中职生手机成瘾与睡前拖延和心理亚健康的关系分析

Analysis on relationship between mobile phone addiction,bedtime procrastination and mental sub-health in secondary vocational school students

目的了解睡前拖延在中职生手机成瘾和心理亚健康间的中介作用,为中职生心理健康教育提供参考依据。方法采用分层整群抽样方法,2021年1月抽取云南省某职业技术学校994名中职生作为调查对象,采用手机成瘾指数量表、睡前拖延量表和亚健康评定量表进行问卷调查,并对数据进行分析。结果不同手机成瘾组中职生心理亚健康心理症状及睡前拖延得分比较,差异均有统计学意义(均P<0.05),不同手机成瘾组中职生心理亚健康正向情绪和认知功能得分比较,差异均无统计学意义(均P>0.05);手机成瘾与心理亚健康和睡前拖延呈正相关(r=0.168、0.440,均P<0.05),睡前拖延和心理亚健康呈正相关(r=0.171,P<0.05);睡前拖延在手机成瘾和心理亚健康之间的中介效应值是0.120,占总效应的31.47%;在心理亚健康的3个维度上,睡前拖延在手机成瘾和正向情绪、心理症状、认知功能中的中介效应值为-0.214、0.179和-0.137,其效应比分别是36.54%、20.15%和38.60%。结论手机成瘾与睡前拖延和心理亚健康的关系密切,手机成瘾可以通过睡前拖延影响心理亚健康。

Objective To explore the mediating role of bedtime procrastination between mobile phone addiction and mental subhealth of secondary vocational students,provide a basis for mental health education of secondary vocational students.Methods The stratified cluster sampling method was used to collect 994 students from a vocational and technical school of Yunnan Province in January 2021 as survey objects.The questionnaire investigation was performed by using the mobile phone addiction index scale,bedtime procrastination scale and sub-health rating scale,and the data were analyzed.Results There were statistically significant differences in sub-health psychological symptoms and bedtime procrastination scores among secondary vocational students in different mobile phone addiction groups(both P<0.05).There were no statistically significant difference in the scores of positive emotion and cognitive function of mental sub-health among secondary vocational students in different mobile phone addiction groups(both P>0.05).Mobile phone addiction was positively correlated with mental sub-health and bedtime procrastination(r=0.168,0.440,both P<0.05),and there was a positive correlation between bedtime procrastination and mental sub-health(r=0.171,P<0.05).The intermediary effect value of bedtime procrastination between mobile phone addiction and mental sub-health was 0.120,accounting for 31.47%of the total effect.In the three dimensions of mental sub-health,the mediating effect values of bedtime procrastination between mobile phone addiction and positive emotion,psychological symptoms,cognitive function was-0.214,0.179 and-0.137,respectively,and the effect ratio was 36.54%,20.15%and 38.60%,respectively.Conclusion Mobile phone addiction is closely related to bedtime procrastination and mental sub-health,and mobile phone addiction can affect mental sub-health through bedtime procrastination.