Cardiopulmonary changes and its association with clinical features in noncirrhotic portal hypertension

Table 3 Factors associated with right ventricular systolic pressure

Variables	Correlation1, r	P value
Age	0.31	0.04
Oxygen saturation (%)	-0.33	0.03
Cardiac output (L/min)	0.33	0.04
Cardiac index (L/min/m2)	0.29	0.07
LV mass index (gm/m2)	0.31	0.05
LA volume (mL)	0.51	< 0.01
LA volume index (mL/m2)	0.5	0.01
RA volume (mL)	0.37	0.02
RA volume index (mL/m2)	0.42	< 0.01
Septal MV E/e’	0.28	0.08
Lateral MV E/e’	0.39	0.01
TAPSE (mm)	0.35	0.04
IVC diameter (mm)	0.32	0.04
AST/ALT ratio	0.33	0.03
Liver stiffness measurement (kPa)	0.04	0.7
Wedged hepatic venous pressure (mmHg)2	0.09	0.6
Free hepatic vein pressure (mmHg)2	0.43	0.02
Hepatic venous pressure gradient (mmHg)2	-0.08	0.6

¹Spearman correlation.

²30 patients underwent transjugular portal pressure measurement.

LV: Left ventricle; TAPSE: Tricuspid annular plane systolic excursion; IVC: Inferior vena cava; AST/ALT: Aspartate aminotransferase to alanine aminotransferase; LA: Left atrial; RA: Right atrial.