Table 2 Stratified analysis of the 19 studies included in meta-analysis based on study designs, sample size and proportion of health facility deliver, 1988-2012
From: The effect of health facility delivery on neonatal mortality: systematic review and meta-analysis
Stratifying variable | Sample size | Fixed-effects RR (95% CI) | Random-effects RR (95% CI) |
|---|---|---|---|
Study design | Â | Â | Â |
  Prospective cohort | 15,273 | 0.87 (0.75, 1.82) | 0.82 (0.59, 1.14) |
  Case-Control | 6,994 | 0.70 (0.60, 0.81) | 0.67 (0.43, 1.03) |
  Cross-Sectional | 1,570,085 | 0.37 (0.35, 0.38) | 0.63 (0.41, 0.95) |
  Community trial | 14,453 | 0.23 (0.19, 0.33) | 0.23 (0.19, 0.33) |
Sample size | Â | Â | Â |
  <1,000 | 4,350 | 0.62 (0.54, 0.71) | 0.62 (0.47, 0.81) |
  1,000-5,000 | 8,434 | 0.63 (0.52, 0.78) | 0.56 (0.36, 0.85) |
  5,001-10,000 | 26,970 | 0.76 (0.69, 0.83) | 0.91 (0.62, 1.33) |
  >10,000 | 1,567,051 | 0.32 (0.31, 0.34) | 0.46 (0.25, 0.83) |
% of health facility delivery | Â | Â | Â |
  <50% | 25,667 | 0.80 (0.71, 0.90) | 0.74 (0.59, 0.94) |
  ≥50% | 1,581,138 | 0.37 (0.36, 0.39) | 0.60 (0.43, 0.87) |