Reimagining Health Communication: A Noninferiority Randomized Controlled Trial of Crowdsourced Intervention in China.

ABSTRACT:

Background

Crowdsourcing, the process of shifting individual tasks to a large group, may be useful for health communication, making it more people-centered. We aimed to evaluate whether a crowdsourced video is noninferior to a social marketing video in promoting condom use.

Methods

Men who have sex with men (≥16 years old, had condomless sex within 3 months) were recruited and randomly assigned to watch 1 of the 2 videos in 2015. The crowdsourced video was developed through an open contest, and the social marketing video was designed by using social marketing principles. Participants completed a baseline survey and follow-up surveys at 3 weeks and 3 months postintervention. The outcome was compared with a noninferiority margin of +10%.

Results

Among the 1173 participa

SUBMITTER: Tang W 

PROVIDER: S-EPMC6380681 | biostudies-literature | 2019 Mar

REPOSITORIES: biostudies-literature