Table 1.
Patient Characteristics
| ICM with VTs N=22 |
Control N=20 |
P Value | |
|---|---|---|---|
| Age [years] | 66±9 | 70±8 | 0.09 |
| Gender Male / Female | 21 / 1 | 16 / 4 | 0.18 |
| Body mass index [kg/m2] | 28.8±4.4 | 23.0±2.5 | <0.001 |
| Myocardial Infarction | |||
| Anteroseptal/Inferior/lateral/multi-vessel | 8 / 9 / 3 / 2 | 9 / 7 / 1 / 3 | 0.70 |
| Years since diagnosis of myocardial Infarction [years] | 14±7 | 7±5 | 0.01 |
| LV Fat Deposition on CT | 22 (100%) | 16 (80%) | 0.043 |
| Intramural Calcification in LV on CT | 5 (24%) | 0 (0%) | 0.049 |
| CT with In-situ ICD or Biventricular ICD | 20 (91%) | 0 (0%) | <0.001 |
| MRI Scans [%] | 10 (46%) | 0 (0%) | <0.001 |
| Echocardiographic Findings | |||
| LV Ejection Fraction [%] | 28±14 | 46±10 | <0.001 |
| LV Diastolic Diameter [mm] | 59±16 | 53±4 | 0.009 |
| Use of Antiarrhythmic Drug | |||
| Amiodarone/Sotalol/β Blocker | 16 / 2 / 14 | 0 / 0 / 15 | 0.001 |
| Total Number of Induced VTs (22 patietns) | 42 | (−) | |
| Mean Cycle Length [msec] | 411±127 | (−) | |
| Morphologies | |||
| Right / Left Bundle Branch Block | 32 / 10 | (−) | |
| Superior / Inferior Axis | 22 / 20 | (−) |