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Table 1 The preoperative data according to the type of left ventricular lead

From: Epicardial left ventricular leads via minimally invasive technique: a role of steroid eluting leads

  SE group (n = 21) NSE group (n = 11) p-value
Age, mean ± SD, years 67 ± 7 63 ± 11 0.158
Female gender 4 (19.1%) 4 (36.4%) 0.397
DCM 14 (66.7%) 7 (63.6%) 0.864
ICM 7 (33.3%) 4 (36.4%) 1.000
EF, mean ± SD, % 25 ± 7 24 ± 8 0.613
NYHA, mean ± SD 3 ± 1 3 ± 1 0.969
QRS duration, mean ± SD, ms 156 ± 25 155 ± 28 0.271
  1. SE group – patients with steroid eluting left ventricular lead; NSE group – patients with non-steroid eluting left ventricular lead. DCM – dilative cardiomyopathy; EF – ejection fraction; ICM – ischemic cardiomyopathy; NYHA – New York Heart Association functional class; QRS – electrocardiogram QRS complex; SD – standard deviation