Table 3.
Association between insomnia, shift work and carotid plaque Odds Ratio (OR). Cross-classification analysis China, 2017
| Shift work | Insomnia | Sleep duration | n (%) | OR (95% CI) |
|---|---|---|---|---|
| Never/Ever | No | ≥6 h | 806 (24.9) | 1.00 |
| Never/Ever | No | <6 h | 61 (1.9) | 1.31 (0.73 to 2.36) |
| Never/Ever | Yes | ≥6 h | 358 (11.0) | 1.35 (0.97 to 1.84) |
| Never/Ever | Yes | <6 h | 67 (2.1) | 1.76 (0.99 to 3.27) |
| Current | No | ≥6 h | 1104 (34.1) | 1.62 (1.01 to 2.10) |
| Current | No | <6 h | 126 (3.9) | 1.17 (0.76 to 1.81) |
| Current | Yes | ≥6 h | 573 (17.7) | 2.30 (1.78 to 2.96) |
| Current | Yes | <6 h | 145 (4.5) | 1.64 (1.10 to 2.46) |
Adjusted for age, educational level, BMI (categorical), smoking status, drinking status, shift work, sleep duration (categorical), sleep drug, snore, hypertension, diabetes, dyslipidemia