[Relations between high risk sexual behavior and HIV infection among men who have sex with men in ways of meeting male partners]. 2019

H Hong, and H B Shi, and H B Jiang, and X M Gu, and F Y Sun, and H J Dong
Institute for AIDS/STD Control and Prevention, Ningbo Municipal Center for Disease Control and Prevention, Ningbo 315010, China.

Objective: To understand the relations between high risk sexual behavior and HIV infection among MSM in ways of finding male partners in Ningbo. Methods: A cross-sectional study was conducted in Ningbo between April and November in 2018. Data related to socio-demographics, ways of finding male partners, adoption of gay apps and sexual behaviors were collected by snowball method. Blood samples were drawn for HIV antibody testing. Classified data was evaluated by chi-square test. Related factors on HIV infection were analyzed by multivariate logistic regression. Results: A total of 735 participants were included in this study. Ways of finding male partners would through gay apps (60.8%, 447/735), QQ/Wechat (32.3%, 237/735) and gay-places (6.9%, 51/735). Related information on high risk sexual behavior and HIV infection among gay apps users were found as: 16.8%(75) had sexual behavior once per week in the past 6 months, 41.8% (187/447) had multiple sexual partners, 12.1% (54/447) had unprotected anal intercourse in the last time, 52.3% (234/447) having had unprotected anal intercourse in the past 6 months. The overall HIV prevalence rate was 12.1%(54/447). Among the HIV cases who got infected within the two years, 68.6%(24/35) of them had used gay apps for less than two years. Results from the, multivariate logistic regression analysis showed that gay apps users were more susceptible to infected HIV than those who used the QQ/Wechat (OR=3.03, 95%CI: 1.30-7.07). Conclusions: Gay apps was popularly known among the Ningbo MSM, and was associated with the high risk sexual behaviors and HIV infection. HIV control and prevention programs should be strengthened in the MSM population who used the gay apps. Related surveillance and intervention programs for MSM, who use the gay apps, need to be further reinforced.

UI MeSH Term Description Entries
D008297 Male Males
D011795 Surveys and Questionnaires Collections of data obtained from voluntary subjects. The information usually takes the form of answers to questions, or suggestions. Community Survey,Nonrespondent,Questionnaire,Questionnaires,Respondent,Survey,Survey Method,Survey Methods,Surveys,Baseline Survey,Community Surveys,Methodology, Survey,Nonrespondents,Questionnaire Design,Randomized Response Technique,Repeated Rounds of Survey,Respondents,Survey Methodology,Baseline Surveys,Design, Questionnaire,Designs, Questionnaire,Methods, Survey,Questionnaire Designs,Questionnaires and Surveys,Randomized Response Techniques,Response Technique, Randomized,Response Techniques, Randomized,Survey, Baseline,Survey, Community,Surveys, Baseline,Surveys, Community,Techniques, Randomized Response
D003430 Cross-Sectional Studies Studies in which the presence or absence of disease or other health-related variables are determined in each member of the study population or in a representative sample at one particular time. This contrasts with LONGITUDINAL STUDIES which are followed over a period of time. Disease Frequency Surveys,Prevalence Studies,Analysis, Cross-Sectional,Cross Sectional Analysis,Cross-Sectional Survey,Surveys, Disease Frequency,Analyses, Cross Sectional,Analyses, Cross-Sectional,Analysis, Cross Sectional,Cross Sectional Analyses,Cross Sectional Studies,Cross Sectional Survey,Cross-Sectional Analyses,Cross-Sectional Analysis,Cross-Sectional Study,Cross-Sectional Surveys,Disease Frequency Survey,Prevalence Study,Studies, Cross-Sectional,Studies, Prevalence,Study, Cross-Sectional,Study, Prevalence,Survey, Cross-Sectional,Survey, Disease Frequency,Surveys, Cross-Sectional
D006801 Humans Members of the species Homo sapiens. Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D000072339 Sexual and Gender Minorities Individuals including lesbian, gay, bisexual, transgender, queer, intersex, gender non-conforming people, and other populations whose sexual orientation or GENDER IDENTITY and reproductive development is considered outside cultural, societal, or physiological norms. Gays,Gender Diverse,LGBTQ,LGBTQIA,Bisexuals,GLBT Persons,Gender Minorities,Homosexuals,LBG Persons,LGBT Persons,LGBTQ Persons,Lesbians,Lesbigay Persons,Men Who Have Sex With Men,Non-Heterosexual Persons,Non-Heterosexuals,Queers,Sexual Dissidents,Sexual Minorities,Women Who Have Sex With Women,Bisexual,Dissident, Sexual,Dissidents, Sexual,Diverse, Gender,GLBT Person,Gay,Gender Minority,Homosexual,LBG Person,LGBT Person,LGBTQ Person,Lesbian,Lesbigay Person,Minorities, Gender,Minorities, Sexual,Minority, Gender,Minority, Sexual,Non Heterosexual Persons,Non Heterosexuals,Non-Heterosexual,Non-Heterosexual Person,Person, GLBT,Person, LBG,Person, LGBT,Person, LGBTQ,Person, Lesbigay,Person, Non-Heterosexual,Persons, GLBT,Persons, LBG,Persons, LGBT,Persons, LGBTQ,Persons, Lesbigay,Queer,Sexual Dissident,Sexual Minority
D000328 Adult A person having attained full growth or maturity. Adults are of 19 through 44 years of age. For a person between 19 and 24 years of age, YOUNG ADULT is available. Adults
D012309 Risk-Taking Undertaking a task involving a challenge for achievement or a desirable goal in which there is a lack of certainty or a fear of failure. It may also include the exhibiting of certain behaviors whose outcomes may present a risk to the individual or to those associated with him or her. Risk Behavior,Behavior, Risk,Behaviors, Risk,Risk Behaviors,Risk Taking
D012725 Sexual Behavior Sexual activities of humans. Anal Sex,Oral Sex,Sexual Activity,Sexual Orientation,Premarital Sex Behavior,Sex Behavior,Sex Orientation,Sexual Activities,Activities, Sexual,Activity, Sexual,Behavior, Premarital Sex,Behavior, Sex,Behavior, Sexual,Orientation, Sexual,Sex, Anal,Sex, Oral
D012747 Sexual Partners Married or single individuals who share sexual relations. Multiple Partners Sexual,Multiple Sex Partners,Multiple Sexual Partners,Sex Partners,Partner, Sex,Partner, Sexual,Sex Partner,Sex Partner, Multiple,Sex Partners, Multiple,Sexual Partner,Sexual Partner, Multiple
D015658 HIV Infections Includes the spectrum of human immunodeficiency virus infections that range from asymptomatic seropositivity, thru AIDS-related complex (ARC), to acquired immunodeficiency syndrome (AIDS). HTLV-III Infections,HTLV-III-LAV Infections,T-Lymphotropic Virus Type III Infections, Human,HIV Coinfection,Coinfection, HIV,Coinfections, HIV,HIV Coinfections,HIV Infection,HTLV III Infections,HTLV III LAV Infections,HTLV-III Infection,HTLV-III-LAV Infection,Infection, HIV,Infection, HTLV-III,Infection, HTLV-III-LAV,Infections, HIV,Infections, HTLV-III,Infections, HTLV-III-LAV,T Lymphotropic Virus Type III Infections, Human

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