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Table 2 Risk of bias in included studies

From: The effect of CBT and its modifications for relapse prevention in major depressive disorder: a systematic review and meta-analysis

Study ID Random sequence generation Allocation concealment Blinding of participants and personnel Blinding of outcome assessment Incomplete outcome data Selective reporting Other sources of bias
Bockting, 2005 [26] L L H L U H L
Bockting,2009 [44] L L H L U H L
Bondolfi,2010 [45] L L H L L L L
Fava,1994 [46] U U H L L L L
Fava,1996 [47] U U H L L L L
Fava,1998 a [48] U U H L L L L
Fava,1998 b [49] U U H L H L L
Fava,2004 [50] U U H L L L L
Godfrin,2010 [51] L L H H U L L
Hollandare,2013 [52] L U H U L L L
Kuyken,2008 [53] L L H L L L L
Kuyken,2015 [27] L L H L L L L
Ma and Teasdale,2004 [32] L L H L L H L
Paykel,1999 [54] L L H L U H L
Segal,2010 [55] L L H L U H L
Stangier,2013 [56] L U H H H H L
Teasdale,2000 [28] L L H L L L L
Teismann,2014 [57] L L H H L L L
Wilkinson,2009 [58] L L H L U L L
Williams,2014 [59] L L H H L L L
  1. Note: H high risk, L low risk, U unclear