Non-ischaemic Cardiomyopathy | Primary Prevention | Secondary Prevention | P value | |
---|---|---|---|---|
Number of patients, n | 70 | 39 | 31 | |
Sex (male), n (%) | 52 (74) | 29 (74) | 23 (74) | 0.987 |
Age at implantation, mean (range) | 63 (27-81) | 61 (27-81) | 65 (40-81) | 0.097 |
Mean follow up, months (SD) | 117 (23) | 117 (25) | 117 (20) | 0.985 |
5-year mortality, n (%) | 11 (16) | 6 (15) | 5 (16) | 0.932 |
Type of device, ICD n (%), CRT-D n (%) | 44 (63), 26 (37) | 19 (39), 20 (51) | 25 (81), 6 (19) | 0.006 |
Average LVEF, % | 29 | 28 | 30 | 0.440 |
Generator changed, including upgrades, n (%) | 46 (66) | 26 (67) | 20 (65) | 0.851 |