目的：探讨重症监护病房患者睡眠状况及其影响因素。方法选取2015年8月～2016年2月在我院重症监护病房住院的患者680例，运用睡眠状况自评量表以及自制的睡眠障碍调查表统计分析患者的睡眠状况及其影响因素。结果与常模比较，重症监护病房患者SRSS各项评分均较高，差异有统计学意义；SRSS总分大于23分的患者有568例，占比83.90%，其比例远高于常模的45.6%；影响ICU患者睡眠状况的主要因素主要为身体不适、担心自身疾病及其预后、噪音等。结论重症监护患者睡眠状况普遍较差，身体不适、担心自身疾病及其预后、噪音等是影响患者睡眠状况的主要因素。“,”Objective:To investigate and analyze sleeping status of patients in ICU and its inlfuencing factors. Methods:A total of 680 patients in ICU, which were from our hospital from August 2015 to February 2016, were selected and investigated with SRSS and self-designed questionnaire in order to observe the sleeping status of them and analyze related factors. Results:The score of each item of SRSS was higher compared with internal norm, and there were signiifcant differences. There were 568 patients with the total score of SRSS more than 23 points, accounting for up to 83.90%, which was higher than that of internal norm, with the scale 45.6%.After the analysis, malaise, anxious of disease and prognosis, and noises were major inlfuencing factors led to bad sleeping. Conclusion:There were some problems of sleeping in patients in ICU, main reasons of which were malaise, anxious of disease and prognosis, and noises.