Table 2.

Methodological quality assessment.

Paper Author (Year)	Methodological Quality Assessment Items										No. of criteria met
	A	B	C	D	E	F	G	H	I	J
Amaro et al. (2006)	√	x	x	√	x	√	x	√	√	√	6
Anderson et al. (2005)	√	x	x	x	x	√	x	x	√	x	3
Auld et al. (1998)	√	x	√	x	x	√	x	√	√	x	5
Baranowski et al. (2000)	√	x	√	√	x	√	x	√	√	√	7
Battjes-Fries et al. (2015)	√	x	√	√	x	√	√	√	√	x	7
Bere et al. (2006)	√	x	√	x	x	√	x	√	√	x	5
Campbell et al. (2012)	x	x	√	x	x	x	x	x	√	x	2
Cooke et al. (2011)	√	x	x	√	x	x	x	x	√	√	4
Day et al. (2008)	√	x	√	√	x	x	x	√	√	x	5
Evans et al. (2010)	√	√	√	√	x	x	x	√	√	√	7
Fahlman et al. (2008)	√	x	√	x	x	x	x	x	x	x	2
Francis et al. (2010)	√	√	√	x	x	√	x	√	√	√	7
Friel et al. (1999)	√	x	√	√	x	x	x	x	√	x	4
Gatto et al. (2017)	√	√	√	x	x	x	x	x	√	x	4
Gibbs et al. (2013)	√	x	x	√	√	√	x	√	√	√	7
Gortmaker et al. 1999)	√	√	√	x	x	√	√	x	√	x	6
Govula et al. (2007)	√	x	√	x	x	x	x	x	√	x	3
Horne et al. (2004)	√	x	√	x	x	x	x	x	√	x	3
Katz et al. (2011)	√	x	√	x	x	x	√	√	x	x	4
Kipping et al. (2014)	√	√	√	√	√	√	√	√	√	√	10
Kristjansdottir et al. (2010)	√	x	x	√	x	√	x	√	√	x	5
Lakshman et al. (2010)	√	x	√	√	x	x	√	√	√	x	6
Liquori et al. (1999)	x	x	√	x	x	√	x	x	x	x	2
Manios et al. (2002)	√	x	√	√	x	√	x	√	√	x	6
McAleese and Rankin (2007)	√	x	x	x	x	x	x	x	√	x	2
Morgan et al. (2010)	√	x	√	√	x	√	x	√	√	√	7
Parmer et al. (2009)	√	x	x	x	x	√	x	√	√	x	4
Prelip et al. (2012)	√	√	√	x	x	x	x	x	√	x	4
Ransley et al. (2007)	√	√	√	√	√	x	x	x	√	√	7
Rosário et al. (2012)	√	√	√	√	x	x	√	x	√	x	6
Simons-Morton et al. (1991)	√	x	x	x	x	√	x	x	x	x	2
Struempler et al. (2014)	√	x	√	x	x	x	x	√	√	√	5
van de Gaar et al. (2014)	√	√	√	√	x	x	√	x	√	√	7
Viggiano et al. (2015)	√	√	√	x	x	√	x	x	√	√	6
Percentage/Mean	94%	29%	76%	47%	9%	50%	21%	50%	88%	35%	5

(N.B. √ = criteria met; x  = criteria not met).