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Sleep environment is associated with sleep control in fly-in, fly-out mining shift workers.

Philipp Beranek1,2, Mitchell Turner3,4, Johnny Lo5

  • 1School of Medical and Health Sciences, Edith Cowan University, Joondalup, WA, Australia. p.beranek@ecu.edu.au.

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Optimizing the sleep environment is crucial for Fly-in, Fly-out (FIFO) mining workers. Poor sleep environment factors like noise, light, and comfort negatively impact their perceived sleep control.

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Area of Science:

  • Occupational Health
  • Sleep Science
  • Environmental Psychology

Background:

  • Healthy sleep requires control over sleep timing, duration, and quality.
  • Fly-in, Fly-out (FIFO) mining shift workers experience unique sleep challenges due to rosters.
  • The impact of the sleep environment on perceived sleep control in FIFO workers is understudied.

Purpose of the Study:

  • To evaluate the sleep environment of FIFO mining shift workers.
  • To assess the association between the sleep environment and perceived sleep control.
  • To identify key environmental factors influencing sleep control in this population.

Main Methods:

  • A cross-sectional online survey was conducted with Australian FIFO mining shift workers.
  • The Assessment of Sleep Environment (ASE) and Brief Index of Sleep Control (BRISC) were utilized.
  • Linear regression and Random Forest analyses explored associations between environmental factors and sleep control.

Main Results:

  • 538 FIFO workers participated; 29% were female.
  • A majority (two-thirds) found their sleep environment sleep-disruptive.
  • Higher sleep environment disruption (ASE scores) was significantly associated with lower sleep control (BRISC scores) (p < 0.001).
  • Pillow/blanket comfort, mattress comfort, room temperature, noise, light, and safety were negatively correlated with sleep control (p < 0.05).

Conclusions:

  • The study underscores the critical role of the sleep environment in regulating sleep control for FIFO mining workers.
  • Improvements in bedding comfort, temperature regulation, noise/light reduction, and safety measures are recommended.
  • Further longitudinal and objective studies are needed to establish causality and inform targeted interventions.