Gender
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 |