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. Author manuscript; available in PMC: 2022 Mar 8.
Published in final edited form as: Environ Res. 2019 Dec 23;183:109075. doi: 10.1016/j.envres.2019.109075

Table 2.

Air pollution exposures.

Air pollutants N Mean SD 25th percentile Median 75th percentile IQRw
Prenatal NO2 (ppb)a 975 12.0 2.4 10.3 11.9 14.1 3.8
Prenatal PM10 (ug/m3)a 975 20.8 2.0 19.4 20.7 22.1 2.8
Postnatal NO2 (ppb)b 975 8.6 1.8 8.1 8.6 10.7 2.5
Postnatal PM10 (ug/m3)b 975 17.2 1.5 16.3 17.2 18.3 2.1
Distance to A1 roadway (m) 975 2556 1865 916 2095 3275 2359
Distance to A2 roadway (m) 975 2005 1656 286 1517 2749 2463
Distance to A3 roadway (m) 975 451 537 105 304 504 399
a

Prenatal NO2 and PM10 estimated using the 2006 model predictions, time-weighted by across all reported addresses during the prenatal period.

b

Postnatal NO2 and PM10 estimated using 2011 model predictions, time-weighted across all reported addresses between birth and Age 4.