Nurse Health: The Influence of Chronotype and Shift Timing

Nurses with mismatched chronotypes averaged 6.1 hours of sleep, falling below recommended levels.

• Chronotype mismatch is associated with an increased likelihood of obesity among nurses.
• Male nurses showed a higher proportion of chronotype mismatch (12.3%) compared to their matched counterparts (6.3%).
• No direct relationship was found between chronotype match/mismatch and cardiovascular disease or related risk factors.
• Nurses with mismatched chronotype and above average sleep quality had an estimated 3.51 times higher odds of obesity.
• The exact mechanism linking sleep quality and obesity remains unclear.

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