Gender
Visit vs Hours sleep last night
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Visit 5 | 728 | 6.2 | ± 1.5 | 6.0 | 0.0 | 10.0 | 7 | 735 |
Participant's age (category) vs Hours sleep last night
Visit 5
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 651 | 6.2 | ± 1.5 | 6.0 | 0.0 | 10.0 | 7 | 658 |
| 5-14 yrs old | 63 | 7.0 | ± 1.5 | 7.0 | 1.0 | 10.0 | 1 | 64 |
| 15-24 yrs old | 112 | 6.5 | ± 1.3 | 7.0 | 2.0 | 10.0 | - | 112 |
| 25-34 yrs old | 62 | 6.2 | ± 1.6 | 6.0 | 0.0 | 9.0 | - | 62 |
| 35-44 years | 97 | 6.4 | ± 1.5 | 6.0 | 2.0 | 10.0 | 1 | 98 |
| 45-54 years | 146 | 6.0 | ± 1.3 | 6.0 | 2.0 | 9.0 | 2 | 148 |
| 55-64 years | 81 | 5.8 | ± 1.4 | 6.0 | 0.0 | 9.0 | 3 | 84 |
| 65-74 years | 57 | 5.7 | ± 1.5 | 6.0 | 2.0 | 9.0 | - | 57 |
| 75-84 years | 31 | 5.7 | ± 2.1 | 6.0 | 1.0 | 8.0 | - | 31 |
| 85 years or older | 2 | 5.5 | ± 2.1 | 5.5 | 4.0 | 7.0 | - | 2 |
Participant's sex vs Hours sleep last night
Visit 5
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 728 | 6.2 | ± 1.5 | 6.0 | 0.0 | 10.0 | 7 | 735 |
| Female | 401 | 6.2 | ± 1.5 | 6.0 | 0.0 | 10.0 | 5 | 406 |
| Male | 327 | 6.1 | ± 1.5 | 6.0 | 1.0 | 10.0 | 2 | 329 |
Participant's race vs Hours sleep last night
Visit 5
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Total | 728 | 6.2 | ± 1.5 | 6.0 | 0.0 | 10.0 | 7 | 735 |
| White | 303 | 6.0 | ± 1.5 | 6.0 | 0.0 | 9.0 | 1 | 304 |
| Black | 403 | 6.3 | ± 1.5 | 6.0 | 1.0 | 10.0 | 6 | 409 |
| More than one race | 22 | 6.1 | ± 1.5 | 6.0 | 3.0 | 9.0 | - | 22 |