Effects of CBT on PADThe 42 comparisons between CBT and control conditionsin PAD118-147 resulted in a pooled effect size of g50.81 (95%CI: 0.59-1.04; I2577; NNT53.53). In the vast majority of the comparisons (N533), a waiting list control condition was used. The difference between studies using a waiting list (g50.96) and either care-as-usual (g50.27) or pill placebo (g50.28) was significant (p