Table 1.
Demographic characteristics self-reported by students* (N = 122).
| Variable | Category | High school (N = 46) | University (N = 76) |
| Sex | Male | 47.8% | 62.5% |
| Age | Largest group (%) | 17–18 years (82.6%) | 21–22 years (36.2%) |
| Second largest group (%) | 15–16 years (15.2%) | 23–24 years (27.6%) | |
| Area | Urban | 92.4% | 89.5% |
| Suburban | 5.4% | 9.9% | |
| Income | Below the middle | 25.0% | 15.9% |
| Above the middle | 44.6% | 61.6% | |
| Don’t know | 30.4% | 22.5% | |
| Overall health | Excellent | 15.2% | 21.0% |
| Very good | 32.6% | 44.7% | |
| Good | 40.2% | 31.6% | |
| Fair | 12.0% | 1.3% | |
| Poor | 0.0% | 1.3% | |
| BMI | Mean (standard deviation) | 20.9 (3.0) | 22.5 (2.6) |
* Each cell is the average of two assessments taken 2 weeks apart. BMI: Body mass index.