nondrinker pack_years

Histogram

Study visit number vs Cigarette smoking, packs per week
N Mean StdDev Median Min Max Unknown Total
Visit 1 529 6.7 ± 5.1 7.0 0.0 35.0 594 1,123
Visit 2 355 6.9 ± 5.2 7.0 0.0 28.0 403 758
Visit 3 267 6.4 ± 4.5 7.0 0.0 25.0 299 566
Visit 4 52 5.4 ± 4.3 4.0 0.0 15.0 69 121
Visit 5 1 10.0 - 10.0 10.0 10.0 1 2
Incident Outcomes Tracking - - - - - - - -
Sex of the participant vs Cigarette smoking, packs per week
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 529 6.7 ± 5.1 7.0 0.0 35.0 594 1,123
Male 292 7.3 ± 5.6 7.0 0.0 35.0 316 608
Female 237 6.0 ± 4.3 6.0 0.1 23.0 278 515
Sex of the participant vs Cigarette smoking, packs per week
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 355 6.9 ± 5.2 7.0 0.0 28.0 403 758
Male 195 7.7 ± 5.6 7.0 0.0 28.0 211 406
Female 160 5.8 ± 4.4 4.0 1.0 21.0 192 352
Sex of the participant vs Cigarette smoking, packs per week
Visit 3
N Mean StdDev Median Min Max Unknown Total
Total 267 6.4 ± 4.5 7.0 0.0 25.0 299 566
Male 144 7.1 ± 4.7 7.0 0.0 25.0 160 304
Female 123 5.7 ± 4.2 5.0 1.0 21.0 139 262
Sex of the participant vs Cigarette smoking, packs per week
Visit 4
N Mean StdDev Median Min Max Unknown Total
Total 52 5.4 ± 4.3 4.0 0.0 15.0 69 121
Male 27 5.7 ± 4.1 4.0 1.0 15.0 40 67
Female 25 5.1 ± 4.5 4.0 0.0 14.0 29 54
Sex of the participant vs Cigarette smoking, packs per week
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 1 10.0 - 10.0 10.0 10.0 1 2
Male - - - - - - - -
Female 1 10.0 - 10.0 10.0 10.0 1 2
Race of the participant vs Cigarette smoking, packs per week
Visit 1
N Mean StdDev Median Min Max Unknown Total
Total 529 6.7 ± 5.1 7.0 0.0 35.0 594 1,123
Asian 3 2.3 ± 1.2 3.0 1.0 3.0 9 12
Black 7 1.7 ± 1.2 2.0 0.1 4.0 16 23
Hispanic 5 6.8 ± 6.6 5.0 1.0 18.0 8 13
Native American 3 3.7 ± 3.1 3.0 1.0 7.0 7 10
White 511 6.8 ± 5.1 7.0 0.0 35.0 554 1,065
Race of the participant vs Cigarette smoking, packs per week
Visit 2
N Mean StdDev Median Min Max Unknown Total
Total 355 6.9 ± 5.2 7.0 0.0 28.0 403 758
Asian 1 4.0 - 4.0 4.0 4.0 3 4
Black 4 2.5 ± 0.6 2.5 2.0 3.0 4 8
Hispanic 2 9.0 ± 2.8 9.0 7.0 11.0 4 6
Native American 3 4.0 ± 2.6 3.0 2.0 7.0 3 6
White 345 6.9 ± 5.2 7.0 0.0 28.0 389 734
Race of the participant vs Cigarette smoking, packs per week
Visit 3
N Mean StdDev Median Min Max Unknown Total
Total 267 6.4 ± 4.5 7.0 0.0 25.0 299 566
Asian 1 4.0 - 4.0 4.0 4.0 3 4
Black 1 1.0 - 1.0 1.0 1.0 3 4
Hispanic 2 10.5 ± 4.9 10.5 7.0 14.0 3 5
Native American 2 4.0 ± 4.2 4.0 1.0 7.0 2 4
White 261 6.5 ± 4.5 7.0 0.0 25.0 288 549
Race of the participant vs Cigarette smoking, packs per week
Visit 4
N Mean StdDev Median Min Max Unknown Total
Total 52 5.4 ± 4.3 4.0 0.0 15.0 69 121
Asian - - - - - - 3 3
Black 1 1.0 - 1.0 1.0 1.0 - 1
Hispanic - - - - - - 2 2
Native American 2 4.0 ± 4.2 4.0 1.0 7.0 - 2
White 49 5.6 ± 4.3 4.0 0.0 15.0 64 113
Race of the participant vs Cigarette smoking, packs per week
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 1 10.0 - 10.0 10.0 10.0 1 2
Asian - - - - - - - -
Black - - - - - - - -
Hispanic - - - - - - - -
Native American - - - - - - - -
White 1 10.0 - 10.0 10.0 10.0 1 2