Table 3.
Odds ratio (OR) of hypertension (HTN) in relation to sleep duration adjusted for age and sex (logistic regression models using 7-8 hours of sleep per night as reference category)
| Variable | Number | Reported usual sleep time per night |
P | |||
|---|---|---|---|---|---|---|
| < 5 |
5-7 |
7-8 |
≥ 8 |
|||
| HTN [OR (95% CI)] | ||||||
| Sex | ||||||
| Male | 3494 | 1.11 (0.84,1.47) | 0.83 (0.65,1.06) | ref | 0.62 (0.42,0.930) | 0.030 |
| Female | 4139 | 1.67 (1.29,2.16) | 1.28 (1.02,1.59) | ref | 0.73 (0.53,1.002) | 0.001 |
| Age (year) | ||||||
| < 60 | 6525 | 1.48 (1.19,1.84) | 1.08 (0.90,1.29) | ref | 0.63 (0.47,0.860) | 0.001 |
| ≥ 60 | 1108 | 1.13 (0.79,1.59) | 0.89 (0.61,1.29) | ref | 0.78 (0.48,1.270) | 0.510 |
HTN: Hypertension; OR: Odds ratio; CI: Confidence interval