Table 2.
Logistic regression model showing odds ratios (OR) and confidence intervals (95% CI) for asthma control variables; HUGG, 2013–2014
| Asthma control | ||||
|---|---|---|---|---|
| Independent variable | Category or Increment | Model 1* OR (95% CI) | Model 2** OR (95% CI) | Model 3*** OR (95% CI) |
| Age | Years | 1.01 (0.98-1.05) | 1.00 (0.98-1.00) | 0.99 (0.96-1.02) |
| Education level | >4 years | Baseline | Baseline | Baseline |
| ≤4 years | 0.51 (0.17-1.50) | 0.46 (0.19-1.08) | 0.45 (0.19-1.07) | |
| Disease duration | Years | 1.00 (0.97-1.04) | 0.99 (0.97-1.02) | 0.99 (0.97-1.01) |
| Asthma severity | Mild | Baseline | Baseline | Baseline |
| Moderate/Severe | 10.34 (2.56 -41.76) | 3.53 (0.94-13.13) | 4.52 (0.91-22.41) | |
| Central obesity (WC) | Normal | Baseline | Baseline | Baseline |
| >88 cm | 3.15 (1.09-9.09) | 2.53 (1.06-6.05) | 1.70 (0.70-4.09) | |
*Model 1: assessment of asthma control using GINA criteria.
**Model 2: assessment of asthma control by the ACQ.
***Model 3: assessment of asthma control by the ACT.