Table 1.
Main effect size | Sample size per two groups | |
---|---|---|
Linear growth at 24 months | ||
- Mean length-for-age z-score (LAZ) | 0.15 SD (absolute value 0.65 cm at 24 mo) | 935 |
- Proportion stunted (30%) | 25% relative reduction | 772 |
Birth weight/birth length | 0.15 SD (absolute value 75 g birth weight and 0.35 cm birth length) | 935 |
Proportion LBW (25%) | 25% relative reduction | 918 |
Preterm birth (12%) [35] | 25% relative reduction | 2193 |
SGA at birth (36%) [10] | 25% relative reduction | 558 |
90% power and 95% confidence level for all outcomes