|
| Number | percentage |
| Subjective quality of sleep |
|
|
| Bad | 86 | 25.4 |
| Good | 253 | 74.6 |
| Sleep latency |
|
|
| Very bad | 33 | 9.7 |
| Bad-enough | 36 | 10.6 |
| Good enough | 99 | 29.2 |
| Very good | 171 | 50.4 |
| Sleep duration (in hours) |
|
|
| <7 | 198 | 58.4 |
| ≥7 | 141 | 41.6 |
| Usual sleep efficiency (%) |
|
|
| <65 | 3 | 0.9 |
| 65 - 74 | 0 | 0.0 |
| 75 - 84 | 10 | 2.9 |
| >85 | 326 | 96.2 |
| Sleep disturbance |
|
|
| <1 | 25 | 7.4 |
| 2 - 9 | 305 | 90.4 |
| 10 - 18 | 9 | 2.7 |
| Use of a sleeping pill |
|
|
| Not in the last month | 304 | 89.6 |
| Less than once a week | 25 | 7.4 |
| 1 or 2 times a week | 9 | 2.7 |
| 3 or 4 times a week | 1 | 0.3 |
| Disruption of daytime operation |
|
|
| Very bad | 3 | 0.9 |
| Enough-bad | 28 | 8.3 |
| Good enough | 100 | 29.5 |
| Very good | 208 | 61.4 |
| PITTSBURGH Sleep Quality Index score |
|
|
| ≤5 | 162 | 47.8 |
| >5 | 177 | 52.2 |