A2 (Evolution without adhesion) (n = 25) B2 (Evolution R/L without adhesion) (n = 83)
P value
Age at implantation (mean ± SD)
59.00 ± 15.11
57.3 ± 12.6
0.3216
Age at extraction (mean ± SD)
65.92 ± 15.90
65.7 ± 12.7
0.6805
Male gender 17/25 (68.0%) 58/83 (69.9%) 0.8581
L.E. Indication 0.0002
Infection 17/25 (68.0%) 21/83 (25.3%)
Lead malfunction 8/25 (32.0%) 46/83 (55.4%)
Other 0/25 16/83 (19.3%)
Systolic LV function 0.9469
severe impairment 11/25 (44.0%) 41/83 (49.4%)
moderate impairment 4/25 (16.0%) 11/83 (13.3%)
mild impairment 4/25 (16.0%) 14/83 (16.9%)
normal 6/25 (24.0%) 17/83 (20.5%)
Leads extraction
RV 7/25 (28.0%) 24/83 (28.9%) 0.9293
ICD 18/25 (72.0%) 59/83 (71.1%) 0.9296
Lead age (years) 0.0404
0 – 2 5/25 (20.0%) 3/83 (3.6%)
2 – 4 4/25 16.0%) 11/83 (13.3%)
4 – 6 7/25 (28.0%) 14/83 (16.9%)
6 – 8 4/25 (16.0%) 20/83 (24.1%)
8 – 10 1/25 (4.0%) 16/83 (19.3%)
Age lead > 10 years 4/25 (16.0%) 19/83 (22.9%) 0.4606