From: Positive psychology interventions: a meta-analysis of randomized controlled studies
Study | 1 | 2 | 3 | 4 | 5 | 6 | Total |
---|---|---|---|---|---|---|---|
Abbott 2009 [78] | 0 | 0 | 1 | 1 | 0 | 1 | 3 |
Boehm 2011 [73] | 0 | 1 | 1 | 1 | 0 | 1 | 4 |
Buchanan 2010 [56] | 0 | 0 | 0 | 1 | 0 | 0 | 1 |
Burton 2004 [64] | 0 | 1 | 1 | 1 | 1 | 0 | 4 |
Cheavens 2006 [76] | 0 | 0 | 1 | 0 | 1 | 0 | 2 |
Emmons 2006 study 1 | 0 | 1 | 0 | 1 | 0 | 0 | 2 |
Emmons 2006 study 3 | 0 | 1 | 0 | 1 | 0 | 0 | 2 |
Fava 1998 [82] | 0 | 1 | 0 | 0 | 1 | 0 | 2 |
Fava 2005 [83] | 0 | 1 | 0 | 0 | 0 | 0 | 1 |
Feldman 2012 [60] | 0 | 0 | 0 | 1 | 0 | 0 | 1 |
Frieswijk 2005 | 0 | 0 | 0 | 1 | 0 | 0 | 1 |
Gander 2012 [74] | 0 | 1 | 1 | 1 | 0 | 0 | 3 |
Goldstein 2007 [84] | 0 | 0 | 0 | 1 | 0 | 0 | 1 |
Grant 2009 [79] | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Grant 2012 [82] | 1 | 1 | 1 | 1 | 0 | 0 | 4 |
Green 2006 [33] | 0 | 0 | 0 | 1 | 1 | 0 | 2 |
Hurley 2012 [61] | 0 | 0 | 1 | 1 | 0 | 0 | 2 |
King 2001 [66] | 0 | 1 | 0 | 0 | 1 | 0 | 2 |
Kremers 2006 [57] | 0 | 0 | 1 | 1 | 1 | 0 | 3 |
Layous 2012 [75] | 0 | 1 | 1 | 1 | 0 | 0 | 3 |
Lichter 1980 study 2 [80] | 0 | 0 | 0 | 0 | 1 | 0 | 1 |
Luthans 2008 [65] | 1 | 1 | 1 | 1 | 0 | 0 | 4 |
Luthans 2010 study 1 [72] | 0 | 1 | 1 | 1 | 1 | 0 | 4 |
Lyubomirsky 2006 study 2 [58] | 0 | 1 | 1 | 1 | 1 | 0 | 4 |
Lyubomirsky 2011 [67] | 0 | 1 | 1 | 1 | 0 | 0 | 3 |
Martinez 2010 [68] | 0 | 1 | 1 | 1 | 1 | 0 | 4 |
Mitchell 2009 [69] | 1 | 1 | 1 | 1 | 0 | 1 | 5 |
Page 2012 [62] | 1 | 0 | 1 | 0 | 0 | 0 | 2 |
Peters 2010 [70] | 0 | 1 | 1 | 1 | 1 | 0 | 4 |
Quoidbach 2009 [59] | 1 | 0 | 1 | 0 | 0 | 0 | 2 |
Schueller 2012 [63] | 1 | 0 | 1 | 1 | 0 | 0 | 3 |
Seligman 2005 [30] | 0 | 1 | 1 | 1 | 1 | 0 | 4 |
Seligman 2006 study 1 [51] | 0 | 0 | 1 | 0 | 0 | 0 | 1 |
Seligman 2006 study 2 [51] | 0 | 1 | 1 | 0 | 1 | 0 | 3 |
Shapira 2010 [55]; Mongrain 2011 [53]; Sergeant 2011 [54]; Mongrain 2012 [52] | 1 | 1 | 1 | 1 | 0 | 0 | 4 |
Sheldon 2002 [32] | 0 | 1 | 1 | 1 | 1 | 0 | 4 |
Sheldon 2006 [34] | 0 | 1 | 1 | 0 | 0 | 0 | 2 |
Spence 2007 [81] | 0 | 0 | 1 | 0 | 0 | 0 | 1 |
Wing 2006 [71] | 0 | 1 | 0 | 1 | 0 | 0 | 2 |
Total | 7 | 23 | 26 | 27 | 14 | 3 | 100 |