Table 1.
Patient characteristics at enrolment
| Characteristic | All patients (n = 25) |
|---|---|
| Age, years | 66 (57–74) |
| Male, n (%) | 18 (72) |
| Body surface area, m2 | 1.88 (1.67–2.11) |
| Ischaemic cardiomyopathy, n (%) | 11 (44) |
| Chronic kidney disease | 0 (0) |
| Diabetes mellitus | 9 (36) |
| NYHA functional class at enrolment, n (%) | |
| ȃClass II | 18 (72) |
| ȃClass III | 7 (28) |
| QRS duration, ms | 163 (154–177) |
| QRS morphology, LBBB, n (%) | 25 (100) |
| PR interval, ms | 174 (161–189) |
| Heart Failure Questionnaire score | 31 (17–55) |
| Echocardiographic indices | |
| ȃLV EF, % | 29 (23–32) |
| ȃLVESV, mL | 120 (101–154) |
| ȃLVEDV, mL | 175 (144–207) |
| Pharmacotherapy, n (%) | |
| ȃBeta-blocker | 25 (100) |
| ȃACEi or ARB | 18 (72) |
| ȃAldosterone antagonist | 19 (76) |
| ȃSacubitril/valsartan | 7 (28) |
Continuous metrics are displayed as median (interquartile range), categorical variables as number (%).
NYHA, New York Heart Association; LV EF, left ventricle ejection fraction; LVESV, left ventricle end systolic volume; LVEDV, left ventricle end diastolic volume.