Table 2.

Map of maternal cost of illness studies by evidence type (including studies on depression, anxiety and maternal health and well-being)

Type of evidence	Type of intervention
	Children	Prevention	Cost of maternal health	Cost of single interventions	Comparison cost of interventions	Number of studies
Cost-effectiveness		Petrou et al 3		Morrell et al 44	Henderson et al 43	5
		Ride et al 28		Stevenson et al 30
Cost–benefit					Grote et al 31	1
Cost-analysis	Moore Simas et al 4					1
Cost of illness			Petrou et al 32			4
			Dagher et al 33
			Ammerman et al 34
			Roberts et al 35
Economic modelling studies	Bauer et al 6	Counts et al 36	Franta et al 37			6
	Ride45	Wilkinson et al 38	Chojenta et al 46
Total number of studies	3	4	6	2	2	17