Table 2.
Clinical characteristics of the group showing serum uric acid levels ≥ 5 mg/dL in females with moderate to severe sleep-disordered breathing.
| Serum Uric Acid < 5 mg/dL (n = 203) | Serum Uric Acid ≥ 5 mg/dL (n = 160) | p Value | |
|---|---|---|---|
| Age, years old | 66 ± 10 | 66 ± 9 | 0.45 |
| Age ≥ 60 years old, n (%) | 160 (79) | 129 (81) | 0.67 |
| BMI, kg/m2 | 24.1 ± 3.9 | 26.1 ± 4.4 | <0.0001 |
| BMI ≥ 25 mg/m2, n (%) | 69 (43) | 91 (57) | 0.0002 |
| Menopausal status, post, n (%) | 178 (88) | 151 (94) | 0.0299 |
| Current smoking, n (%) | 2 (2) | 3 (2) | 0.9477 |
| Drinking habit ≥ 4 day/week, n (%) | 19 (9) | 18 (11) | 0.5545 |
| 3% ODI, events/h | 21.6 ± 7.3 | 21.6 ± 7.8 | 0.9520 |
| CT90, % | 3.4 ± 3.9 | 4.2 ± 7.4 | 0.1308 |
| Creatinine clearance, mL/min | 86.2 ± 31.1 | 82.5 ± 29.0 | 0.2505 |
| Creatinine clearance < 70 mL/min, n (%) | 61 (30) | 54 (34) | 0.4518 |
| Hypertension, n (%) | 123 (61) | 100 (64) | 0.5342 |
| Diabetes mellitus, n (%) | 24 (12) | 36 (23) | 0.0067 |
| Dyslipidemia, n (%) | 118 (68) | 94 (68) | 0.9550 |
Data are presented as the mean ± SD or numbers. Moderate to severe sleep-disordered breathing was defined as Acti-ODI3% ≥ 15. BMI, body mass index; ODI, oxygen desaturation index; CT, cumulative percentage time at saturation of percutaneous oxygen below 90%.