Objective: To understand the behavioral characteristics of Chinese college students who have sex with men, and to provide a basis for more targeted health education. Methods: A systematic search of studies related to the high-risk behaviors of MSM of Chinese college students published from January 1, 2015 to November 1, 2018 in the Chinese Journal Full-text database (CNKI), China Biology Medicine database(CBM), PubMed, VIP and Wanfang database was conducted, and relevant data was extracted for Meta-analysis. Results: A total of 12 studies were included, there were 3 839 MSM of college students enrolled in theses study，the results showed that the overall or pooled prevalence of HIV in MSM of college students was 79.1%(95%CI=73.1%-85.0%) in recent years; the combined rate of the number of sexual partners≥2 was 58.9%(95%CI=46.5%-71.3%); the combined rate of condom use for gay sex in the last 6 months was45.3%(95%CI=37.9%-52.7%); the combined rate of condom use for per heterosexual sex was 43.6%(95%CI=29.6%-57.5%); the combined detection rate of HIV was 4.7%(95%CI=2.7%-6.8%). Conclusion The high-risk behavior of MSM among Chinese college students is prominent, and online dating is highly dependent. Therefore, colleges should strengthen the health education of prevention of AIDS.

Objective: To understand HIV/AIDS knowledge, attitude, and awareness of HIV/AIDS policies and regulations among vocational medical students in Sichuan, and to provide scientific basis for AIDS prevention and treatment in higher vocational medical colleges. Methods: A total of 1 458 medical students in a vocational college in Sichuan Province were selected through stratified cluster random sampling and investigated with questionnaire on HIV/AIDS related knowledge, policies and regulations. Results: The average score of AIDS knowledge was(6.63±1.31), and the awareness rate was 82.9%; The average score of attitude towards AIDS was(2.17±0.45), with the highest score being fear and avoidance(2.56±0.61), and the lowest score responsibility perception(1.66±0.58); The total score of HIV/AIDS related policies and regulations was(19.17±2.91). AIDS knowledge was positively correlated with attitude and understanding of policies and regulations(r=-0.24, 0.28, P<0.01) , the higher the knowledge score, the better the attitude and the higher the understanding of policies and regulations. Conclusion HIV/AIDS knowledge of higher vocational medical students has been improved, the fear and avoidance of AIDS is widespread. There are insufficient awareness in AIDS related policies and regulations. Higher vocational medical colleges should be more targeted AIDS health education.