Table 1.
Demographic and Clinical Characteristics of the Study Population
| Characteristics | N=295 | BIPQ Score |
|---|---|---|
| Age (years) | 46.7±12.9 | – |
| Gender | ||
| Men | 186 (63.1) | 36.70±10.92 |
| Women | 109 (36.9) | 39.73±12.19 |
| Educational level | ||
| Primary education | 15 (5.1) | 44.53±9.32 |
| Secondary education | 147 (49.8) | 38.21±11.85 |
| Higher education | 133 (45.1) | 36.63±11.06 |
| Permanent residence | ||
| Urban | 195 (66.1) | 37.23±10.95 |
| Rural | 100 (33.9) | 38.97±12.43 |
| Job category | ||
| Mental work | 178 (60.3) | 36.75±10.92 |
| Physical work | 117 (39.7) | 39.45±12.14 |
| Monthly income (yuan) | ||
| <3000 | 64 (21.7) | 40.03±11.17 |
| 3000–5999 | 120 (40.7) | 38.62±11.78 |
| 6000–9999 | 73 (24.7) | 37.29±11.30 |
| >10,000 | 38 (12.9) | 32.61±10.02 |
| Marital status | ||
| Married | 269 (91.2) | 37.36±11.48 |
| Unmarried | 26 (8.8) | 42.54±10.55 |
| Hypertension | ||
| Yes | 57 (19.3) | 34.05±12.59 |
| No | 238 (80.7) | 38.72±11.03 |
| Sleep duration | ||
| <6 | 69 (23.4) | 40.41±12.94 |
| ≥6 | 226 (76.6) | 37.03±10.90 |
Notes: Results are presented as mean ± SD for continuous variables; frequency (N) and percent (%) for Categorical variables.