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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