Table 2 Characteristics of the study sample from the 2009/10 Health Behaviour in School Aged Children Survey
| N | % | |
|---|---|---|
| Sex | ||
| Male | 3381 | 48.5 |
| Female | 3590 | 51.5 |
| Age (years) | ||
| 13 | 33 | 0.5 |
| 14 | 2339 | 33.6 |
| 15 | 3280 | 47.1 |
| 16 | 1319 | 18.9 |
| Family affluence scale | ||
| Low | 560 | 8.0 |
| Moderate | 2531 | 36.3 |
| High | 3880 | 55.7 |
| Weight status | ||
| Non-overweight | 4823 | 69.2 |
| Overweight | 1018 | 14.6 |
| Obese | 346 | 5.0 |
| Missing data | 784 | 11.3 |
| Where students eat mid-day meal | ||
| At school | 4719 | 67.7 |
| At home | 1056 | 15.2 |
| In a snack-bar, fast food restaurant or café | 517 | 7.4 |
| Never eat a midday meal | 307 | 4.4 |
| Somewhere else | 209 | 3.0 |
| At someone else’s home | 163 | 2.3 |