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Table 2 Characteristics of the healthy, nonsmoking volunteers (without previous viral infection)

From: Diesel exhaust particles modify natural killer cell function and cytokine release

Age (years)

Gender

Race

BMI (kg/m2)

20

f

African-American

33.5

22

m

Caucasian

25.8

22

f

Caucasian

23.1

23

m

Caucasian

21.9

23

f

Caucasian

28.5

23

m

Caucasian

N/A

24

f

N/A

N/A

24

m

Caucasian

25.8

27

f

African-American

21.5

27

m

Caucasian

25.1

28

f

Caucasian

23.2

28

m

Caucasian

27.6

31

f

African-American

36.1

32

m

Caucasian

23

35

m

Caucasian

23

36

f

Caucasian

25

mean: 26.6±4.8

Female /male

African-American /Caucasian

mean: 25.9±4.3

range: 20-36

8/8

3/12

range: 21.5-36.1

  1. BMI = body mass index, N/A = not available.