Chuncheng Liu

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INTRODUCTION Crowdsourcing has been used to spur innovation and increase community engagement in public health programmes. Crowdsourcing is the process of giving individual tasks to a large group, often involving open contests and enabled through multisectoral partnerships. Here we describe one crowdsourced video intervention in which a video promoting(More)
BACKGROUND Many men who have sex with men (MSM) seek sex partners online, creating barriers and opportunities for human immunodeficiency virus prevention. The purpose of this study was to examine the characteristics of MSM and the risks associated with seeking sex through websites, gay apps, and both platforms in China. METHODS Data were collected through(More)
BACKGROUND The Chinese government now encourages innovation, and more specifically, crowdsourcing. Crowdsourcing, the process of shifting individual tasks to a large group, might reimagine health communication, making it more people-centred. We aimed to compare the effectiveness of a crowdsourced versus social marketing condom promotion video to promote(More)
There are over 100 clinical trials worldwide focused on developing an HIV cure. Research participants will assume substantial individual risks while receiving little or no individual benefit. Physicians will have important dual roles of leading HIV cure research studies and guiding patient expectations. Many low and middle-income nations have started HIV(More)
BACKGROUND Many interventions find that social media engagement with health promotion materials can translate into behavioral changes. However, only a few studies have examined the ways in which specific actions on various social media platforms are correlated with health behaviors. OBJECTIVE The objective of this study was to examine the association(More)
BACKGROUND Sex tourism among men who have sex with men (MSM) provides a risk for spread of HIV and other sexually transmitted infections. Sex tourism is defined as travelling outside of one's home town and purchasing sex with gifts or money. Our objective was to characterise the frequency, sociodemographic characteristics, and sexual risk behaviours among(More)
INTRODUCTION China is amidst a sexual revolution, with changing sexual practices and behaviors. Sex-seeking mobile phone applications (gay apps) that allow multiple people to meet up quickly may facilitate group sex. This study was therefore undertaken to evaluate group sex among Chinese MSM and to better understand factors associated with group sex. (More)
INTRODUCTION HIV and syphilis testing rates remain low among men who have sex with men (MSM) in low- and middle-income countries (LMICs). Community engagement has been increasingly used to promote HIV testing among key populations in high-income countries, often in settings with stronger civil society. This study aimed to assess socio-demographic,(More)
BACKGROUND HIV self-testing holds great promise for reaching high-risk key populations who do not access facility-based services, but it has rarely been evaluated outside of structured research settings. HIV self-testing is a process by which a person takes and interprets a test. We aimed to characterise implementation of unsupervised HIV self-testing among(More)
BACKGROUND Most men who have sex with men (MSM) in China do not publicly disclose their sexual orientation. This low rate of disclosure may affect sexual behaviours, testing for HIV or other sexually transmitted infections (STIs), and disease transmission. This study examined factors associated with overall sexual orientation disclosure and disclosure to a(More)