Table 1.
Patient characteristics at baseline, n (%).
| Baseline variables | Total (n = 104) | CPAP (n = 55) | MAS (n = 49) |
|---|---|---|---|
| Age at inclusiona | 51.7 (9.8) | 53.3 (10.2) | 49.6 (9.0) |
|
| |||
| BMI at inclusiona | 31.5 (6.7) | 30.8 (6.2) | 32.4 (7.2) |
|
| |||
| AHI at inclusionb | 17.6 (13.2–23.5) | 18.1 (15.3–24.6) | 16.3 (12.4–23.0) |
|
| |||
| Sex | |||
| Female | 37 (35.6) | 17 (30.9) | 20 (40.8) |
| Male | 67 (64.4) | 38 (69.1) | 29 (59.2) |
|
| |||
| Marital status | |||
| Cohabitating | 81 (77.9) | 44 (80.0) | 37 (75.5) |
| Living alone | 23 (22.1) | 11 (20.0) | 12 (24.5) |
|
| |||
| Allergic rhinitis | |||
| Yes | 17 (16.3) | 9 (16.4) | 8 (16.3) |
| No | 87 (83.7) | 46 (83.6) | 51 (83.7) |
|
| |||
| Self-reported health | |||
| Good-excellent | 29 (27.9) | 16 (29.1) | 13 (26.5) |
| Poor-fair | 75 (72.1) | 39 (70.9) | 36 (73.5) |
|
| |||
| Education level | |||
| College or university | 50 (48.1) | 23 (41.8) | 27 (55.1) |
| Other education | 54 (51.9) | 32 (58.2) | 22 (44.9) |
|
| |||
| Alcohol consumption | |||
| ≤1 time/week | 83 (79.8) | 43 (78.2) | 40 (81.6) |
| >1 time/week | 21 (20.2) | 12 (21.8) | 9 (18.4) |
|
| |||
| Smoking status | |||
| Nonsmoking | 83 (79.8) | 41 (74.5) | 42 (85.7) |
| Smoking | 21 (20.2) | 14 (25.5) | 7 (14.3) |
CPAP: continuous positive airway pressure; MAS: mandibular advancement splint; BMI: body mass index (kg/m2); AHI: apnea-hypopnea index. aMean (standard deviation); bmedian (25–75 percentiles). Allergic rhinitis: any respiratory complaints attributed to allergic rhinitis; smoking: current occasional or daily use of smoking tobacco.