Health risk perception and behavioral decision-making among online-dating MSM in Shandong, China: perspectives on HIV and new psychoactive substances

作者：Yuyao Chen, Haiying Yu, Xiaoyan Zhu, Ling Li, Lin Wang, Yangji Zhuoma, Na Zhang, Guoyong Wang, Wei Ma, Meizhen Liao · 发表于：BMC Public Health · 年份：2025 · DOI：10.1186/s12889-025-23153-w · 被引用次数：4 · 研究领域：HIV/AIDS Research and Interventions、Sexual function and dysfunction studies、Sexuality, Behavior, and Technology

BACKGROUND: Online dating has become a dominant channel for men who have sex with men (MSM) to seek sexual partners in China, exacerbating dual public health challenges of HIV transmission and new psychoactive substances (NPS) abuse. This study aims to explore the perceptions of MSM regarding the risks and harms associated with HIV and NPS in the context of online dating. METHODS: From April to July 2023, MSM were recruited from eight cities in Shandong Province using a combination of snowball sampling, venue-based recruitment, and online methods. A questionnaire survey was conducted to collect demographic information, NPS usage, sexual behavior, and online dating activities of the participants. Blood samples were also collected for HIV and syphilis antibody testing. Missing data were imputed using multiple imputation. Two separate multivariate binary logistic regression models were constructed to identify factors associated with two dependent variables: (1) HIV self-perceived risk and (2) NPS harm awareness among online-dating MSM. RESULTS: A total of 2,785 online-dating MSM were included in the study. Among them, 37.8% (1,052) perceived their risk of HIV infection as low or negligible, while 10.8% (302) believed that using NPS posed little or no harm to their health. Multivariate logistic regression analysis indicated that MSM with a college education or higher (aOR = 1.202, 95%CI: 1.009-1.431), who engaged in anonymous dating (aOR = 1.298, 95%CI: 1.071-1.574), had no pre-s...