“…Seven USA-based studies in relation to four multi-component, community-based environmental change interventions were identified (Chomitz et al, 2012;Dunton et al, 2012;Economos et al, 2007Economos et al, , 2013Folta et al, 2013;Hendricks et al, 2009;Maddock et al, 2006). Three primary studies were judged at an overall moderate risk of bias (Dunton et al, 2012;Economos et al, 2007Economos et al, , 2013, with the remainder being identified at serious risk of bias (Chomitz et al, 2012;Folta et al, 2013;Hendricks et al, 2009;Maddock et al, 2006).…”