Table 1.
Patient characteristics at baseline (n = 104).
| Friedman score | |||||
|---|---|---|---|---|---|
| Baseline variables | I n = 22 | II n = 23 | III n = 32 | IV n = 27 | Total |
| Age at inclusion∗ | 52.6 (10.8) | 50.4 (11.6) | 52.5 (9.1) | 50.7 (8.3) | 51.7 (9.8) |
| BMI at inclusion∗ | 32.0 (6.8) | 28.5 (4.2) | 33.2 (8.0) | 31.9 (6.2) | 31.5 (6.7) |
| AHI at inclusion∗ | 19.1 (6.4) | 17.0 (5.6) | 18.6 (5.5) | 19.2 (5.3) | 18.5 (5.6) |
| Sex | |||||
| Female | 6 (27.3) | 7 (30.4) | 14 (43.8) | 10 (37.0) | 37 (35.6) |
| Male | 16 (72.7) | 16 (69.6) | 18 (56.3) | 17 (63.0) | 67 (64.4) |
| Marital status | |||||
| Cohabitating | 16 (72.7) | 17 (73.9) | 25 (78.1) | 23 (85.2) | 81 (77.9) |
| Living alone | 8 (27.3) | 6 (26.1) | 7 (21.9) | 4 (14.8) | 23 (22.1) |
| Allergic rhinitis | |||||
| Yes | 5 (22.7) | 2 (8.7) | 2 (6.3) | 8 (29.6) | 17 (16.3) |
| No | 17 (77.3) | 21 (91.3) | 30 (93.8) | 19 (70.4) | 87 (83.7) |
| Self-reported health | |||||
| Good-excellent | 4 (18.2) | 8 (34.8) | 10 (31.3) | 7 (25.9) | 29 (27.9) |
| Poor-fair | 18 (81.8) | 15 (65.2) | 22 (68.8) | 20 (74.1) | 75 (72.1) |
| Education level | |||||
| College or university | 9 (40.9) | 13 (56.5) | 17 (53.1) | 11 (40.7) | 50 (48.1) |
| Other education | 13 (59.1) | 10 (43.5) | 15 (46.9) | 16 (59.3) | 54 (51.9) |
| Alcohol consumption | |||||
| ≤1 time/week | 18 (81.8) | 18 (78.3) | 25 (78.1) | 22 (81.5) | 83 (79.8) |
| >1 time/week | 4 (18.2) | 5 (21.7) | 7 (21.9) | 5 (18.5) | 21 (20.2) |
| Smoking status | |||||
| Nonsmoking | 14 (63.6) | 18 (78.3) | 30 (93.8) | 21 (77.8) | 83 (79.8) |
| Smoking | 8 (36.4) | 5 (21.7) | 2 (6.3) | 6 (22.2) | 21 (20.2) |
| Tonsil size | |||||
| Tonsils absent | 2 (9.1) | 0 (0) | 3 (9.4) | 4 (14.8) | 9 (8.7) |
| Grade 1 | 18 (81.8) | 12 (52.2) | 20 (62.5) | 16 (59.3) | 66 (63.5) |
| Grade 2 | 1 (4.5) | 10 (43.5) | 9 (28.1) | 7 (25.9) | 27 (26.0) |
| Grade 3 | 1 (4.5) | 1 (4.3) | 0 (0) | 0 (0) | 2 (1.9) |
| Grade 4 | 0 (0) | 0 (0.0) | 0 (0) | 0 (0) | 0 (0.0) |
BMI: body mass index (kg/m2); AHI: apnea-hypopnea index. Tonsil size according to Brodsky grade. ∗ Mean (standard deviation), all other variables: n (%). Allergic rhinitis = any respiratory complaints attributed to allergic rhinitis. Smoking = current occasional or daily use of smoking tobacco.