What is already known about this topic?: Human immunodeficiency virus (HIV) testing is a critical tool in reducing HIV transmission among men who have sex with men (MSM); young MSM frequently use mobile phone applications and participate in social hook-ups.
What is added by this report?: The prevalence of HIV testing-frequency (≥2) over the whole study period (15 months) was 38.6% among college MSM in Northeast China. MSM with more social contacts, recreational drug use, and prior HIV self-test experience (reported via mobile phone geo-social apps) were more likely to have higher offline HIV testing frequency.
What are the implications for public health practice?: A gay-oriented app provides opportunities for online interventions to promote HIV testing services.
Keywords: HIV testing; MSM; influencing factors.
Copyright and License information: Editorial Office of CCDCW, Chinese Center for Disease Control and Prevention 2022.