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Table 3 Air pollution concentrations for each activity/buffer

From: Relations between air pollution and vascular development in 5-year old children: a cross-sectional study in the Netherlands

 

Mean

SD

Median

Min

Max

NO2 (μg/m3)

C d

28.9

2.7

28.9

19.5

43.6

C h

29.4

2.4

29.4

19.5

40.4

C p

29.2

2.4

29.6

19.5

36.5

C t

36.0

2.9

36.3

22.8

43.1

C s

28.8

2.0

28.0

20.5

34.1

E

29.4

2.1

29.6

20.1

37.9

NOx (μg/m3)

C d

33.6

8.6

30.6

26.6

78.6

C h

33.7

8.6

30.7

26.6

78.1

C p

37.6

9.1

34.2

26.9

72.9

C t

56.1

7.6

56.9

29.5

82.0

C s

36.2

4.1

35.6

28.4

47.5

E

35.2

6.1

33.9

27.8

69.6

PM2.5 (μg/m3)

C d

16.7

0.3

16.5

16.2

18.4

C h

16.7

0.3

16.5

16.2

18.2

C p

16.7

0.3

16.7

16.2

17.9

C t

17.3

0.3

17.3

16.3

18.6

C s

16.8

0.2

16.8

16.3

17.3

E

16.7

0.2

16.7

16.2

17.9

PM10 (μg/m3)

C d

24.9

0.7

24.9

24.0

28.7

C h

24.9

0.7

24.9

24.0

28.7

C p

25.2

0.8

25.0

24.0

28.5

C t

26.5

0.9

26.6

24.1

28.9

C s

25.0

0.6

24.7

24.0

26.6

E

25.0

0.6

25.0

24.1

28.1

PM25 absorbance (10−5/m)

C d

1.3

0.1

1.3

1.2

2.0

C h

1.3

0.1

1.3

1.2

1.9

C p

1.3

0.1

1.3

1.2

1.8

C t

1.6

0.1

1.6

1.2

2.1

C s

1.3

0.1

1.3

1.2

1.6

E

1.3

0.1

1.3

1.2

1.8

  1. Cd is the air pollution level at front door location, Ch represents the air pollution concentration for the activity being at home, Cp the air pollution concentration for the activity playing in the neighbourhood, Ct for travelling and Cs for being at school, E represents the individual exposure after applying Eq. 1
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Environmental Health

ISSN: 1476-069X