Table 1 Characteristics of included studies (N = 98)
Study Charactersitics | Percent |
|---|---|
Year | |
 2010 to 2014 | 55.1 |
 2000 to 2009 | 34.7 |
 1988 to 1999 | 3.1 |
 Missing | 6.1 |
Sample Size | |
 < 50 | 53.1 |
 50 to <1000 | 7.1 |
 100 to <200 | 7.1 |
 ≥ 200 | 32.7 |
NMR (deaths per 1000 live birth) | |
 < 5 | 31.6 |
 5 to <15 | 24.5 |
 15 to <30 | 32.7 |
 ≥ 30 | 4.1 |
 Missing | 7.1 |
Setting (rural or urban) | |
 Urban | 44.9 |
 Urban and rural | 10.2 |
 Rural | 6.1 |
 Missing | 38.8 |
Population source | |
 Health facility | 60.2 |
 NICU or stepdown unit | 27.6 |
 Community or population-based surveillance | 11.2 |
 Missing | 1.0 |
Gestational Age | |
 Preterm 34 to <37 weeks | 11.2 |
 All gestational ages | 11.2 |
 Very preterm <34 weeks | 7.1 |
 Mixed preterm and very preterm <37 weeks | 6.1 |
 Full term ≥ 37 weeks | 4.1 |
 Missing | 60.2 |
Birth weight | |
 Low birth weight 1500 to <2500 g | 13.3 |
 All birth weights | 12.2 |
 Mixed low and very low birth weight <2500 g | 7.1 |
 Very low birth weight <1500 g | 4.1 |
 Missing | 63.3 |