Table 1 Description of studies included in the analysis
| 听 | 听 | 听 | 听 | Data from full original cohort, including those not retained in the birth interval analysis* | 听 | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Study Name | Setting | Primary Study design | Population represented | N | Neonatal mortality rate** | Infant mortality rate** | % LBW | % preterm | % SGA | % facility delivery | N* (analyzed cohort for this study) |
Brazil (1982) [11] | Urban Pelotas city, Rio Grande do Sul, Southern BRAZIL | Longitudinal Birth Cohort Survey | Population based, all births in Pelotas hospitals | 5,914 | 11 | 28 | 7 | 5 | 17 | 100 | 3,526 |
Brazil (1993) [12] | Urban Pelotas city, Rio Grande do Sul, Southern BRAZIL | Longitudinal Birth Cohort Survey | Population based, all births in Pelotas hospitals | 5,279 | 7 | 14 | 9 | 10 | 19 | 100 | 3,057 |
Brazil (2004) [13] | Urban Pelotas city, Rio Grande do Sul, Southern BRAZIL | Longitudinal Birth Cohort Survey | Population based, all births in Pelotas hospitals | 4,287 | 10 | 17 | 11 | 16 | 15 | 100 | 2,326 |
Philippines (1983) [15] | Urban Cebu, PHILLIPINES | Longitudinal Health-nutritional survey of infant feeding patterns | Population based, random cluster sample of census | 3,080 | 14 | 36 | 11 | 18 | 25 | 34 | 2,423 |
Zimbabwe (1997) [14] | Urban Harare, ZIMBABWE | RCT of maternal-neonatal Vitamin A supplementation | Facility based recruitment, 14 maternity clinics and hospitals | 14,110 | 12*** | 93 | 14 | 8 | 33 | 100 | 7,908 |