[Table/Fig-1]:
Characteristics of population by age and gender
| Age* (years) | n | Weight (kg) | Height (cm) | Body mass index (kg/sq.m.) | Waist circumference (cm) | Waist-to-height ratio | |
|---|---|---|---|---|---|---|---|
| Boys | 6 | 117 | 22.6 (6.9) | 116.1 (6.5) | 16.6 (3.7) | 54.3 (7.2) | 0.47 (0.05) |
| 7 | 360 | 25.3 (8.1) | 120.7 (6.4) | 17.1 (4.0) | 57.4 (9.6) | 0.47 (0.06) | |
| 8 | 303 | 27.8 (8.4) | 126.3 (6.2) | 17.2 (4.1) | 59.1 (10.0) | 0.47 (0.07) | |
| 9 | 308 | 31.0 (9.5) | 131.5 (6.3) | 17.7 (4.0) | 60.5 (10.2) | 0.46 (0.06) | |
| 10 | 290 | 34.3 (10.6) | 136.9 (7.4) | 18.0 (4.0) | 62.5 (10.5) | 0.46 (0.06) | |
| 11 | 318 | 39.6(13.5) | 142.4 (8.2) | 19.2 (5.1) | 66.5 (13.2) | 0.47 (0.08) | |
| 12 | 257 | 43.0 (15.0) | 147.8 (9.5) | 19.3 (4.9) | 68.6 (13.6) | 0.46 (0.08) | |
| Girls | 6 | 139 | 21.3 (4.9) | 115.9 (6.4) | 15.7 (2.6) | 54.0 (6.7) | 0.47 (0.05) |
| 7 | 310 | 23.8 (6.3) | 120.1 (6.1) | 16.3 (3.4) | 55.7 (7.9) | 0.46 (0.06) | |
| 8 | 326 | 26.8 (8.0) | 125.5 (7.2) | 16.8 (4.0) | 58.3 (8.7) | 0.46 (0.06) | |
| 9 | 298 | 31.8 (10.2) | 132.5 (6.9) | 17.9 (4.4) | 62.2 (10.8) | 0.47 (0.07) | |
| 10 | 298 | 35.0 (11.6) | 138.3 (8.6) | 18.0 (4.6) | 63.0 (10.6) | 0.46 (0.07) | |
| 11 | 330 | 39.6 (10.9) | 145.1 (8.4) | 18.7 (4.6) | 66.7 (10.2) | 0.46 (0.07) | |
| 12 | 231 | 46.0 (13.0) | 150.0 (6.9) | 20.2 (4.7) | 71.5 (11.0) | 0.48 (0.06) | |
*Age: a whole year age, e.g. 6 years = 6.0-6.99 years