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Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments
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Published on: August 8, 2019

Shift-related sleep problems vary according to work schedule.

Elisabeth Flo1, Ståle Pallesen, Torbjørn Åkerstedt

  • 1Norwegian Competence Center for Sleep Disorders, Haukeland Universitetssjukehus, Jonas Lies vei 65, Bergen 5021, Norway. elisabeth.flo@psykp.uib.no

Occupational and Environmental Medicine
|January 25, 2013
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Summary

Shift work schedules significantly impact sleep and sleepiness. Rotational schedules, particularly three-shift rotations and night shifts, showed higher insomnia prevalence among nurses.

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Area of Science:

  • Occupational Health
  • Sleep Medicine
  • Nursing Research

Background:

  • Shift work, encompassing day, evening, and night shifts, is associated with sleep and sleepiness disturbances.
  • Work schedules, including permanent versus rotational patterns, may influence the severity of these sleep issues.

Purpose of the Study:

  • To investigate the relationship between shift-related sleep problems and different work schedules.
  • To analyze associations using the Bergen Shift Work Sleep Questionnaire (BSWSQ).

Main Methods:

  • 1586 nurses completed the BSWSQ, assessing sleep and tiredness problems related to shifts and rest days.
  • Logistic regression analyses examined insomnia prevalence across day, evening, night shifts, and rest days for permanent and rotational schedules.

Main Results:

  • Evening shift insomnia was more common in two-shift than three-shift rotations (29.8% vs. 19.8%).
  • Night shift insomnia was higher in three-shift rotations compared to permanent night work (67.7% vs. 41.7%).
  • Rest-day insomnia was more prevalent in permanent night workers (11.4%) versus rotational schedules (4.2%-3.6%).

Conclusions:

  • Shift-related insomnia prevalence varies significantly between work schedules, with higher rates in three-shift rotations and night shifts.
  • Sleep problems are present across all shift types and work schedules.
  • Both shift type and work schedule characteristics are crucial factors in understanding and addressing shift work-related sleep issues.