Table 3.
Characteristics of OSAS patients with or without hypertension.
| Without hypertension | With hypertension | |
|---|---|---|
| Cases, n | 35 | 12 |
| Age, year | 53.4 ± 6.9 | 54.2 ± 8.0 |
| Male/Female, n | 26/9 | 10/2 |
| BMI, kg/m2 | 27.3 ± 3.8 | 29.3 ± 3.1 |
| Neck Circumference, cm | 43.1 ± 5.9 | 43.4 ± 5.4 |
| Waist circumference, cm | 118.7 ± 8.7 | 118.8 ± 9.2 |
| AHI, events/h | 25.5 ± 18.4 | 31.0 ± 17.0 |
| ODI | 27.4 ± 18.1 | 38.2 ± 22.6 |
| ESS | 9.3 ± 4.8 | 10.5 ± 4.8 |
| Lowest SpO2, % | 81.4 ± 6.8 | 76.5 ± 9.4 |
| Mean SpO2, % | 91.2 ± 3.4 | 91.2 ± 2.4 |
| Time of SpO2 < 90%, min | 17.6 ± 18.8 | 25.9 ± 18.4 |
| Heart rate | 65 ± 7 | 69 ± 6 |
Data are mean ± SD; All P > 0.05, not significant (Student's t-test); BMI: body mass index; AHI: apnea/hypopnea index; ODI: oxygen desaturation index; ESS: Epworth sleepiness scale; SpO2: blood oxygen saturation.