男男性接触者（MSM）由于其特殊的高危性行为方式而成为人类免疫缺陷病毒（HIV）感染的高危人群。同时该人群也普遍被抑郁、焦虑等各种心理健康问题困扰。这些心理问题又可能会影响他们的性行为方式，增加高危性行为的风险，影响HIV干预措施的效果。因此，探讨MSM人群心理健康问题及其与高危性行为的关联，有利于制定更有效的综合干预措施，从而降低该人群HIV感染的风险。

Men who have sex with men (MSM) are high risk population of infection of human immunodeficiency virus (HIV) because of their unique ways of high risk sexual behaviors. At the same time, MSM are also disturbed by mental health problems such as depression, anxiety, etc. These mental health problems may affect their ways of sexual intercourse, increase the risk of sexual behaviors, and affect the outcome of HIV interventions. Therefore, the exploration of mental health issues of MSM and their relationship with high risk sexual behaviors is helpful for making more effective comprehensive interventions and reducing the risk of infection of HIV.