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Table 5 Conditional logistic regression estimated adjusted odds ratios (ORs) and 95% confidence intervals (CIs) for associations of allergic rhinitis with ambient air pollution exposure among children

From: Early childhood traffic-related air pollution and risk of allergic rhinitis at 2–4 years of age modification by family stress and male gender: a case-control study in Shenyang, China

 

Singlea

Multib

PM10

1.31 (1.08, 1.90)*

1.70 (1.19, 2.66)*

SO2

1.26 (0.73, 1.97)

0.84 (0.49, 1.38)

NO2

1.15 (1.02, 2.23)*

1.85 (1.52, 3.18)*

CO

1.13 (0.77, 2.02)

1.15 (0.64, 2.39)

O3

0.52 (0.23, 1.02)

0.60 (0.31, 1.08)

  1. OR (95% CI) was estimated for an IQR increase in PM10, SO2, NO2, CO, and O3
  2. *p < 0.05
  3. **p < 0.01
  4. aSingle-pollutant model: adjustment for all the potential covariates in Table 2 including personal factors (sex, birth weight, delivery, feeding, eczema, parental allergy, and stress) and indoor factors (tobacco smoke, new furniture, pets, house redecoration)
  5. bMulti-pollutant model: PM10 + SO2 + NO2 + CO + O3. Further adjustment for the effects of the other air pollutants on the base of single-pollutant model