Table 4.
Adjusted relative risk estimates for co-occurring 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 and binge drinking, year 3 (n = 3327) | Smoking and breakfast-skipping, year 3 (n = 3296) | Binge drinking and breakfast-skipping, year 3 (n = 3146) | Smoking and binge drinking and breakfast-skipping, year 3 (n = 3352) | ||
| Dieting, year 1 | No | 1.00 | 1.00 | 1.00 | 1.00 |
| Yes | 1.55 (1.08, 2.23)* | 1.64 (1.19, 2.26)* | 1.47 (1.18, 1.83)** | 1.51 (1.02, 2.21)* | |
| Grade, year 1 | 9 | 1.00 | 1.00 | 1.00 | 1.00 |
| 10 | 0.93 (0.70, 1.23) | 0.76 (0.58, 1.00) | 1.00 (0.96, 1.03) | 0.84 (0.61, 1.14) | |
| Ethnicity, year 1 | White | 1.00 | 1.00 | 1.00 | 1.00 |
| Non-white | 1.00 (0.69, 1.45) | 1.15 (0.83, 1.60) | 1.08 (0.86, 1.36) | 1.30 (0.89, 1.90) | |
| BMI, year 1 | Healthy weight | 1.00 | 1.00 | 1.00 | 1.00 |
| Underweight | 1.96 (0.59, 6.52) | 2.17 (0.84, 5.61) | 1.63 (0.72, 3.70) | 3.21 (1.11, 9.29) | |
| Overweight | 1.13 (0.66, 1.93) | 0.67 (0.40, 1.14) | 1.05 (0.74, 1.47) | 0.88 (0.48, 1.63) | |
| Obese | 0.96 (0.34, 2.73) | 0.65 (0.25, 1.65) | 1.19 (0.69, 2.04) | 1.10 (0.45, 2.70) | |
| Not stated | 1.15 (0.78, 1.69) | 1.10 (0.77, 1.56) | 0.88 (0.69, 1.13) | 1.04 (0.69, 1.59) | |
*p value of < 0.05, **p value of < 0.001
aRelative risk controlling for all other parameters in the table