Table 1.
Patient demographic and clinical characteristics at baseline.
| Patients (n = 331) | |
|---|---|
| Male, n (%) | 249 (75.2) |
| Age, y | 53.0 [45.0–61.0] |
| BMI, kg/m2 | 26.7 [24.6–29.4] |
| BMI > 30 kg/m2, n (%) | 70 (21.3) |
| Weight, kg | 81.5 [73.0–90.0] |
| Waist circumference, cm | 97.0 [90.0–105.0] |
| Neck circumference, cm | 40.0 [38.0–42.0] |
| Previously treated with CPAP, n (%) | 165 (49.8) |
| ESS score | 11.0 [8–15] |
| ESS score > 10, n (%) | 195 (59) |
| AHI, events/h | 26.4 [17.7–37.1] |
| OSA severity, n (%) | |
| Mild | 52 (16) |
| Moderate | 142 (43) |
| Severe | 137 (41) |
| ODI, /h | 17.0 [9.0–29.0] |
| Dental status, n (%) | |
| Good | 272 (83) |
| Acceptable | 56 (17) |
| Periodontal status, n (%) | |
| Good | 266 (81) |
| Acceptable | 63 (19) |
| Dental mobility, n (%) | |
| None | 309 (94) |
| Low and limited | 20 (6) |
| Angle malocclusion, n (%) | |
| Type 1 | 221 (69) |
| Type 2 | 85 (27) |
| Type 3 | 13 (4) |
Values are median [interquartile range] or number of patients, (%). AHI = apnea-hypopnea index, BMI = body mass index, CPAP = continuous positive airway pressure, ODI = oxygen desaturation index, OSA = obstructive sleep apnea.