Background: The purpose of this study is to compare the effectiveness of a national comprehensive teen pregnancy prevention (TPP) intervention to a national abstinence-only TPP intervention on middle school students' knowledge, attitudes, and behaviors related to teen sexual behaviors in a state with high teen birth rates. Methods: Pre- and…

Some of the nation's most vulnerable youth are those living in foster care and other out-of-home settings. Many such youth have experienced abuse and neglect, face mental health and substance abuse challenges, and struggle with serious behavioral problems (Casanueva et al. 2014). They are more likely than their peers to have academic struggles and…