… QRS complex more than doubles the cardiac mortality compared with a narrow QRS complex.
… defibrillation threshold at the time of ICD implantation in patients with QRS ≥200 ms. …

… cardiomyopathy. The purpose of this study was to examine the association between QRS
duration and survival in patients with heart failure. … the association between QRS prolongation (…

… about duration of QRS complex in the general heart failure population. We sought to describe
age, sex, and clinical subset specific prevalence of QRS prolongation in this population. …

… in patients with HF with narrow QRS complexes. As QRS complex duration is not a determinant
of … more important than QRS duration in considering cardiac resynchronisation treatment. …

… In contrast to QRS categories, we did not update continuous QRS duration values every
2 years, because the follow-up examinations did not use the same IBM program for QRS …

… relationship of the baseline QRS duration and the changes in QRS duration during the course
of … mortality and the composite of cardiovascular death or hospitalization for heart failure. …

… QRS duration identified patients with increased cardiac mortality in the presence of depressed
left ventricular … time; for stratifying those patients eligible for heart transplantation at the …

… Having established 120 ms as the optimum QRS duration for stratifying chronic heart
failure patients by prognosis, we proceeded to compare the clinical characteristics of patients …

… with worsening of heart failure. The aim of this study is to clarify the clinical significance of
paced QRS duration during RV pacing to predict congestive heart failure (CHF) patients. …

… report from the Jackson Heart Study demonstrated that prolonged QRS duration was highly
… and heart failure (not separated into HFPEF and HFREF) prolonged QRS duration has been …