| % | N | % missing |
---|---|---|---|
Sex | Â | Â | 0.0 |
 Female | 54.7 | 312 |  |
 Male | 45.3 | 258 |  |
BMI | Â | Â | 0.4 |
 Underweight | 12.0 | 68 |  |
 Normal | 78.3 | 445 |  |
 Overweight | 8.3 | 47 |  |
 Obese | 1.4 | 8 |  |
Socio-economic status | Â | Â | 0.2 |
 Low | 7.9 | 45 |  |
 Middle | 62.2 | 354 |  |
 High | 29.9 | 170 |  |