A 4-year follow-up study on sexual orientation, sexual behavior and AIDS related knowledge of undergraduate students in a medical university / 中华疾病控制杂志

ABSTRACT

Objective To explore the characteristics of medical sexual orientation, sexual behavior and acquired immunodeficiency syndrome(AIDS) related knowledge changing with grade. Methods A group of 876 undergraduate students of 2015 in a medical university were selected to conduct an anonymous survey once a year and a total of four times using self-compiled questionnaires on AIDS-related knowledge, sexual orientation and behavior of college students. Descriptive epidemiological methods were adopted for statistical description. Results The distribution of sexual orientation among medical students with different survey batches was statistically significant ( 2=26.223, P=0.036). The proportion of openly gay people in the total number of homosexuals showed an increasing trend ( 2trend=4.150, P=0.042). Follow-up study of Chinese medicine students on AIDS related knowledge of the overall rate of increased ( 2trend=23.462, P<0.001). The incidence of general sexual behavior and male homosexual sex among medical students in the past six months showed an increasing trend with grade growth ( 2trend=4.450, P=0.035; 2trend=6.738，P=0.009). At the second and third follow-ups, the proportion of men who used condoms occasionally and never used condoms increased, and the difference was statistically significant ( 2=7.935, P=0.047). Conclusions Due to the weak awareness of medical sexual safety protection, the school should continue to strengthen the AIDS publicity and prevention education of medical students in all grades, and improve the school sexual health education mechanism.