关键词: 强迫症, 影响因素, 终生患病率

Abstract: Objective To understand the prevalence,distributions and influencing factors of obsessive compulsive neurosis in college students and provide evidence for intervention method and etiology study.Methods Stratified-proportional　 sampling method was conducted in 2 046 college students,who were interviewed using the third version of the World Health Organization Composite International Diagnostic Interview and diagnosed by ICD-10，1 869 students finished the interview and 1 843 qualified papers were collected.Results The lifetime prevalence of obsessive compulsive neurosis in college students was 17.1%,12-month prevalence was 9.9% and 30-day prevalence was 2.5%;The male’s lifetime prevalence was significantly higher than the female’s(χ²=6.107,P=0.013);The lifetime prevalence of obsessive compulsive neurosis had significant differences in different grades(χ²=16.223,P=0.001),and the junior’[KG-*3]s was lower than the senior’s;Through multi-factor analysis,seven influencing factors were found: grade,gender,mood of father,mood of mother,quarrels between parents,ignored care from parents and the relationship with friends in social net. Conclusion The lifetime prevalence of obsessive compulsive neurosis in college students is higher than others,and the influencing factors are grade,gender,mood of father,mood of mother,quarrels between parents,ignored care from parents and the relationship with friends in social net.These results suggest that colleges,families and the society should pay more attention to obsessive compulsive neurosis in college students and take positive measures to prevent it.

Key words: obsessive compulsive neurosis, influencing factor, lifetime prevalence