同伴因素对青少年婚前性行为的影响

Analysis of peer-related factors influencing on premarital sex behaviors among adolescents

目的：探讨同伴因素对青少年婚前性行为的影响。方法采用多阶段分层整群抽样的方法选取上海市辖区内15～24岁未婚青少年进行问卷调查。结果青少年婚前性行为发生率为12．7％，其中男性16．8％，女性8．7％。青少年性行为同伴影响因素 COX 回归模型显示，同伴性信息评分（HR ＝1．112，P ＜0．01），“多数同伴是否有婚前性行为（HR ＝2．583，P ＜0．01）”，同伴危险行为评分（HR ＝1．122，P ＜0．01），“是否需要发生性行为来迎合朋友（HR ＝1．804，P ＜0．01）”，危险行为同伴压力评分（HR ＝1．255，P ＜0．01）以及“每周与同伴在一起闲逛时间（HR ＝1．303，P ＜0．01）”等变量对青少年婚前性行为有影响。结论同伴因素对青少年婚前性行为发生有着很大的影响作用。充分发挥同伴教育在对性行为做出健康决定的影响力，使青少年建立正确的性行为价值取向和行为准则。

Objective To explore effect of Peer-related factors influencing on premarital sex behaviors among ado-lescents.Methods Unmarried adolescents aged 15 to 24 among communities in Shanghai City were selected through multi-staged stratified cluster sampling.Results The prevalence of sex behavior among unmarried adolescent of Shanghai was 12.7%,including 16.8% for male and 8.7% for female.According to the results of COX model analysis,the sex behavior of unmarried adolescent were associated with peer-related factors such as peer sex information （HR =1.112,P 〈0.01）, peer having or not premarital sex behavior （HR =2.583,P 〈0.01 ）,peer dangerous behaviors （HR =1.255,P 〈0.01）,having sex for catering to peer （HR =1.804,P 〈0.01）,pressure of peer dangerous behaviors （HR =1.255,P〈0.01）and the time of lounging with friends （HR =1.303,P 〈0.01）.Conclusion Premarital sex behavior of adoles-cents was remarkably influenced by peer-related factors.It is important to use peer education for helping adolescents to make healthy decision on sex behavior and to establish correct value orientation.