Gender

Visit vs 9:30 AM - how long since last cigarette
N Mean StdDev Median Min Max Unknown Total
Visit 5 595 2.8 ± 2.4 1.0 -2.0 7.0 140 735
Participant's age (category) vs 9:30 AM - how long since last cigarette
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 534 2.8 ± 2.4 1.0 -2.0 7.0 124 658
5-14 yrs old 56 1.0 ± 0.0 1.0 1.0 1.0 8 64
15-24 yrs old 103 2.2 ± 2.0 1.0 1.0 7.0 9 112
25-34 yrs old 56 2.4 ± 1.9 1.0 1.0 7.0 6 62
35-44 years 82 3.0 ± 2.3 3.0 -2.0 7.0 16 98
45-54 years 114 3.3 ± 2.4 3.0 1.0 7.0 34 148
55-64 years 59 3.7 ± 2.6 3.0 -2.0 7.0 25 84
65-74 years 38 4.4 ± 2.9 7.0 1.0 7.0 19 57
75-84 years 24 3.7 ± 2.9 2.0 1.0 7.0 7 31
85 years or older 2 4.0 ± 4.2 4.0 1.0 7.0 - 2
Participant's sex vs 9:30 AM - how long since last cigarette
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 595 2.8 ± 2.4 1.0 -2.0 7.0 140 735
Female 328 2.5 ± 2.3 1.0 -2.0 7.0 78 406
Male 267 3.1 ± 2.4 3.0 1.0 7.0 62 329
Participant's race vs 9:30 AM - how long since last cigarette
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 595 2.8 ± 2.4 1.0 -2.0 7.0 140 735
White 258 3.2 ± 2.6 1.0 1.0 7.0 46 304
Black 318 2.5 ± 2.1 1.0 -2.0 7.0 91 409
More than one race 19 2.1 ± 2.1 1.0 1.0 7.0 3 22