Research Article
Relationship between Mental Health, the CLOCK Gene, and Sleep Quality in Surgical Nurses: A Cross-Sectional Study
Table 2
Comparison of the incidence of sleep disorders in participants of different demographic characteristics.
| Variables | | | Sleep disorders (%) | | |
| Age (years) | ≤25 | 267 | 138 (51.7) | 6.971 | 0.031 | 26-35 | 214 | 136 (63.6) | >35 | 40 | 24 (60.0) | Ethnicity | Han | 369 | 208 (56.4) | 0.355 | 0.551 | Minority | 152 | 90 (59.2) | Working years | <10 years | 312 | 167 (53.3) | 4.284 | 0.038 | ~10 years | 209 | 131 (62.7) | Educational level | Below bachelor’s degree | 106 | 60 (56.6) | 0.019 | 0.890 | Bachelor degree or above | 415 | 238 (57.3) | Professional titles | Primary | 352 | 192 (54.4) | 3.118 | 0.077 | Intermediate or above | 169 | 106 (62.7) | Night shift frequency | ≤3 times/month | 131 | 39 (29.8) | 53.771 | <0.001 | >3 times/month | 390 | 259 (66.4) | Marital status | Single | 140 | 69 (49.3) | 4.895 | 0.027 | Married | 381 | 229 (60.1) |
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