| Variables | Child body mass index | ||||
|---|---|---|---|---|---|
| Underweight | Normal weight | Overweight | Obese | ||
| Sex | Male | 22 (11.8%) | 126 (67.4%) | 23 (12.3%) | 16 (8.6%) |
| Female | 32 (12.3%) | 176 (67.4%) | 43 (16.5%) | 10 (3.8%) | |
| Age | 11 years | 12 (18.8%) | 43 (67.2%) | 9 (14.1%) | 0 (0.0%) |
| 12 years | 14 (12.7%) | 75 (68.2%) | 17 (15.5%) | 4 (3.6%) | |
| 13 years | 9 (10.6%) | 63 (74.1%) | 10 (11.8%) | 3 (3.5%) | |
| 14 years | 12 (13.0%) | 57 (62.0%) | 13 (14.1%) | 10 (10.9%) | |
| 15 years | 7 (7.2%) | 64 (66.0%) | 17 (17.5%) | 9 (9.3%) | |
| Grade | Grade five | 12 (16.2%) | 51 (68.9%) | 10 (13.5%) | 1 (1.4%) |
| Grade six | 14 (11.6%) | 83 (68.6%) | 19 (15.7%) | 5 (4.1%) | |
| Grade seven | 17 (12.3%) | 90 (65.2%) | 20 (14.5%) | 11 (8.0%) | |
| Grade eight | 11 (9.6%) | 78 (67.8%) | 17 (14.8%) | 9 (7.8%) | |
| Family own car | Yes | 0 (0.0%) | 13 (31.7% | 18 (43.9%) | 10 (24.4%) |
| No | 54 (13.3%) | 289 (71.0%) | 48 (11.8%) | 16 (3.9%) | |
| School ownership | Government | 47 (14.5%) | 242 (74.5%) | 30 (9.2%) | 6 (1.8%) |
| Private | 7 (5.7%) | 60 (48.8%) | 36 (29.3%) | 20 (16.3%) | |