Résumé
Objective To investigate the sleep quality of inland military officers and soldiers stationed and trained at plateau and its possible influence factors.Methods A total of 459 military officers and soldiers stationed and trained at plateau were performed the on site psychological assessment by adopting the psychological stress self-evaluation test (PSET),Pittsburgh Sleep Quality Index (PSQI),work related fatigue feelings (WRFFQ) and self compiled general data questionnaire.Results (1) The mean value of overall sleep quality in militaries stationed and trained at plateau was 5.61-±-3.48.40.5 ％ of respondents had good sleep quality,25.3％ had poor sleep quality and 34.2％ had general sleep quality.(2)The fatigue and psychological stress scores in the militaries with poor sleep quality were significantly higher than those in the militaries with good sleep quality (t1 =10.70,t2 =-9.68,P＜0.01).(3)The psychological stress,fatigue degree,confidence level of self-assessment health status had significantly positive correlation(r =0.517,0.488,0.259,0.352,P＜ 0.01).(4) The psychological stress,fatigue degree,confidence level of self-assessment health status entered the PSQI total score regression equation,moreover the predictive variation amount was 36.1％.Conclusion The psychological stress status and fatigue level in the militaries at plateau affect the sleep quality,and the confidence degree and health status assessment of officers and soldiers on exercise also produce the active influence on sleep.