Name

am7drk

Label

7 AM - how long since last caffeinated drink

Units
days
Type
numeric
Visit vs 7 AM - how long since last caffeinated drink
N Mean StdDev Median Min Max Unknown Total
Visit 5 727 4.5 ± 0.8 5.0 1.0 5.0 8 735
Age at time of visit vs 7 AM - how long since last caffeinated drink
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 650 4.5 ± 0.8 5.0 1.0 5.0 8 658
5-14 yrs old 63 4.5 ± 0.8 5.0 1.0 5.0 1 64
15-24 yrs old 112 4.6 ± 0.6 5.0 1.0 5.0 - 112
25-34 yrs old 62 4.5 ± 0.7 5.0 1.0 5.0 - 62
35-44 years 96 4.4 ± 0.8 4.0 1.0 5.0 2 98
45-54 years 145 4.5 ± 0.7 5.0 1.0 5.0 3 148
55-64 years 83 4.5 ± 0.7 5.0 1.0 5.0 1 84
65-74 years 56 4.3 ± 1.0 4.5 1.0 5.0 1 57
75-84 years 31 4.1 ± 1.1 4.0 1.0 5.0 - 31
85 years or older 2 4.5 ± 0.7 4.5 4.0 5.0 - 2
Sex vs 7 AM - how long since last caffeinated drink
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 727 4.5 ± 0.8 5.0 1.0 5.0 8 735
Female 404 4.4 ± 0.9 5.0 1.0 5.0 2 406
Male 323 4.5 ± 0.6 5.0 1.0 5.0 6 329
Race vs 7 AM - how long since last caffeinated drink
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 727 4.5 ± 0.8 5.0 1.0 5.0 8 735
White 302 4.4 ± 0.7 4.0 1.0 5.0 2 304
Black 403 4.5 ± 0.8 5.0 1.0 5.0 6 409
Other 22 4.5 ± 0.5 5.0 4.0 5.0 - 22