Name
noambair
Label
Ambient air
Units
ppm
Type
numeric
Visit vs Ambient air
N Mean StdDev Median Min Max Unknown Total
Visit 5 308 11.4 ± 61.2 2.1 0.0 742.0 427 735
Participant's age (category) vs Ambient air
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 272 12.2 ± 65.0 2.0 0.0 742.0 386 658
5-14 yrs old 24 34.2 ± 151.0 0.8 0.0 742.0 40 64
15-24 yrs old 55 4.2 ± 12.7 1.6 0.0 93.5 57 112
25-34 yrs old 28 7.4 ± 12.6 2.7 0.0 42.5 34 62
35-44 years 36 24.6 ± 123.2 1.9 0.0 742.0 62 98
45-54 years 59 5.1 ± 15.9 1.6 0.0 122.3 89 148
55-64 years 41 15.6 ± 28.6 3.3 0.0 113.4 43 84
65-74 years 22 8.1 ± 14.3 2.7 0.0 60.2 35 57
75-84 years 7 7.3 ± 12.8 3.2 0.0 36.2 24 31
85 years or older - - - - - - 2 2
Participant's sex vs Ambient air
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 308 11.4 ± 61.2 2.1 0.0 742.0 427 735
Female 167 16.2 ± 82.2 2.0 0.0 742.0 239 406
Male 141 5.7 ± 12.2 2.3 0.0 94.2 188 329
Participant's race vs Ambient air
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 308 11.4 ± 61.2 2.1 0.0 742.0 427 735
White 139 6.9 ± 18.1 2.0 0.0 122.3 165 304
Black 163 15.3 ± 82.4 2.4 0.0 742.0 246 409
More than one race 6 9.9 ± 14.1 2.5 0.0 33.3 16 22