Table 1.
Baseline Characteristics of Participants*
| Characteristics | Bilevel Group (n = 13) | CPAP Group (n = 11) | 95% CI for Difference |
|---|---|---|---|
| LVEF, % | 26.0 (2.7) | 29.0 (2.9) | − 5.3, 11.3 |
| BMI, kg/m2 | 35 (1.6) | 32 (1.8) | − 8.5, 1.6 |
| Baseline AHI, events/h | 33 (4.5) | 30 (4.9) | − 17.9, 9.6 |
| ESS score | 11.8 (1.8) | 13.5 (1.8) | − 3.5, 7.1 |
| Age, yr | 51.3 (2.7) | 54.8 (3.0) | − 4.9, 11.9 |
| Baseline systolic BP, mm Hg | 115 (4.8) | 110 (5.2) | − 19.7, 9.6 |
| Baseline diastolic BP, mm Hg | 68 (3.3) | 68 (3.6) | − 10.0, 10.0 |
| Baseline heart rate, beats/min | 74 (3.8) | 73 (3.4) | − 12.3, 9.3 |
| Type of cardiomyopathy: dilated/ischemic/other | 8/2/3 | 7/4/0 | |
| Patients receiving β-blockers: carvedilol/metoprolol | 9/4 | 9/2 | |
| Patients receiving angiotensin-converting enzyme or angiotensin inhibitors |
13 | 11 | |
| Patients receiving spironolactone | 6 | 5 |
*
Data are presented as mean (SE) or No. unless otherwise indicated.