Table 2.
Fitbit-reported data versus participant self-reported survey data.
| Variables | Results | |
| Fitbit hours slept, mean (SD) |
6.50 (0.95) | |
| Self-reported hours slept, mean (SD) | 6.38 (0.80) | |
| Fitbit waking events, mean (SD) | 1.79 (1.05) | |
| Self-reported mood (–3 to +3), mean (SD) | 0.67 (1.01) | |
| Pre-intervention PSQIa, mean (SD) | 5.53 (2.83) | |
| Postintervention PSQI, mean (SD) | 5.88 (3.71) | |
| Interim CIS-Rb contextual factors, n |
|
|
|
|
Noises | 2 |
|
|
Pain | 2 |
|
|
Worries | 4 |
|
|
Other | 9 |
| Postintervention CIS-R contextual factors, n |
|
|
|
|
Noises | 3 |
|
|
Pain | 3 |
|
|
Shift work/late nights | 3 |
|
|
Worries | 2 |
|
|
Other | 6 |
aPSQI: Pittsburg Sleep Quality Index.
bCIS-R: Clinical Interview Schedule-Revised.