Table 1:
Baseline Demographic and Imaging Data for DCM and Control Groups
| DCM n=65 | Controls n=35 | P- value | |
|---|---|---|---|
| Age, years | 50 [44, 62] | 45 [38, 54] | 0.055 |
| Male, n (%) | 48 (73.8) | 21 (60.0) | 0.18 |
| Height, m | 1.74 [1.69, 1.80] | 1.73 [1.63, 1.82] | 0.50 |
| Weight, kg | 80 [69, 95] | 73 [62, 83] | 0.009 |
| Rest heart rate, min−1 | 73 [67, 85] | 64 [57, 70] | <0.001 |
| Stress heart rate, min−1 | 93 [80, 103] | 90 [80, 103] | 0.76 |
| Rest Systolic Blood Pressure, mmHg | 124 [108, 134] | 117 [112, 133] | 0.57 |
| Stress Systolic Blood Pressure, mmHg | 128 [114, 139] | 122 [107, 134] | 0.28 |
| Rate-Pressure Product, mmHg min−1 | 8829 [7560, 10500] | 7606 [6669, 8970] | 0.002 |
| Imaging Data | |||
| Cardiac Index | 3570 [3039, 4104] | 3460 [3125, 3852] | 0.58 |
| LVEDVi, mL/m2 | 129 [112, 171] | 79 [74, 88] | <0.001 |
| LVESVi, mL/m2 | 84 [62, 124] | 26 [21, 31] | <0.001 |
| LVEF, % | 35 [26, 46] | 68 [64, 71] | <0.001 |
| LV mass index, g/m2 | 82 [74, 95] | 57 [49, 63] | <0.001 |
| RVEDVi, mL/m2 | 90 [69, 108] | 80 [70, 89] | 0.045 |
| RVESVi, mL/m2 | 42 [29, 55] | 31 [25, 37] | 0.002 |
| RVEF, % | 54 [41, 61] | 61 [57, 69] | 0.001 |
| Mid-wall fibrosis, n (%) | 16 (24.6) | 0 (0.0) | <0.001 |
DCM=Dilated cardiomyopathy; LVEDVi=Left Ventricular End-Diastolic Volume index; LVESVi=Left Ventricular End-Systolic Volume index; LVEF=Left Ventricular Ejection Fraction; LV=Left ventricular; RVEDV=Right Ventricular End-Diastolic Volume index; RVESVi=Right Ventricular End-Systolic Volume index; RVEF=Right Ventricular Ejection Fraction.