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Table 3 Average high and low-traffic air pollution exposures by subject

From: Cyclist route choice, traffic-related air pollution, and lung function: a scripted exposure study

 

UFPM (#/cm3)

PM2.5 (μg/m3)

CO (ppm)

BC(μg/m3)

Sub-ject

High-traffic average

Difference (high-low)

% Diff. (Diff/Avg)*100

High-traffic average

Difference (high-low)

% Diff. (diff/avg)*100

High-traffic average

Difference (high-low)

% Diff. (diff/avg)*100

High-traffic average

Difference (high-low)

% Diff. (diff/avg)*100

 

Low-traffic average

  

Low-traffic average

  

Low-traffic average

  

Low-traffic average

  

1

8992.69

1554.56

18.9

3.69

−0.75

−18.5

0.79

0.13

18.5

1.59

0.39

27.8

 

7438.13

  

4.43

  

0.66

  

1.20

  

2

15163.01

−2836.17

−17.1

5.46

0.29

5.5

0.88

0.15

19.1

3.57

1.61

58.1

 

17999.18

  

5.17

  

0.73

  

1.96

  

3

23154.37

9140.15

49.2

3.24

  

1.19

0.43

43.6

1.77

0.16

9.6

 

14014.22

     

0.76

  

1.61

  

4

23154.37

9762.57

53.4

3.24

−2.69

−58.7

1.19

0.42

43.4

1.77

0.00

.18

 

13391.8

  

5.93

  

0.77

  

1.77

  

5

19443.05

12004.91

89.3

   

0.92

0.27

33.9

2.78

1.58

79.2

 

7438.13

  

4.43

  

0.66

  

1.20

  

6

   

4.32

1.07

28.2

0.79

  

1.99

0.35

19.5

 

14141.43

  

3.25

     

1.64

  

7

19443.05

6443.09

39.7

   

0.92

0.21

25.3

2.78

1.57

78.9

 

12999.95

  

4.89

  

0.72

  

1.21

  

8

13268.25

−745.98

−5.5

   

0.92

0.16

19.0

1.79

0.18

10.7

 

14014.22

     

0.76

  

1.61

  

9

15234.06

−2643.94

−16.0

6.07

  

0.94

−0.18

−18.0

1.69

−0.78

−37.5

 

17878.00

     

1.12

  

2.47

  

10

35506.35

22834.39

94.8

6.01

  

0.94

0.22

26.6

2.48

0.50

22.7

 

12671.96

     

0.72

  

1.97

  

11

35506.35

20343.34

84.5

6.01

  

0.94

0.22

26.6

2.48

0.50

22.7

 

12671.96

     

0.72

  

1.97

  

12

15234.06

1092.63

7.4

6.07

2.82

60.6

0.94

  

1.69

0.05

3.0

 

14141.43

  

3.25

     

1.64

  

13

18728.86

3134.31

18.3

5.89

0.34

5.9

0.72

−0.08

−11.1

1.99

0.05

2.5

 

15594.55

  

5.55

  

0.81

  

1.94

  

14

18203.17

2608.62

15.4

3.79

−1.76

−37.7

0.85

0.04

5.0

1.56

−0.38

−21.9

 

15594.55

  

5.55

  

0.81

  

1.94

  

15

18203.17

4811.37

30.5

3.79

−2.14

−44.0

0.85

0.08

10.3

1.56

−0.21

−12.6

 

13391.80

  

5.93

  

0.77

  

1.77