Table 5 The incidence of low birth weight (LBW), absolute difference in LBW between the intervention and control arm, and percent reduction in LBW by study arm
| Â | Intervention | Control | P value Ï® | % Reduction in LBW | ||
|---|---|---|---|---|---|---|
n | LBW % | n | LBW% | |||
All sample | 3445 | 4.7 | 3192 | 7.3 | 0.018 | 35.6% |
Newborn sex | Â | Â | Â | Â | Â | Â |
Male | 1773 | 4.7 | 1647 | 7.0 | 0.041 | 32.8% |
Female | 1672 | 4.7 | 1545 | 7.6 | 0.055 | 38.1% |
Age of mother | Â | Â | Â | Â | Â | Â |
15–19 | 218 | 5.5 | 241 | 7.9 | 0.310 | 30.4% |
20–24 | 1056 | 5.2 | 959 | 8.4 | 0.059 | 38.1% |
25–34 | 1827 | 4.2 | 1709 | 6.6 | 0.002 | 36.3% |
35–49 | 344 | 5.2 | 282 | 7.1 | 0.336 | 26.8% |
Gestational age at first visit | Â | Â | Â | Â | Â | Â |
< 16 weeks | 1249 | 5.1 | 1054 | 8.7 | 0.048 | 41.4% |
16 + weeks | 2092 | 4.3 | 2115 | 6.5 | 0.049 | 35.4% |