Table 1.
Demographic, clinical, and echocardiographic characteristics of patients with ischemic and nonischemic DCM
| Ischemic DCM (n = 46) |
Nonischemic DCM (n = 26) |
P | |
|---|---|---|---|
| Prevalence of SCI | 18 (39%) | 7 (%27) | NS |
| Gender (male/female) | 37/9 | 16/10 | NS |
| Age (years) | 64 ± 10 | 57 ± 13 | 0.012 |
| NHYA functional classification | 3.0 ± 0.8 | 3.0 ± 0.8 | NS |
| Previous hypertension | 29 (%63) | 11 (%42) | NS |
| Diabetes mellitus | 19 (%41) | 3 (%1) | 0.008 |
| Dyslipidemia | 9 (%20) | 9 (%35) | NS |
| Body mass index (kg/m2) | 26 ± 4 | 26 ± 3 | NS |
| Drug use (%) | NS | ||
| Digitalis | 19 (%41) | 11 (%42) | NS |
| ACEI/ARB | 31 (%67) | 17 (%65) | NS |
| Diuretics | 26 (%57) | 16 (%62) | NS |
| Spiranolactone | 5 (%10) | 2 (%1) | NS |
| Beta-blockers | 5 (%10) | 7 (%27) | NS |
| Aspirin | 39 (%85) | 17 (%65) | 0.057 |
| LVDD (mm) | 65 ± 7 | 69 ± 10 | 0.055 |
| LVSD (mm) | 54 ± 7 | 57 ± 10 | NS |
| Ejection fraction (%) | 32 ± 9 | 31 ± 10 | NS |
| Left atrial diameter (mm) | 45 ± 5 | 44 ± 6 | NS |
| Right ventricular diameter (mm) | 28 ± 4 | 28 ± 7 | NS |
Abbreviations: SCI, silent cerebral infarction; NYHA, New York Heart Association; ACE-I/ARB, ACE-inhibitors/angiotensin II receptor antagonists; LVDD, Left ventricular end-diastolic diameter; LVSD, Left ventricular end-systolic diameter; NS, Nonsignificant.