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. 2018 May 3;13(5):e0196783. doi: 10.1371/journal.pone.0196783

Table 4. Associations between the exposure and worry with measures of health by children (2 to 18 years) from logistic regression.

Wheezing Wheezing during Asthma Dry cough
exercise
OR (95% CI)a OR (95% CI)a OR (95% CI)a OR (95% CI)a
PM2.5 (μg/m3) 2.00 (1.24–3.24)** 1.87 (1.01–3.44)* 1.15 (0.61–2.19) 2.33 (1.55–3.52)**
PM2.5 adjusted for worry 1.71 (1.04–2.80)* 1.56 (0.83–2.94) 1.04 (0.54–2.01) 1.90 (1.25–2.90)**
Worry adjusted for PM2.5 1.09 (1.04–1.16)** 1.10 (1.02–1.18)* 1.05 (0.98–1.13) 1.11 (1.06–1.17)**
NOX (μg/m3) 1.13 (1.06–1.21)** 1.13 (1.04–1.22)** 1.00 (0.92–1.09) 1.16 (1.10–1.22)**
NOX adjusted for worry 1.11 (1.03–1.18)** 1.10 (1.01–1.20)* 0.98 (0.90–1.07) 1.13 (1.07–1.19)**
Worry adjusted for NOX 1.09 (1.03–1.15)** 1.09 (1.01–1.17)* 1.06 (0.99–1.14) 1.10 (1.05–1.16)**

a Adjusted for gender (adult and child), age (adult and child), education (adult), smoking (child) and passive smoking (household).

*P<0.05

** p<0.01