Table 2.
Association of asthma with allergen-specific and total IgE and allergy symptoms
| Model 1* | Model 2** | |||
|---|---|---|---|---|
| Exposure variables | OR | 95% CI | OR | 95% CI |
| Sensitized to cockroach | ||||
| No | 1.0 | Referent | 1.0 | Referent |
| Yes | 1.8 | 1.1–3.1 | 1.7 | 1.0–3.0 |
| Sensitized to dust mite | ||||
| No | 1.0 | Referent | 1.0 | Referent |
| Yes | 2.2 | 1.2–4.0 | 2.3 | 1.2–4.2 |
| Sensitized to cat | ||||
| No | 1.0 | Referent | 1.0 | Referent |
| Yes | 2.8 | 1.2–6.4 | 2.6 | 1.1–6.0 |
| Sensitized to mouse | ||||
| No | 1.0 | Referent | 1.0 | Referent |
| Yes | 2.9 | 1.4–5.8 | 2.5 | 1.2–5.1 |
| Sensitized to one or more of four | ||||
| No | 1.0 | Referent | 1.0 | Referent |
| Yes | 1.7 | 1.1–2.6 | 1.6 | 1.0–2.6 |
| Total IgE (IU/ml) | ||||
| <125 | 1.0 | Referent | 1.0 | Referent |
| 126–249 | 1.1 | 0.6–2.0 | 1.4 | 0.7–2.6 |
| 250–375 | 2.5 | 0.9–6.5 | 2.4 | 0.9–6.5 |
| >375 | 3.2 | 1.6–6.5 | 3.1 | 1.5–6.4 |
| Child has allergy symptoms | ||||
| No | 1.0 | Referent | ||
| Yes | 3.7 | 2.3–6.0 | ||
*
Controlling for age, sex, BMI for age by sex, national origin, number of smokers in the household, and parental asthma.
**
Controlling for all of the above, plus child has allergy symptoms.