Table 3.
Adjusted relative risk estimates for health-compromising behaviours at follow-up in relation to dieting and related measures at baseline among Ontario adolescent girls in the COMPASS study (n = 3386)
| Parameter | Adjusted relative riska (95% CI) | |||
|---|---|---|---|---|
| Smoking, year 3 (n = 3270) | Binge drinking, year 3 (n = 3014) | Breakfast-skipping, year 3 (n = 1655) | ||
| Dieting, year 1 | No | 1.00 | 1.00 | 1.00 |
| Yes | 1.76 (1.29, 2.40)** | 1.48 (1.21, 1.80)** | 1.06 (0.85, 1.33) | |
| Grade, year 1 | 9 | 1.00 | 1.00 | 1.00 |
| 10 | 0.79 (0.61, 1.02) | 1.00 (0.97, 1.03) | 1.03 (1.00, 1.06) | |
| Ethnicity, year 1 | White | 1.00 | 1.00 | 1.00 |
| Non-white | 0.92 (0.66, 1.28) | 0.80 (0.64, 0.99)* | 1.17 (0.92, 1.50) | |
| BMI, year 1 | Healthy weight | 1.00 | 1.00 | 1.00 |
| Underweight | 0.95 (0.23, 4.02) | 0.89 (0.39, 2.02) | 1.37 (0.60, 3.11) | |
| Overweight | 0.76 (0.45, 1.28) | 0.99 (0.73, 1.35) | 0.85 (0.56, 1.27) | |
| Obese | 0.86 (0.34, 2.19) | 0.60 (0.31, 1.15) | 1.01 (0.47, 2.16) | |
| Not stated | 1.14 (0.82, 1.58) | 0.85 (0.68, 1.06) | 1.11 (0.85, 1.45) | |
*p value of < 0.05, **p value of < 0.001
aRelative risk controlling for all other parameters in the table