Evidence map›Paper›PMID 31306462›Full record

ArticlePloS one2019

Long working hours, sleep-related problems, and near-misses/injuries in industrial settings using a nationally representative sample of workers in Japan.

Takashi Yamauchi, Takeshi Sasaki, Kunihiko Takahashi, Shigeo Umezaki, Masaya Takahashi, Toru Yoshikawa, Machi Suka, Hiroyuki Yanagisawa

Abstract read
In one paragraph

Article in PloS one, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing 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

18 citing papers in PubMed.

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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

8 authors.

Takashi YamauchiDepartment of Public Health and Environmental Medicine, The Jikei University School of Medicine, Tokyo, Japan.ORCID 0000-0001-5295-4082
Takeshi SasakiResearch Center for Overwork-Related Disorders, National Institute of Occupational Safety and Health, Kawasaki, Japan.
Kunihiko TakahashiDepartment of Biostatistics, Nagoya University Graduate School of Medicine, Nagoya, Japan.
Shigeo UmezakiNational Institute of Occupational Safety and Health, Kiyose, Japan.
Masaya TakahashiResearch Center for Overwork-Related Disorders, National Institute of Occupational Safety and Health, Kawasaki, Japan.
Toru YoshikawaResearch Center for Overwork-Related Disorders, National Institute of Occupational Safety and Health, Kawasaki, Japan.
Machi SukaDepartment of Public Health and Environmental Medicine, The Jikei University School of Medicine, Tokyo, Japan.
Hiroyuki YanagisawaDepartment of Public Health and Environmental Medicine, The Jikei University School of Medicine, Tokyo, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Long working hours and a lack of sleep have been suggested to negatively affect the safety of workers. Here, we examined the association between long working hours/sleep-related problems and near-misses/injuries in industrial settings using a nationally representative sample of workers in Japan. Based on the composition ratio of workers by industry, sex, and age in Japan, data from a web-based cross-sectional survey for 18,682 participant full-time workers (7,098 female and 11,584 male; mean age, 43.7 [standard deviation 11.1] years) were analyzed. Nearly 30% and 5% of participants reported any types of near-misses during the past six months and injuries during the past year, respectively. For all types of near-misses and some types of injuries, a significant difference in frequency distribution was observed by industry. After adjustment for demographic, job-, and life-related variables, participants who worked long hours (i.e., more than 51 hours per week) were more likely to report job-related near-misses/injuries than those who worked 35-40 hours per week. The presence of sleep-related problems was also significantly related to near-misses and injuries. However, while sleep-related problems were significantly associated with near-misses/injuries in all industries, the association between long working hours and near-misses/injuries differed by industry. Odds ratios for near-misses/injuries were strongly significant in the "transport/postal services" industry for those who worked more than 51 hours per week compared to those who worked 35-40 hours per week. Comprehensive protective measures for workers, including (1) reducing total hours of service/job-related fatigue, (2) maintaining sufficient sleep hours/good sleep, and (3) increasing awareness about the impact of overwork/long working hours and sleep-related problems on workers' safety among employers, workers, clients/customers, and the general public might be effective for preventing near-misses and injuries in industrial settings among workers, especially those who work long hours in the "transport/postal services" industry.

Indexed as

Work Schedule ToleranceAccidents, OccupationalAdultCross-Sectional StudiesEmploymentFatigueFemaleHumansIndustryInternetJapanMaleMiddle AgedOccupational HealthOccupational InjuriesPersonnel Staffing and Scheduling

Identifiers

PMID31306462
PMCPMC6629083

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.