Characteristics | Boys (n = 57,481) | Girls (n = 54,510) | ||
---|---|---|---|---|
Number | Percentage | Number | Percentage | |
Age in years, mean (sd1) | 7.4 (0.59) | 7.4 (0.56) | ||
Place of residence | ||||
Urban | 26,474 | 46.0 | 25,868 | 47.4 |
Rural | 31,007 | 53.9 | 28,642 | 52.5 |
School type | ||||
Public | 49,272 | 85.7 | 46,473 | 85.2 |
Private | 8209 | 14.2 | 8037 | 14.7 |
Child age in years | ||||
6.0 to 6.9 | 10,516 | 18.2 | 11,617 | 21.3 |
7.0 to 7.9 | 38,890 | 67.6 | 36,782 | 67.4 |
8.0 to 8.9 | 6478 | 11.2 | 5054 | 9.2 |
9.0 to 9.9 | 1597 | 2.7 | 1057 | 1.9 |
Anthropometric measurements | ||||
Height in cm mean (sd) | 120.5 (5.88) | 119.7 (5.81) | ||
Height-for-age Z-score mean (sd) | −0.70 (1.04) | −0.63 (1.01) | ||
Weight in kg mean (sd) | 24.7 (5.46) | 24.1 (5.39) | ||
Weight-for-age Z-score mean (sd) | −0.04 (1.33) | −0.02 (1.33) | ||
BMI kg/m2 mean (sd) | 16.8 (2.70) | 16.7 (2.77) | ||
WHO Z-score mean (sd) | 0.56 (1.41) | 0.43 (1.24) | ||
IOTF Z-score mean (sd) | 0.51 (1.18) | 0.49 (1.17) |