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Table 1 Baseline characteristics, ECG, and echocardiographic data of the patient

From: In silico screening method for non-responders to cardiac resynchronization therapy in patients with heart failure: a pilot study

  Clinical observation In silico simulation
Before CRT After CRT Before CRT After CRT
Age (years) 68    
Sex Female    
Hypertension No    
Diabetes No    
Cause of HF Nonischemic    
NYHA functional class II I   
Blood pressure (mmHg) 120/68 118/55 120/68 124/69
ECG
 PR interval (ms) 168 150
 QRS duration (ms) 154 138 148 124
 QRS complex LBBB pacing   
Echocardiography
 LVEDV (mL) 162 119 174 173
 LVESV (mL) 114 69 116 104
 LVEF (%) 29 42 33 40
 Absolute  ΔLVEF* (%)   13   7
 Relative ΔLVEFa (%)   31   18
 CRT response   Responder   Responder
  1. CRT cardiac resynchronization therapy, ECG electrocardiography, HF heart failure, IVCD intraventricular conduction delay, LBBB left bundle branch block, LVEDV left ventricular end-diastolic volume, LVEF left ventricular ejection fraction, LVESV left ventricular end-systolic volume, NYHA New York Heart Association,
  2. *absolute ΔLVEF = LVEFpost-CRT − LVEFpre-CRT
  3. arelative ΔLVEF = (LVEFpost-CRT − LVEFpre-CRT)/LVEFpre-CRT × 100