Whether to have something to relieve stress | N | Mean ± SD | T score | P value | |
Age (years) | Have | 280 | 28.5 ± 6.0 | −2.842 | 0.005 |
Not have | 119 | 30.9 ± 8.1 | |||
Minutes of sleep (minutes) | Have | 279 | 365.3 ± 65.5 | 1.632 | 0.104 |
Not have | 119 | 353.7 ± 63.1 | |||
Times on sleep before a night shift (minutes) | Have | 278 | 538.9 ± 115.9 | 1.060 | 0.290 |
Not have | 119 | 524.9 ± 131.9 | |||
Levels of stress, VAS (mm) | Have | 280 | 68.3 ± 22.2 | −0.495 | 0.621 |
Not have | 119 | 69.5 ± 20.9 | |||
Levels of fatigue, VAS (mm) | Have | 280 | 71.7 ± 20.3 | 0.445 | 0.656 |
Not have | 119 | 70.8 ± 18.9 | |||
Levels of health, VAS (mm) | Have | 280 | 54.7 ± 21.7 | 2.727 | 0.007 |
Not have | 119 | 48.4 ± 20.4 | |||
Times to get to sleep (minutes) | Have | 279 | 23.5 ± 19.7 | −3.207 | 0.001 |
Not have | 117 | 30.9 ± 23.2 | |||
PSQI score | Have | 253 | 5.9 ± 2.3 | −2.560 | 0.011 |
Not have | 111 | 6.6 ± 2.5 |