HIV-Positive Men Are More Likely to Be Hyper Linked Within College Student Social Network - Northeast China, 2017-2018.

What Is Already Known About This Topic?: Men who have sex with men (MSM) bear a disproportionate burden of new human immunodeficiency virus (HIV) infections and young MSM demonstrate parallel internet-driven HIV incident infection and dynamic social network.

What Is Added By This Report?: The HIV positive prevalence and incidence among college MSM were 3.8% and 2.

Factors that Affect the Frequency of HIV Testing in College Men Who Have Sex with Men - Northeast China, 2017-2018.

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.

Associations between self-test and pre- or post-exposure prophylaxis of HIV among men who have sex with men in China.

Background: This study aims to assess HIV self-testing (HIVST), pre-exposure prophylaxis (PrEP) and post-exposure prophylaxis (PEP) uptake and associations of three HIV prevention strategies among men who have sex with men (MSM) in China.

Methods: This study included two stages, baseline and follow-up, and was conducted in Harbin, the capital city of Heilongjiang province in North China. MSM were recruited online and by peer-referral.