Table 2.
Rates of Mortality From Birth to Age 7 Years Among Children of Women Who Received Antenatal Micronutrient Supplements, by Supplementation Group, Nepal, 1999–2008
| Controls | Supplementation Group |
||||
| Folic Acid | Folic Acid-Iron | Folic Acid-Iron-Zinc | Multiple Micronutrients | ||
| Deaths occurring from birth to age 7 years | |||||
| Child-years of follow-up | 5,731 | 5,203 | 5,219 | 5,562 | 5,793 |
| No. of deaths | 87 | 70 | 54 | 67 | 81 |
| Rate per 1,000 child-years | 15.2 | 13.4 | 10.3 | 12.0 | 14.0 |
| HR (95% CI)a | 1.00 | 0.90 (0.65, 1.22) | 0.69 (0.49, 0.99) | 0.80 (0.58, 1.11) | 0.93 (0.66, 1.31) |
| Deaths occurring between ages 91 days and 7 years | |||||
| Child-years of follow-up | 5,532 | 5,201 | 5,217 | 5,560 | 5,791 |
| No. of deaths | 38 | 36 | 20 | 27 | 29 |
| Rate per 1,000 child-years | 6.9 | 6.9 | 3.8 | 4.8 | 5.0 |
| HR (95% CI)a | 1.00 | 1.05 (0.66, 1.67) | 0.58 (0.34, 1.00) | 0.74 (0.46, 1.19) | 0.76 (0.47, 1.23) |
Abbreviations: CI, confidence interval; HR, hazard ratio.
a
Hazard ratios and 95% confidence intervals were calculated using Cox proportional hazards with a robust estimate of variance.