7. Behavioural aims of the studies.

Study	Delaying initiation of sex/promoting abstinence/reducing sexual activity	Promoting condom use to prevent STIs	Reduction in number of partners	Increase in protective behaviours/ decrease in risk behaviours	Prevent/reduce unintended pregnancy	Uptake of STI services
Boyer 2005		√		√	√
Bryan 1996		√
Bull 2008		√
Choi 2008		√
Dancy 2009	√	√
DiClemente 2004	√	√	√	√	√
DiClemente 2009		√		√		√
Downs 2004	√	√	√	√
Ferguson 1998	√	√			√
Jaworski 2001		√	√
Jemmott 2005		√
Kershaw 2009		√		√
Koniak‐Griffin 2003		√	√
Maynard 1994		√			√
Morrison‐Beedy 2005		√	√
Orr 1996		√
Peipert 2008		√			√
Ploem 1997		√
Roye 2007		√		√
Scholes 2003		√		√
Shain 1999	√	√	√	√
Shrier 2001	√	√		√	√
Smith 1993		√