Introduction Among the youth in the United States, 9 in 10 new human immunodeficiency virus HIV infections occur among adolescent gay, bisexual, and other teen men who have sex with men AGBM between the ages of years [ 1 ]. To promote the likelihood of the sample reflecting those who might use the text messaging—based program if it were publicly available, participants were also required to be exclusive owners of a cell phone, be enrolled in an unlimited text messaging plan, intend to keep their current phone number for the next 6 months, and have used text messaging for at least the past 6 months. J Health Commun.
Information Today, Inc. Participants were recruited primarily using FB ads, which must adhere to character limits ie, 25 characters for the headline, 90 characters for the body text and include an image. Methods, Metrics, and Lessons Learned.
Teens Haven't Abandoned Facebook Yet http: Exclusion criteria included knowing another person already enrolled in the program and participating in a previous study activity eg, those who took part in the focus groups were ineligible to take part in the RCT. Importantly, too, racial and ethnic minority youth are well represented among FB users. The length of time to recruit the target sample and the number of youth who completed a screener needed to successfully enroll an eligible participant were indicators of recruitment efficiency.