01 August 2020: Clinical Research
Effects of Occupational Stress and Circadian CLOCK Gene Polymorphism on Sleep Quality of Oil Workers in Xinjiang, China
Li Ning 1BCDEF* , Lingyun Shi 2BCDEF* , Ning Tao 1BC , Rong Li 1BC , Ting Jiang 1BC , Jiwen Liu 1ABEG*DOI: 10.12659/MSM.924202
Med Sci Monit 2020; 26:e924202
Table 10 Comparison of the sleep quality of Xinjiang oil workers in different occupational stress groups.
| Index | Low-stress group | Medium stress group | High-stress group | F/χ2 | P |
|---|---|---|---|---|---|
| Cases | 152 | 1213 | 751 | – | – |
| PSQI score | 5.44±3.53 | 6.40±3.73# | 6.70±4.19# | 11.037 | |
| Subjective sleep quality | 0.95±0.87 | 1.24±0.87# | 1.24±0.93# | 14.911 | |
| Sleep latency | 1.18±0.89 | 1.35±0.96 | 1.37±0.98 | 4.655 | 0.098 |
| Sleeping duration | 1.05±0.94 | 1.07±0.93 | 1.16±0.96 | 2.502 | 0.082 |
| Sleep efficiency | 0.24±0.61 | 0.20±0.49 | 0.26±0.58 | 3.921 | 0.141 |
| Sleep disorder | 0.89±0.69 | 1.12±0.72# | 1.13±0.72# | 7.315 | 0.001 |
| Hypnotic drugs | 0.23±0.58 | 0.26±0.63 | 0.31±0.70 | 2.442 | 0.295 |
| Daytime dysfunction | 0.90±0.82 | 1.16±0.91# | 1.23±0.98# | 14.729 | |
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