Responders | Non-responders | P value | |
Age, mean (SD), years | 60.1 (6.9) | 57.3 (7.1) | 0.419 |
Female, n (%) | 0 (0) | 1 (6.67) | 0.627 |
Body mass index, median (IQR), kg/m2 | 27.6 (26–29.4) | 30 (24.4–34.7) | 0.785 |
Days on LVAD, median (IQR) | 221 (133–315) | 223 (141–329) | 0.815 |
NYHA class, median (IQR) | 1 (1–1) | 2 (1.5–2) | 0.006 |
Haemoglobin, mean (SD), g/dL | 11.6 (1.2) | 12.9 (1.6) | 0.079 |
Mean arterial pressure, median (IQR), mm Hg | 92.5 (83.5–100.8) | 91.7 (87.7–97.3) | 0.817 |
Fixed speed VO2 peak, mean (SD), mL/kg/min | 9.4 (1.8) | 11.8 (2.3) | 0.028 |
Pump speed, mean (SD), RPM | 2637 (151) | 2727 (238) | 0.405 |
EF Teichholz, median (IQR), % | 15 (10–20) | 15 (15–17.5) | 0.938 |
RVFWS, median (IQR), % | −11.8 (−12.7 to −8.3) | −11.2 (−13.1 to −4.6) | 0.958 |
Continuous variables are represented as mean (SD) and median (IQR); categorical variables are presented as numbers (%); p values are from unpaired samples t-test (normal distribution), Wilcoxon rank-sum test (non-normal distribution) and Fisher’s exact test (unpaired categorical data).
EF, ejection fraction; LVAD, left ventricular assist device; NYHA, New York Heart Association; RVFWS, right ventricular free wall strain.