Table 3.
Odds ratios (95% CI) on disease prevalence per interquartile change in pollutants concentrations.
| PM2.5 | Benzene | Phenol | |
|---|---|---|---|
| During the last 12 months * | |||
| Wheezing without a cold | 1.03 (0.92–1.14) | 1.06 (0.79–1.43) | 1.36 (0.98–1.90) |
| Chest tightness | 1.13 (1.02–1.26) | 1.30 (0.96–1.76) | 1.44 (1.03–2.00) |
| Shortness of breath | 1.16 (1.03–1.31) | 1.14 (0.80–1.62) | 1.18 (0.80–1.74) |
| Attack of coughing | 1.04 (0.94–1.15) | 0.94 (0.71–1.24) | 0.95 (0.70–1.30) |
| Asthma attack | 1.22 (1.04–1.42) | 1.14 (0.67–1.95) | 0.60 (0.32–1.15) |
| Ever had * | |||
| Wheezing | 1.10 (0.99–1.22) | 1.16 (0.86–1.56) | 1.11 (0.80–1.55) |
| Long-term cough | 0.99 (0.89–1.11) | 1.31 (0.96–1.77) | 1.48 (1.06–2.07) |
| Allergic rhinitis | 1.07 (0.94–1.22) | 0.92 (0.64–1.32) | 0.89 (0.59–1.34) |
| Asthma | 1.04 (0.87–1.24) | 1.20 (0.70–2.06) | 0.84 (0.45–1.56) |
| COPD | 1.22 (0.84–1.76) | 1.97 (0.72–2.10) | 1.92 (0.71–5.19) |
| Hypertension | 1.10 (0.98–1.24) | 1.15 (0.83–1.59) | 1.21 (0.84–1.74) |
| Heart disease | 1.12 (0.98–1.28) | 1.24 (0.83–1.84) | 1.30 (0.85–1.98) |
| Myocardial infarction | 0.99 (0.80–1.22) | 1.98 (1.11–3.53) | 2.17 (1.23–3.83) |
| Stroke | 1.01 (0.76–1.35) | 1.39 (0.62–3.11) | 1.14 (0.50–2.62) |
| Diabetes | 1.01 (0.85–1.21) | 1.42 (0.86–2.34) | 1.33 (0.78–2.27) |
* Logistic regression analysis was adjusted for gender, age, body mass index (BMI), education, environmental tobacco smoke, smoking history, and income during past 12 months; COPD: Chronic obstructive pulmonary disease; Values in bold: p < 0.05.