Table 1.

Baseline characteristics of the patients

variables	RR group (n = 8)	non-RR group (n = 9)	P value
Age	46.1 ± 14.3	47.1 ± 9.4	0.87
Male Sex, n	6	8	0.45
Disease duration (months)	36.1 ± 65.5	79.0 ± 46.5	0.14
Height (cm)	165 ± 9	168 ± 5	0.35
Weight (kg)	64.1 ± 12.5	67.2 ± 9.4	0.56
BMI	23.4 ± 3.9	23.8 ± 3.2	0.83
HR (bpm)	90 ± 23	84 ± 20	0.63
Method of biopsy (transcatheter /surgery)	4/4	0/9	0.019
Treatment
Beta-blocker, n	7	8	0.93
ACEI or ARB, n	6	8	0.45
Inotropes, n	2	8	0.008
IABP, n	0	2	0.16
AVR, n	2	1	0.45
VAD implantation, n	2	8	0.008
Labo data
Hb (g/dL)	12.8 ± 2.3	11.4 ± 1.7	0.17
T-Bil (mg/dl)	1.1 ± 0.3	1.2 ± 0.8	0.70
Cre (mg/dl)	0.92 ± 0.36	1.40 ± 0.45	0.029
BNP (pg/ml)	725 ± 454	475 ± 177	0.15
Echocardiogram
LVDD (mm)	72 ± 10	79 ± 12	0.19
LVDS (mm)	65 ± 8	72 ± 12	0.20
LVEF (%)	21.5 ± 5.1	20.4 ± 4.2	0.63
LAD (mm)	50 ± 9	54 ± 11	0.43
AR (moderate to severe, n)	2	1	0.45
MR (moderate to severe, n)	6	6	0.71
TR (moderate to severe, n)	2	3	0.71
Hemodynamics
PAP, mean (mmHg)	36 ± 10	38 ± 10	0.60
PCWP, mean (mmHg)	27 ± 6	29 ± 9	0.57
RAP, mean (mmHg)	10 ± 2	13 ± 6	0.16
CO (L/min)	4.02 ± 0.68	3.79 ± 0.90	0.56
CI (L/min/m2)	2.30 ± 0.34	2.06 ± 0.47	0.25
PVR (Wood)	2.41 ± 1.66	2.45 ± 1.61	0.96

Data are shown as the mean value ± standard deviation, or number of the patients

Abbreviations: BMI body mass index; HR heart rate; ACEI angiotensin converting enzyme inhibitor; ARB angiotensin II receptor blocker; IABP intraaortic balloon pumping; AVR aortic valve replacement; VAD ventricular assist device; Hb hemoglobin; T-Bil total bilirubin; Cre creatinine; LVDD left ventricular diastolic diameter; LVDS left ventricular systolic diameter; LVEF left ventricular ejection fraction; LAD left atrial diameter; AR aortic regurgitation; MR mitral regurgitation; TR tricuspid regurgitation; PAP pulmonary artery pressure; PCWP pulmonary capillary wedge pressure; RAP right atrial pressure; CO cardiac output; CI cardiac index; PVR pulmonary vascular resistance