Table 1. Descriptive statistics for those providing self-report data and those providing objective sleep data.
Full sample (N = 348) | Participants who wore a sleep monitor (N = 91) | |||||
---|---|---|---|---|---|---|
Variable | Mean | SD | Min-max | Mean | SD | Min-maxa |
Age | 36.49 | 12.76 | 17–77 | 29.87 | 12.95 | 17–60 |
Total insomnia | 17.78 | 5.29 | 8–32 | 17.48 | 5.24 | 9–30 |
Sleep onset | 8.54 | 3.04 | 4–16 | 8.56 | 3.13 | 4–16 |
Sleep maintenance | 9.24 | 3.08 | 4–16 | 8.92 | 3.06 | 4–16 |
Negative affect | 12.52 | 11.42 | 0–63 | 12.93 | 11.97 | 0–59 |
Paranoia | 18.48 | 5.8 | 16–76 | 18.85 | 5.23 | 16–39 |
Total sleep timeb (hours) | - | - | - | 6.96 | 1.01 | 3.65–9.33 |
Sleep latencyb (minutes) | - | - | - | 21.35 | 14.65 | 2.6–61.83 |
Number of awakeningsb | - | - | - | 3.23 | 2.62 | 0–11 |
a Refers to the minimum and maximum score reported by participants
b All objective sleep outcomes are based on mean recordings over 7 nights.