“…7 trials focused on the comparison of internet-based self-help with a waitlist control group [Andersson et al, 2006;Berger et al, 2009Berger et al, , 2010Carlbring et al, 2007;Gallego et al, 2011;Tillfors et al, 2011;Titov et al 2008a,b] whereas 1 study compared ICBT to an online discussion group condition [Andersson et al, 2012a]. 8 studies compared different forms of ICBT, 7 of them focusing on different degrees of clinician guidance [Berger et al, 2011;Boettcher et al, 2012a;Furmark et al, 2009;Tillfors et al, 2008;Titov et al, 2008cTitov et al, , 2009a.…”