MULTIPLE-FACTOR ANALYSIS OF SLEEP QUALITY IN MEDICAL STUDENTS

[Objective] To explore the influential factors of sleep quality in medical students and its interaction ways and styles. [Methods] A total of 1602 meidcal students in four colleges of Fujian were investigated with pittsburgh sleep quality index (PSQI), self-rating depression scale (SDS), self-rating anxiety scale (SAS), physical exercise degree questionnaire, sleep hygiene awareness and practice, college-secondary specialized school students life events scale (CSS-LES) and selfdesigned questionnaire. [Results] ①27.9% of them had poor sleep quality, the average PSQI score was 6.24±2.44. ② The main influencing factors for sleep quality were employment confidence, depression, anxiety, negative life events, drinking ≥ 3 cups of beer or liquor over 0.05kg two hours before sleep, worried about the ability to sleep before sleep, light interference and noise interference, and their ORs were 1.422, 0.112, 0.461, 0.613, 0.031, 4.702, 1.347, and 1.709, respectively. ③ Sleep hygiene practice, depression and anxiety were the risk factor for sleep quality, and they could direct influence the quality of sleep, moreover, their path coefficients were 0.236, 0.170 and 0.309, respectively. Physical exercise and negative life events could indirectly influence sleep quality by influencing depression or anxiety. Sleep hygiene awareness also could indirectly influence sleep quality by influencing physical exercise. [Conclusion] Medical students need to improve sleep quality. The quality of sleep could be improved by adjusting mental status, improving sleep health awareness, developing good sleep hygiene habits, increasing physical exercise and reducing negative life events.