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Table 2 Amount of the overall variation (R 2 ) explained by temporal patterns using varying buffers and averaging exposure interval

From: Spatial and temporal estimation of air pollutants in New York City: exposure assignment for use in a birth outcomes study

 

First trimester

Second trimester

Third trimester

Last 6 weeks

Entire gestation

PM2.5

     

Maternal address

0.60

0.56

0.56

0.73

0.34

300 m

0.65

0.61

0.61

0.77

0.39

800 m

0.67

0.63

0.63

0.78

0.41

NO2

     

Maternal address

0.32

0.35

0.36

0.42

0.14

300 m

0.34

0.38

0.38

0.44

0.15

800 m

0.35

0.38

0.39

0.45

0.16

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Environmental Health

ISSN: 1476-069X