e·jec·tion frac·tion the fraction of the blood contained in the ventricle at the end of diastole that is expelled during its contraction, that is, the stroke volume divided by end-diastolic volume, normally 0.55 (by electrocardiogram) or greater; with the onset of congestive heart failure...
In the control group, 11 patients (39.3%) underwent ICD implantation (after a mean time of 69.6 ± 69.5 days), without statistically significant difference (p = 0.344). During the same time period, one patient died after hospitalization in the control group, and three patients died in the ...