Air pollutant concentration
Mean ± SD
P 25
P50 [IQR]
P 75
Mean ± SD
P 25
P 50 [IQR]
P 75
P *
During entire pregnancy During entire pregnancy During entire pregnancy During entire pregnancy During age 0-2 y During age 0-2 y During age 0-2 y During age 0-2 y
NO2(μg/m3) 45.4 ± 5.5 41.1 45.7 [8.1] 49.3 38.4 ± 3.1 36.6 38.4 [3.6] 40.3 <0.001
SO2(μg/m3) 14.8 ± 2.0 13.5 14.5 [2.1] 15.7 12.5 ± 0.9 11.8 12.4 [1.3] 13.1 <0.001
O3(μg/m3) 109.1 ± 13.6 97.0 109.0 [23.3] 120.4 107.6 ± 6.2 102.7 108.9 [10.6] 113.3 <0.001
CO (mg/m 3) 0.87 ± 0.07 0.83 0.88 [0.08] 0.91 0.83 ± 0.03 0.81 0.83 [0.04] 0.85 <0.001
PM10(μg/m3) 113.4 ± 11.6 104.5 112.9 [18.1] 122.6 99.6 ± 5.9 95.8 99.8 [7.8] 103.6 <0.001
PM2.5(μg/m3) 54.9 ± 7.0 49.3 55.3 [11.1] 60.4 48.8 ± 3.3 46.5 48.5 [4.3] 50.7 <0.001
PM2.5-10(μg/m3) 58.5± 5.6 54.7 58.5 [7.6] 62.3 50.8 ± 3.3 48.8 51.1 [4.1] 52.9 <0.001
During age 0-1y During age 0-1y During age 0-1y During age 0-1y During age 1-2y During age 1-2y During age 1-2y During age 1-2y P #
NO2(μg/m3) 40.1±4.6 37.3 39.4 [5.3] 42.6 36.6±2.2 35.5 37.3 [2.5] 38.0 <0.001
SO2(μg/m3) 12.6±1.3 11.8 12.4 [1.6] 13.4 12.3±0.79 11.6 12.4 [1.4] 13.0 <0.001
O3(μg/m3) 113.0±4.6 111.0 115.0 [5.5] 116.0 102.0±11.3 92.6 106.0 [19.0] 112.0 <0.001
CO (mg/m 3) 0.85±0.04 0.82 0.85 [0.05] 0.87 0.81±0.04 0.78 0.81 [0.05] 0.83 <0.001
PM10(μg/m3) 101.0±9.2 94.8 99.4 [12.4] 107.0 97.9±6.8 92.9 97.3 [10.1] 103.0 <0.001
PM2.5(μg/m3) 51.5±4.5 48.5 50.5 [5.5] 53.9 46.0±2.7 44.1 45.8 [3.8] 47.9 <0.001
PM2.5-10(μg/m3) 49.8±5.2 46.2 48.7 [6.3] 52.5 51.9±6.0 47.0 52.0 [9.7] 56.7 <0.001