Table 3.

Permutation matrix

	Incremental effectiveness
Incremental costs	More effective	Equal effective	Less effective
More costly	Lemieux et al.[38] (supportive expressive psychosocial group therapy) Mandelblatt et al.[37] (educational video or educational video combined with psycho-educational counseling) Strong et al.[36] (nurse-delivered collaborative care) Choi Yoo et al.[31] (centralized telecare management) Walker et al.[34] (nurse-delivered collaborative care) Mewes et al.[33] (cognitive behavioral group therapy) Lengacher et al.[32](mindfulness stress reduction program) Duarte et al.[35] (nurse-delivered collaborative care)
Equal in costs
Less costly	Arving et al.[29] (individual psychological support from a nurse or psychologist) Chatterton et al.[30] (psychologist-led, individual cognitive behavioral intervention)	Sabariego et al.[39] (cognitive behavioral group therapy)