Friedman Score in Relation to Compliance and Treatment Response in Nonsevere Obstructive Sleep Apnea
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.
