From: Sleep disturbances among Chinese clinical nurses in general hospitals and its influencing factors
Factor | Sufferers | Non-sufferers | Â | Â | ||
---|---|---|---|---|---|---|
 | Mean | Standard deviation | Mean | Standard deviation | t | P |
JCQ | ||||||
 Skill discretion | 17.23 | 2.16 | 15.54 | 2.78 | 23.775 | <0.001 |
 Decision-making authority | 9.75 | 2.49 | 11.16 | 2.95 | −17.880 | <0.001 |
 Psychological job demands | 16.26 | 3.78 | 12.23 | 4.75 | 32.770 | <0.001 |
 Supervisor social support | 11.27 | 2.73 | 14.19 | 3.05 | −34.632 | <0.001 |
 Coworker social support | 11.91 | 2.29 | 13.24 | 2.97 | −17.583 | <0.001 |
Quality of life | ||||||
 SF12-PCS | 41.57 | 6.87 | 42.29 | 8.03 | −3.329 | <0.001 |
 SF12-MCS | 35.34 | 6.21 | 37.51 | 6.38 | −11.694 | <0.001 |
 Perceived health in the past 3 months | 1.62 | 0.64 | 2.11 | 0.66 | −25.585 | <0.001 |