The impact of community-wide teen pregnancy prevention initiatives (CWIs) on local U.S. birth rates among adolescents aged 15 to 19 years was examined using synthetic control methodology within a quasi-experimental design. CWIs were implemented in 10 U.S. communities from 2010 to 2015. Each initiative implemented evidence-based teen pregnancy…

Objective: Adolescents' unintended pregnancy and sexually transmitted infections have a significant impact on the individuals themselves and on society. Peer leaders are students trained to become role models and leaders who promote positive behaviour change in their schools and community. A few studies have examined the effects of taking the role…