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Table 1 Characteristics of the study population.

From: A modified echocardiographic protocol with intrinsic plausibility control to determine intraventricular asynchrony based on TDI and TSI

  control LBBB
n 100 33
males, n (%) 64 (64.0%) 23 (69.7%)
age, years 52.5 ± 16.9 69.7 ± 9.1
QRS, ms 82.4 ± 4.2 149.7 ± 15.5
LVEF, % 59.7 ± 2.1 34.6 ± 12.3
heart rate, min-1 72.0 ± 10.8 69.3 ± 11.3
cardiomyopathy   
   ischemic, n (%) - 17 (51.5%)
   dilated, n (%) - 10 (30.3%)
   hypertensive, n (%) - 2 (6.1%)
   valvular, n (%) - 1 (3.0%)
  1. Values are mean ± SD when appropriate.