Name

pm10drk

Label

10 PM - how long since last caffeinated drink

Units
days
Type
numeric
Visit vs 10 PM - how long since last caffeinated drink
N Mean StdDev Median Min Max Unknown Total
Visit 5 730 4.3 ± 0.8 4.0 1.0 7.0 5 735
Age at time of visit vs 10 PM - how long since last caffeinated drink
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 653 4.3 ± 0.8 4.0 1.0 7.0 5 658
5-14 yrs old 64 4.5 ± 0.7 5.0 2.0 5.0 - 64
15-24 yrs old 112 4.4 ± 0.7 5.0 2.0 5.0 - 112
25-34 yrs old 62 4.3 ± 0.9 4.0 2.0 5.0 - 62
35-44 years 97 4.0 ± 0.9 4.0 1.0 7.0 1 98
45-54 years 146 4.2 ± 0.8 4.0 1.0 5.0 2 148
55-64 years 83 4.3 ± 0.5 4.0 3.0 5.0 1 84
65-74 years 56 4.2 ± 0.8 4.0 1.0 5.0 1 57
75-84 years 31 4.1 ± 1.0 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 10 PM - how long since last caffeinated drink
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 730 4.3 ± 0.8 4.0 1.0 7.0 5 735
Female 405 4.2 ± 0.8 4.0 1.0 7.0 1 406
Male 325 4.3 ± 0.7 4.0 1.0 5.0 4 329
Race vs 10 PM - how long since last caffeinated drink
Visit 5
N Mean StdDev Median Min Max Unknown Total
Total 730 4.3 ± 0.8 4.0 1.0 7.0 5 735
White 302 4.2 ± 0.6 4.0 1.0 5.0 2 304
Black 406 4.3 ± 0.9 4.0 1.0 7.0 3 409
Other 22 4.4 ± 0.8 4.5 2.0 5.0 - 22