Table 2.
Univariate multinomial logistic regression analyses (odds ratio (OR) and 95% confidence intervals (CI)) of variables added to the multivariate analyses assessing risk factors for atopic and non-atopic asthma (referent: no asthma) for 280 First Nation children.
| Variable (Referent) | Atopic Asthma n = 15 ORunadjusted (95% CI) |
Non-Atopic Asthma n = 56 ORunadjusted (95% CI) |
|---|---|---|
| Age, in years | 1.2 (1.00, 1.41) * | 1.0 (0.93, 1.13) |
| Crowding index | ||
| Sex (Female) | 2.9 (0.94, 8.66) | 1.7 (0.91, 2.99) |
| Body Mass index (Normal/underweight) | ||
| Obese | 4.5 (1.24, 16.08) * | 1.6 (0.73, 3.31) |
| Overweight | 1.6 (0.38, 6.60) | 1.3 (0.66, 2.61) |
| Respiratory related infections (No) | 1.0 (0.35, 2.88) | 4.1 (1.95, 8.48) ** |
| Passive smoking (No) | 1.9 (0.62, 5.66) | 1.7 (0.91, 3.09) |
| Parental education (≥Grade 12) | ||
| Less than grade 12 | 0.4 (0.13, 1.24) | 0.7 (0.39, 1.28) |
| Fuel type (Other) | ||
| Natural gas | 1.8 (0.39, 8.19) | 3.6 (1.22, 10.39) * |
| Damage caused by dampness (No) | 4.7 (1.45, 15.32) * | 1.4 (0.76, 2.51) |
| Signs of mold or mildew in home (No) | 3.9 (1.19, 12.51) * | 1.0 (0.54, 1.78) |
| Home dampness past 12 months (No) | 2.6 (0.81, 8.50) | 1.5 (0.81, 2.69) |
* p < 0.05; ** p < 0.01.