Objective: To explore the relationship between sub-health status and social support and coping styles of left-behind middle school students in a reservoir area of Chongqing.
Method: 2247 students were chosen from three middle school by multistage cluster random sampling in a reservoir of Chongqing, 1528 were left-behind students,719 were non-left students, surveyed with questionnaire by Multidimensional Sub-health Questionnaire of Adolescents (MSQA), Social Support Rating Scale (SSRS) and Trait Coping Style Questionnaire (TCSQ).
Results: Psychosomatic, physical and psychological sub-health state detection rate of left-behind middle school students (10. 73%, 8. 24%, 12. 43%) were higher than non-left students (9. 46%, 7. 37% and 10. 29%), but the difference was not statistically significant. Social subjective support, utilization of support and active coping style were protective factors for the sub-health status, grade and negative coping style were risk factors for the sub-health state. Grades, social support and coping style have significantly main effect on sub-health (P<0. 05), social support and negative coping have significantly interaction (P <0. 05).
Conclusion: Sub-health problem is not prominent, negative coping has an important impact on the sub-health.