear dose-response relationship and the effect mediated by sleeping hours-A cross-sectional study.

Ro-Ting Lin, Yu-Ting Lin, Ying-Fang Hsia, Chin-Chi Kuo

Abstract read
In one paragraph

Article in Journal of occupational health, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 74 papers.

0numbers the graph read from it
0cells of the map it votes in
74citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

74 citing papers in PubMed.

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  15. Observational
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  18. Association Between Perceived Stress and Burnout Among Neonatal Intensive Care Nurses.Advances in neonatal care : official journal of the National Association of Neonatal Nurses · 2025
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  19. Article
  20. Observational

14 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Ro-Ting LinDepartment of Occupational Safety and Health, College of Public Health, China Medical University, Taichung, Taiwan.ORCID https://orcid.org/0000-0002-2687-203X
Yu-Ting LinDepartment of Medical Research, China Medical University Hospital, Taichung, Taiwan.
Ying-Fang HsiaBig Data Center, China Medical University Hospital, Taichung, Taiwan.
Chin-Chi KuoDivision of Nephrology, Department of Internal Medicine, China Medical University Hospital, Taichung, Taiwan.

Funding

China Medical University, Taiwan CMU109-MF-30China Medical University, Taiwan CMU109-S-30Ministry of Science and Technology, Taiwan MOST 107-2314-B-039-062-MY3Ministry of Science and Technology, Taiwan MOST 108-2314-B-039-038-MY3Ministry of Science and Technology, Taiwan MOST 109-2321-B-468-001
6 · The paper itself

Abstract

objectivesBurnout among health care workers is highly prevalent and has profound impact on quality of care. Hospital on-duty schedules lead to long working hours and short sleeping hours; both are common factors associated with burnout. We examined the dose-response relationship and the potential mediating role of sleeping hours on the association between working hours and burnout among health care workers.

methodsWe collected data on the burnout status, using the Mandarin version of the Copenhagen Burnout Inventory (subscales measure work-related and personal burnouts), working hours, sleeping hours, and relevant measures for 2081 health care personnel who underwent a routine health examination in a medical center in Taiwan during 2016-2017. Four subgroups were compared: physicians (n = 369), nurses (n = 973), technicians (n = 391), and administrators (n = 348).

resultsAverage weekly working hours are associated with burnout scores in a non-linear dose-response manner. Compared with a work week of 40 hours, the odds ratio of work-related burnout doubled when hours exceeded 60, tripled when hours exceeded 74, and quadrupled when hours exceeded 84. Physicians' burnout is less susceptible to incremental increases in working hours, compared to the situations in other health care workers. The proportions eliminated by reducing sleeping hours were 25%-73% for physicians and 7%-29% for nurses respectively.

conclusionsOur findings suggest that working hours are associated with burnout, and the association was partially mediated by sleeping hours.

Indexed as

SleepTime FactorsAdultBurnout, ProfessionalCross-Sectional StudiesFemaleHealth PersonnelHumansMaleMediation AnalysisMiddle AgedOdds RatioPrevalenceTaiwanWork Schedule Toleranceburnouthealth care workersmediation analysissleeping hoursworking hours

Identifiers

PMID33957007
PMCPMC8101694

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.