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. Author manuscript; available in PMC: 2011 Nov 1.
Published in final edited form as: J Electrocardiol. 2010 Sep 15;43(6):548–552. doi: 10.1016/j.jelectrocard.2010.07.013

Table 1.

Clinical and baseline ECG characteristics of patients

Characteristic n=355
Age±SD, y 59.5±12.4
Male sex, n(%) 279(78.6)
Whites, n(%) 238(67.0)
Ischemic cardiomyopathy, n(%) 220(62.0)
Baseline LVEF ±SD, % 22.96±9.19
QRS, ms 109.79±26.04
Left ventricular diastolic diameter ± SD, cm 5.87±0.93
Body mass index ± SD 28.67±6.00
Beta blockers, n(%) 336(94.6)
NYHA class I, n(%) 78(22.0)
NYHA class II, n(%) 110(31.0)
NYHA class III, n(%) 167(47.0)
Inducible VT, n(%) 92(25.9)
Heart rate±SD, bpm 72.6±14.3