Table 1.
Demographic, anthroprometric, and spirometric data (N = 44)
| All Patients (N = 44) | COPD and OSA (n = 29) | COPD no OSA (n = 15) | P Value | |
|---|---|---|---|---|
| Male/female, % | 59/41 | 62/38 | 53/47 | 0.58 |
| Age, yr | 67.8 ± 8.4 | 68.1 ± 7.6 | 67.0 ± 10.0 | 0.68 |
| BMI, kg/m2 | 26.9 ± 5.4 | 27.7 ± 5.2 | 25.2 ± 5.4 | 0.13 |
| Neck circumference, cm | 38.4 ± 4.9 | 39.2 ± 4.7 | 37.0 ± 5.2 | 0.21 |
| Smoking, pack-years | 41.8 ± 24.4 | 44.6 ± 24.5 | 36.8 ± 24.4 | 0.33 |
| Spirometry | ||||
| FVC, % predicted | 75.5 ± 18.4 | 76.8 ± 20.0 | 73.1 ± 15.2 | 0.53 |
| FEV1, % predicted | 41.0 ± 18.2 | 41.6 ± 18.8 | 39.8 ± 17.8 | 0.76 |
| FEV1/FVC, % | 41.5 ± 12.7 | 41.7 ± 12.4 | 41.3 ± 13.7 | 0.94 |
Definition of abbreviations: BMI = body mass index; COPD = chronic obstructive pulmonary disease; OSA = obstructive sleep apnea.
Data presented as mean ± SD unless otherwise noted.