消极反刍与大学生睡眠质量:负性情绪和睡眠拖延行为的作用

Negative Rumination and Sleep Quality of College Students:The Role of Negative Emotion and Bedtime Procrastination

目的:调查大学生的睡眠质量情况,探索消极反刍思维对大学生睡眠质量的影响及其内在作用机制。方法:选取来自四川省两所高校的1147名大学生作为被试,采用大学生消极反刍思维量表、负性情绪量表、睡眠拖延量表以及匹兹堡睡眠质量指数进行测查。结果:(1)有31.56%的大学生存在睡眠质量问题;(2)消极反刍思维能够直接预测大学生的睡眠质量、负性情绪以及睡眠拖延行为;(3)消极反刍思维还能够通过负性情绪和睡眠拖延行为的单独中介以及链式中介间接影响大学生睡眠质量。结论:负性情绪和睡眠拖延行为在消极反刍思维与睡眠质量的关系中起链式中介作用。

Objective:To investigate the sleep quality of college students and explore the influence of negative rumina-tion on the sleep quality of college students and its internal mechanism.Methods:1147 college students from two universi-ties in Sichuan Province were selected as subjects,and were tested with Negative Rumination Subscale for College Stu-dents,Negative Affect Subscale,Bedtime Procrastination Scale and Pittsburgh Sleep Quality Index.Results:(1)31.56% ofcollege students had sleep quality problems;(2)Negative rumination directly predicted the sleep quality,negative emotionand bedtime procrastination of college students;(3)Negative rumination also indirectly affected the sleep quality of collegestudents through the independent and chain mediators of negative emotion and bedtime procrastination.Conclusion:Nega-tive emotion and bedtime procrastination act as chain mediators in the relationship between negative rumination and sleepquality.