Table 1 Characteristics of study subjects.
CM (n = 33) | CPAP (n = 34) | OA (n = 34) | ||||
---|---|---|---|---|---|---|
Baseline | 10 weeks | Baseline | 10 weeks | Baseline | 10 weeks | |
Age (years) | 47 (2) | 45 (1) | 45 (2) | |||
Male (%) | 26 (79) | 27 (79) | 26 (76) | |||
Body weight (kg) | 74.8 (2.3) | 74.5 (2.2) | 75.8 (1.7) | 74.6 (1.6)* | 73.3 (1.9) | 72.3 (2.2) |
Body mass index | 27.3 (0.6) | 27.1 (0.6) | 27.6 (0.6) | 27.2 (0.6)* | 27.3 (0.6) | 26.9 (0.6) |
Morning sBP (mm Hg) | 125.5 (3.5) | 126.7 (3.7) | 127.9 (2.3) | 123.0 (2.5) | 127.1 (2.6) | 125.9 (3.3) |
Morning dBP (mm Hg) | 74.2 (2.4) | 71.0 (1.9) | 77.0 (1.8) | 71.8 (2.2)* | 76.2 (2.1) | 73.4 (2.0)* |
Evening sBP (mm Hg) | 127.2 (3.2) | 128.4 (3.9) | 130.9 (2.4) | 124.9 (3.4) | 131.9 (3.1) | 129.8 (3.7) |
Evening dBP (mm Hg) | 73.5 (1.9) | 73.1 (1.8) | 78.0 (1.9) | 74.0 (2.1) | 77.8 (2.2) | 75.9 (2.0) |
Epworth Sleepiness Scale†,†† | 12 (1) | 10 (1)* | 12 (1) | 7 (1)** | 12 (1) | 9 (1)** |
Apnoea–hypopnoea index‡,¶,†† | 19.3 (1.9) | 20.5 (2.5) | 23.8 (1.9) | 2.8 (1.1)** | 20.9 (1.7) | 10.6 (1.7)** |
Minimum oxygen saturation (%) | 76.1 (2.6) | 77.4 (2.0) | 75.0 (1.4) | 87.2 (2.9)* | 73.8 (1.9) | 81.0 (1.6)* |
Arousal index† | 23.5 (2.2) | 28.8 (2.5) | 21.6 (1.7) | 16.3 (1.8)* | 24.5 (2.2) | 21.6 (2.5) |
CM, conservative measures; CPAP, continuous positive airway pressure; dBP, diastolic blood pressure; OA, oral appliance; sBP, systolic blood pressure.
Within‐group comparison between baseline and 10 week reassessment: *p<0.05; **p<0.001.
Data are presented as mean (SEM), unless otherwise stated.
Between‐group comparison in the changes between baseline and 10 week reassessment: †p<0.05, ‡p<0.001 CM vs CPAP;
¶p<0.001 CM vs OA; ††p<0.05, CPAP vs OA.