The impact of rotating work schedules, chronotype, and restless legs syndrome/Willis-Ekbom disease on sleep quality among female hospital nurses and midwives: A cross-sectional survey Abstract Background: Decreases in subjective sleep quality are prevalent among nurses and midwives engaged in rotating shift work. Objectives: The present study aimed to examine the relationship between differences in work schedules and subjective sleep quality among female nursing staff. Design: A cross-sectional survey design was used for descriptive and logistic regression analyses.