Local

Expanded

Multilevel

(Quigley et al., 2000) [21]

(Millard, 2002) [42]

(Montiel & Barten, 1999) [45]

(Lazenbatt et al., 2001) [22]

(Heiskanen et al., 2009) [30]

(Curtis & Lockwood, 2000) [46]

(Latowsky, 2003) [35]

(D’Alisa et al., 2010) [43]

(Hadi, 2000) [47]

(Sanchez et al., 2004) [36]

(Gonzalez et al., 2011) [31]

(Whittington et al., 2000) [48]

(Laurian, 2005) [37]

(Allen et al., 2012) [44]

(Berkes et al., 2001) [49]

(Schulz & Northridge, 2004) [28]

(Moctezuma, 2001) [33]

(Wells, 2005) [38]

(Schroeder et al., 2001) [50]

(Plescia et al., 2008) [26]

(Maantay, 2002) [51]

(Postma, 2008) [39]

(O’Fallon et al., 2003) [52]

(Spiegel et al., 2008) [29]

(Brown et al., 2004) [53]

(Keirns, 2009) [40]

(Sloane et al., 2006) [54]

(Raine et al., 2010) [24]

(van den Hove, 2007) [32]

(Kreuter et al., 2012) [41]

(Getzner, 2008) [23]

(Nampanya et al., 2012) [27]

(Williams et al., 2008) [55]

(Freitas Setti & Bogus, 2010) [56]

(Cheadle et al., 2011) [57]

(Leventon & Antypas, 2012) [25]

N = 14

N = 5

N = 17