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Janitor workload and occupational injuries.

Deirdre R Green1, Susan G Gerberich1, Hyun Kim1

  • 1Midwest Center for Occupational Health and Safety Education and Research Center, Division of Environmental Health Sciences, School of Public Health, University of Minnesota, Minneapolis, Minnesota.

American Journal of Industrial Medicine
|January 25, 2019
PubMed
Summary
This summary is machine-generated.

Increased workload and poor sleep significantly raise occupational injury risk for janitors. Addressing these factors is crucial for preventing workplace injuries and improving janitorial safety.

Keywords:
FitBitjanitorsoccupational injuriesphysical activitysleep qualityworkload

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Area of Science:

  • Occupational Health
  • Industrial Hygiene
  • Ergonomics

Background:

  • Workplace injuries are a significant concern in the janitorial industry.
  • Factors such as workload and sleep patterns are potential contributors to injury occurrence.
  • Understanding these relationships is vital for developing effective prevention strategies.

Purpose of the Study:

  • To investigate the impact of workload and sleep on injury risk among janitors.
  • To quantify the association between changes in workload, sleep duration, and occupational injuries.
  • To identify specific risk factors, including sleep disturbances and physical activity levels, related to injury.

Main Methods:

  • A cross-sectional study involving 390 janitors from the SEIU Local 26 union.
  • Data collection included questionnaires on workload, sleep, and injury outcomes.
  • Objective sleep and workload data were gathered from a subset of 58 janitors using Fitbit devices.
  • Quantitative data were analyzed using regression techniques to determine risk factors.

Main Results:

  • 37% of janitors reported an increased workload during the study period.
  • Adjusted analyses revealed a significant association between increased workload (RR: 1.94) and reduced sleep hours (RR: 2.21) and occupational injury.
  • Janitors experiencing sleep disturbances faced higher injury risk if engaging in less than five days of moderate to vigorous physical activity (RR: 2.77).

Conclusions:

  • Elevated workload and sleep disturbances are significant risk factors for occupational injuries in the janitorial sector.
  • Employers should prioritize managing workload and addressing sleep issues to reduce injury incidence.
  • Interventions aimed at improving sleep quality and managing physical demands may mitigate workplace injuries.