Table 2.

Summary of intervention, effectiveness, intensity and quality of the studies included in this review (n = 22 studies)

Author	Target behaviour	Effectiveness*		Intensity		Study quality
		Short	Longer	Score	Rating
(Annesi et al. 2009)	Lifestyle	Yes	—	12	Medium	Strong
(Bayer et al. 2009)	Lifestyle	Yes	Yes	16	High	Weak
(Castro et al. 2013)	Diet	Yes	Yes	12	Medium	Weak
(Corsini et al. 2011)	Vege	Yes	—	12	Medium	Weak
(Davis et al. 2011)	Diet	No	—	10	Low	Moderate
(De Bock et al. 2011)	Diet	Yes	Yes	12	Medium	Weak
(Engels et al. 2005)	Lifestyle	Yes	—	11	Medium	Weak
(Freedman & Nickell 2010)	Diet	Yes	—	11	Medium	Weak
(Gholami et al. 2015)	Vege	No	—	4	Low	Weak
(Haire‐Joshu et al. 2008)	FV	No	No	11	Medium	Moderate
(Horne et al. 2011)	FV	Yes	Yes	11	Medium	Weak
(Horton et al. 2013)	Vege	No	—	12	Medium	Weak
(Latif et al. 2011)	FV	No	No	9	Low	Moderate
(Martinez‐Andrade et al. 2014)	Lifestyle	No	No	12	Medium	Moderate
(Namenek Brouwer & Benjamin Neelon 2013)	FV	No	—	11	Medium	Weak
(Schwinn et al. 2014)	Diet	No	—	6	Low	Weak
(Slusser et al. 2013)	Lifestyle	No	No	12	Medium	Moderate
(Somerville et al. 2012)	FV	Yes	—	12	Medium	Weak
(Tabak et al. 2012)	Vege	No	—	12	Medium	Weak
(Witt & Dunn 2012)	Lifestyle	Yes	—	12	Medium	Moderate
(Wolfenden et al. 2014)	FV	Yes	Yes	10	Low	Moderate
(Wright et al. 2012)	Diet	Yes	Yes	13	High	Weak

^* Short‐term effectiveness = significant increase in vegetable consumption at 3 months; longer term effectiveness = significant increase in vegetable consumption at 6 months or more.

Pre‐school included pre‐school and childcare centres.

Aftersch = After‐school; Comm = Community; Vege = vegetables, FV = fruit and vegetables.