Behavioral interventions to prevent STD, AIDS and pregnancy among university students in Zhejiang, China.

Objective To evaluate the effects of behavioral interventions developed for prevention of sexually transmitted disease(STD)and human immunodeficiency virus(HIV)infection as well as unplanned pregnancy.Methods From 2006-2007,the study was conducted among grade 2-3 students selected from 2 universities,one of which as an experimental group and the other as a control group.A questionnaire survey of pre-and post-interventions was used to evaluate the differences of knowledge,sexual behaviors and attitudes related to safe sex.Results Knowledge scores increased after 3-month education in the experimental university for prevention measures of STD,HIV and pregnancy,transmission routes,consequences and epidemics of STD and HIV as well as risk awareness(P0.05).The proportion increase significantly for students who always or frequently used condom for prevention of STD and HIV.There was no significant difference for the above indicators in the students of the control university.Conclusion The behavioral interventions improved knowledge and risk awareness of safe sex,and promoted the safe sex behaviors among students with active sexuality.