Table 4.
Comparison of demographic, clinical, ECG, imaging and ADAS variables between patients with and without ventricular arrhythmias.
| No VA (N = 7) | VA (N = 16) | p | |
|---|---|---|---|
| Age at diagnosis | 50 (SD 15) | 47 (SD 14) | 0.66 |
| Sex (female) | 4 (57%) | 4 (25%) | 0.18 |
| Definite diagnosis | 4 (57%) | 15 (94%) | 0.07 |
| Pathogenic or likely pathogenic variant | 4 (57%) | 7 (44%) | 0.67 |
| Epsilon wave | 4 (57%) | 7 (44%) | 0.67 |
| Number of negative T waves in precordial leads | 2.7 (SD 1.5) | 3.5 (SD 2) | 0.36 |
| LVEF (%) | 62 (SD 7) | 59 (SD 10) | 0.44 |
| RVEF (%) | 36 (SD 12) | 37 (SD 10) | 0.82 |
| iRVEDV (mL/m2) | 126 (SD 46) | 136 (SD 30) | 0.57 |
| iRVESV (mL/m2) | 83 (SD 46) | 87 (SD 28) | 0.77 |
| RV scar area (cm2) | 83 (SD 45) | 111 (SD 30) | 0.09 |
| Indexed RV scar area (cm2/m2) | 44 (SD 20) | 59 (SD 15) | 0.06 |
| Percent of RV scar | 28% (SD 9) | 37% (SD 9) | 0.05 |
| Border zone area (cm2) | 40 (SD 22) | 42 (SD 10) | 0.76 |
| Indexed border zone area (cm2/m2) | 21 (SD 10) | 23 (SD 5) | 0.66 |
| Percent of border zone | 14% (SD 4) | 14% (SD 2) | 0.83 |
| Dense scar area (cm2) | 43 (SD 26) | 69 (SD 25) | 0.03 |
| Indexed dense scar area (cm2/m2) | 22 (SD 13) | 36 (SD 13) | 0.03 |
| Percent of dense scar | 15% (SD 7) | 23% (SD 9) | 0.03 |
LVEF, left ventricular ejection fraction; RVEF, right ventricular ejection fraction; iRVEDV, indexed right ventricular end diastolic volume; iRVESV, indexed right ventricular end systolic volume; RV, right ventricular.