[Relations between self-discrimination of MSM and sexual behavior and psychological factors].

Objective: To understand the self-discrimination experience of MSM and its relationship with sexual behavior and psychological factors.

Methods: By respondent-driven sampling (RDS) method, a call-for action and anonymous self-administration questionnaire investigation was carried out in Mianyang city on experience of self-discriminations, sexual partners and behaviors and depression symptom, etc. The first 12 qualified people were designated as the "root" in the whole investigation from different MSM subgroups.