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 |