Table 2.
Main effect size | Sample size per group | |
---|---|---|
Linear growth at 24 months | ||
- Mean LAZ | 0.20 SD (absolute value 0.80 cm at 24 mo) | 527 |
- Proportion stunted (30%) | 30% relative reduction | 491 |
Birth weight/birth length | 0.20 SD (absolute value 100 g birth weight and 0.45 cm birth length) | 527 |
Proportion LBW (25%) | 30% relative reduction | 624 |
Preterm birth (12%) [35] | 30% relative reduction | 1100 |
SGA at birth (36%) [10] | 30% relative reduction | 381 |
90% power for all outcomes except 80% for preterm births. 95% confidence level for all outcomes