Table 4.
Child anthropometry by allocation group and child sex at 8·5 years
| Control group | Intervention group | Unadjusted difference (95% CI) | Multivariable regression*(95% CI) | Multivariable regression restricted to children without major or chronic illness (95%CI) | |
|---|---|---|---|---|---|
| Weight (kg) | |||||
| Girls | 19·55 (2·96) | 19·71 (3·15) | 0·16 (−0·44 to 0·75) | 0·51 (−0·03 to 1·04) | 0·51 (−0·03 to 1·06) |
| Boys | 20·53 (3·57) | 20·53 (3·49) | −0·00 (−0·67 to 0·66) | 0·101 (−0·43 to 0·63) | 0·01 (−0·51 to 0·53) |
| Height, standing (cm) | |||||
| Girls | 120·40 (5·92) | 119·98 (5·93) | −0·42 (−1·57 to 0·74) | 0·33 (−0·65 to 1·32) | 0·44 (−0·51 to 1·39) |
| Boys | 121·05 (5·89) | 121·38 (6·12) | 0·33 (−0·80 to 1·47) | 0·36 (−0·55 to 1·27) | 0·14 (−0·78 to 1·06) |
| Weight-for-age Z score | |||||
| Girls | −2·14 (0·92) | −2·02 (1·02) | 0·12 (−0·07 to 0·31) | 0·17 (−0·01 to 0·35) | 0·17 (−0·01 to 0·35) |
| Boys | −2·02 (1·09) | −2·04 (1·09) | −0·02 (−0·23 to 0·18) | 0·03 (−0·15 to 0·21) | −0·02 (−0·19 to 0·16) |
| Height-for-age Z score | |||||
| Girls | −1·55 (0·91) | −1·53 (0·93) | 0·02 (−0·16 to 0·20) | 0·06 (−0·11 to 0·23) | 0·08 (−0·08 to 0·24) |
| Boys | −1·47 (0·93) | −1·44 (0·98) | 0·03 (−0·15 to 0·21) | 0·06 (−0·10 to 0·22) | 0·02 (−0·14 to 0·18) |
| BMI-for-age Z score | |||||
| Girls | −1·73 (0·87) | −1·58 (0·97) | 0·15 (−0·03 to 0·33) | 0·18 (0·00 to 0·36) | 0·16 (−0·02 to 0·34) |
| Boys | −1·61 (1·04) | −1·67 (0·99) | −0·06 (−0·25 to 0·13) | −0·02 (−0·20 to 0·16) | −0·05 (−0·23 to 0·13) |
Data are mean (SD) unless otherwise stated.
*
Multivariable regression models included variables describing air pollution, dietary diversity, food security, maternal education and height, household asset score and residence, by use of robust standard errors. Age was included if not intrinsic to Z score.