Economic evaluations of interventions to reduce neonatal morbidity and mortality: a review of the evidence in LMICs and its implications for South Africa

Table 2 Characteristics of studies included in the review

Characteristic	N = 27	Percentage
Year of publication
Before 2007	5	19
After 2007	22	81
Region
Africa	16	59
Asia	8	30
LMICS	3	11
Intervention type
Preventive	19	70
Curative	2	7
Preventive/curative	4	15
Diagnostic/screening	2	7
Study design
Randomized controlled trials	8	30
Observational	6	22
Modelling	13	48
Study type
Cost-utility analysis	13	48
Cost-effectiveness analysis	14	52
Type of data used
Primary	13	48
Secondary	14	52

ISSN: 1478-7547