From: Impact of close-proximity air pollution on lung function in schoolchildren in the French West Indies
O3(in μg/m3) | NO2(in μg/m3) | SO2(in μg/m3) | PM10(in μg/m3) | |||||
---|---|---|---|---|---|---|---|---|
β | (95% CI) | β | (95% CI) | β | (95% CI) | β | (95% CI) | |
Medium-term exposure | ||||||||
Model 1 | ||||||||
Pollutant | −0.44 | (−2.61; 1.74) | −0.215 | (−3.89; 3.46) | 1.18 | (−2.65; 5.00) | 3.05 | (0.04; 6.05) |
Variability of school random intercept: \( {\widehat{\upsigma}}_{\upgamma 0}^2 \) (P value) | 90.20 (0.05) | 105.34 (0.11) | 86.80 (0.04) | 11.05 (0.50) | ||||
Model 2 (Interaction of pollutant with asthma) | ||||||||
Non-asthmatic children | −0.13 | (−2.32; 2.07) | −0.56 | (−4.27; 3.15) | 0.67 | (−3.20; 4.54) | 2.95 | (0.12; 5.78) |
Asthmatic children | −1.88 | (−4.50; 0.74) | 1.40 | (−2.97; 5.78) | 3.54 | (−1.06; 8.14) | 3.48 | (0.31; 6.64) |
Variability of school random intercept: \( {\widehat{\upsigma}}_{\upgamma 0}^2 \) (P value) | 89.30 (0.04) | 107.99 (0.19) | 91.89 (0.04) | 19.82 (0.50) | ||||
Short-term exposure | ||||||||
Model 3 | ||||||||
D0 | −0.24 | (−5.09; 4.61) | 0.54 | (−2.44; 3.51) | 0.41 | (−35.98; 36.80) | 0.14 | (−1.82; 2.09) |
D1 | −0.52 | (−1.62; 0.58) | 0.11 | (−2.19; 2.42) | −0.53 | (−14.32; 13.27) | 0.55 | (−1.94; 3.04) |
D2 | −0.56 | (−4.06; 2.94) | −0.15 | (−2.54; 2.24) | −1.03 | (−4.21; 2.14) | 0.79 | (−2.17; 3.75) |
D3 | −0.37 | (−3.68; 2.94) | −0.27 | (−2.68; 2.14) | −1.11 | (−14.25; 12.04) | 0.87 | (−2.19; 3.94) |
D4 | 0.05 | (−0.63; 0.73) | −0.23 | (−2.60; 2.15) | −0.74 | (−18.06; 16.56) | 0.79 | (−2.02; 3.59) |
D5 | 0.70 | (−4.99; 6.39) | −0.03 | (−3.06; 2.99) | 0.04 | (−15.52; 15.60) | 0.53 | (−1.86; 2.92) |
Cumulative effect | −0.94 | (−4.82; 2.95) | −0.03 | (−14.01; 13.94) | −2.96 | (−12.69; 6.77) | 3.67 | (−11.47; 18.81) |
Variability of school random intercept \( {\widehat{\upsigma}}_{\upgamma 0}^2 \) (P value) | 0.00 (0.50) | 0.00 (0.50) | 0.00 (0.50) | 0.00 (0.50) |