Table 7.

Changes in quality of life.

Study	Type of CBT approach	Hedges's g (95% CI)
Hermanns et al. [13]	g-CBT	−0.05 (−0.34 to 0.25)
Pibernik-Okanović et al. [14]	g-CBT	0.18 (−0.17 to 0.54)
Sander et al. [15]	i-CBT	−0.22 (−0.45 to 0.01)
Overall: I2 = 44%; g = −0.06 NS (p=0.17)	—	−0.06 (−0.28 to 0.16)

Abbreviations: CI, confidence interval; g-CBT, group cognitive behavioral therapy; i-CBT, internet cognitive behavioral therapy.