Quality Ratings of Studies in Leichsenring et al. (2015) using the Cochrane Collaboration's tool for assessing risk of bias. Blinding of participants, Incomplete personell Outcome and outcome Data assessors
Selective Outcome Reporting
Sequence Generation
Allocation Concealment
Abbass, A. (2008)
1
2
3
3
1
Low risk = 1
Andersson et al. (2012) Bachar, E. (1999) Barber, JP. (2012) Berkham et al. (1996) Bateman, A. et al. (1999) Bateman, A. (2001) Bateman, A. (2009) Beutel et al. (2013)
1 2 1 2 2 2 1 2
2 2 2 2 2 2 2 1
1 3 3 2 2 3 1 3
1 3 1 3 3 3 1 3
1 1 1 1 1 1 1 1
Unclear = 2 High risk = 3
Beutel et al. (2014)
1
2
1
3
2
Bรถgels et al. (2014)
1
2
1
1
3
Bressi et al. (2010)
1
2
1
3
1
Brom et al. (1989) Burnand et al. (2002) Clarkin, J. (2007)
2 1 2
2 2 2
2 3 1
3 3 1
1 1 1
Connolly Gibbons et al. (2012)
2
2
1
1
1
Cooper et al. (2003)
1
2
2
1
1
Creed, F. (2003)
1
1
1
3
1
Crits-Christoph, P. (1999) Crits-Christoph, P. (2001)
1 1
2 2
1 2
1 1
3 1
Dare, C. (2001) de Jonghe et al. (2001) de Jonge et al. (2004) Doering, S. (2010) Driessen et al. (2013) Emmelkamp, MG. (2006) Fairburn, G. (1986)
2 1 1 2 1 2 2
1 2 2 2 3 2 2
3 1 3 1 3 2 1
3 1 1 3 1 3 3
1 1 1 3 1 1 1
2 2 2 1 2 2 2 2 2 2 1 1 1 2 2 2 2 1 1 2 2 2 2 2 2 3 2 2 1 2 2 2 2 2 2 2 1 2 2
1 2 2 2 1 3 1 2 1 2 3 2 2 1 2 1 1 1 1 2 1 1 2 2 2 2 2 2 2 2 2 2 2 1 2 2 2 2 2
3 2 3 3 1 3 3 3 3 3 1 1 1 3 1 3 3 1 1 3 3 3 2 2 3 3 1 3 1 1 3 3 1 1 3 3 1 3 3
1 1 1 1 1 3 1 1 1 1 3 3 1 1 1 1 1 1 1 1 1 1 1 1 1 1 3 3 1 1 2 1 3 1 3 1 3 3 3
2 1
3 3
3 1
3 1
Study (by author)
Faramarzi, M. (2013) 1 Gallagher-Thompson et al. (1990) 2 Gallagher-Thompson et al. (1994) 1 Garner, D. (1993) 3 Giesen-Bloo J. (2006) 1 Gregory, RJ. (2008) 1 Guthrie, E. (1991) 2 Guthrie et al. (1999) 1 Hamilton et al. (2000) 1 Hellerstein et al. (1998) 2 Johansson et al. (2012) 3 Johansson et al. (2013) 1 Knekt et al. (2007) 1 Knijnik et al. (2004) 2 Knijnik et al. (2008) 1 Knijnik et al. (2009) 2 Leichsenring et al. (2009) 2 Leichsenring et al. (2013) 1 Leichsenring et al. (2014) 1 Levy et al. (2006) 2 Maina et al. (2007) 1 Maina et al. (2010) 1 Milrod et al. (2007) 1 Monsen et al. (2000) 2 Muran et al. (2005) 2 Piper et al. (2001) 2 Poulsen et al. (2014) 1 Salminen et al. (2008) 2 Sattel et al. (2012) 1 Shapiro et al. (1994) 3 Snyder et al. (1991) 2 Snyder et al. (1989) 2 Svartberg et al. (2004) 2 Tasca et al. (2007) 2 Thompson et al. (1987) 2 Vinnars et al. (2005) 1 Wiborg et al. (1996) 1 Winston et al. (1994) 2 Woody et al. (1983) 2 Woody et al. (1990) - Comment on Woody (1983) Woody et al. (1995) 1 Zipfel et al. (2014) 1