Table-1.
Comparison of baseline characteristics by Sleep Disordered Breathing group
| Mean (SD) or n (%) | |||
|---|---|---|---|
| Patient Characteristic | CSA (n=165) | OSA (n=480) | No SDB (n=139) |
| Age | 60.3 (15.0)* | 59.5 (13.4)† | 54.2 (15.9) |
| Sex (male) | 137 (83%)*† | 347 (72%) † | 70 (50%) |
| Cardiomyopathy | |||
| Ischemic | 106 (64%) | 312 (65%) | 75 (54%) |
| Dilated | 35 (21%)* | 121 (25%) | 47 (34%) |
| Others | 24 (15%) | 47 (10%) | 17 (12%) |
| LVEF | 22.2 (9.4) *‡ | 25.4 (10.7)† | 29.2 (10.3) |
| BMI kg/cm2 | 28.4 (6.2) ‡ | 31.2 (7.8) | 29.8 (10.4) |
| Length of Stay | 9.6 (10.7) | 8.8 (10.9) | 8.6 (9.7) |
| Creatinine (mg/dL) | 1.39 (0.75) | 1.38 (0.82) | 1.32 (0.74) |
| Coronary artery disease | 107 (65%) | 341 (71%) † | 79 (57%) |
| Diabetes | 57 (35%) ‡ | 227 (47%) † | 41 (30%) |
| Discharged on ACEI or ARB | 133 (81%) | 407 (85%) † | 106 (76%) |
| Discharged on beta-blockers | 150 (91%) | 436 (91%) † | 118 (85%) |
| Discharge SBP < 110 mmHg | 51 (31%) | 135 (28%) | 46 (33%) |
| Admission Na | 136.8 (4.2) | 136.5 (3.7) | 136.6 (3.5) |
| Admission Hemoglobin | 12.2 (1.8) | 12.1 (2.0) | 12.1 (2.0) |
*
P<0.05 for the comparison between CSA and the NO SDB group
†
P<0.05 for the comparison between OSA and the NO SDB group
‡
P<0.05 for the comparison between CSA and OSA groups
BMI; body mass index; SDB: sleep disordered breathing; CSA: central sleep apnea; OSA: obstructive sleep apnea. LVEF: Left ventricular ejection fraction; ARB: angiotensin receptor blocker; ACEI: angiotensin-converting enzyme inhibitor, SBP: systolic blood pressure.