Skip to main content

Table 2 Baseline characteristics according to mvPA

From: Prognostic value of mean velocity at the pulmonary artery estimated by cardiovascular magnetic resonance as a prognostic predictor in a cohort of patients with new-onset heart failure with reduced ejection fraction

 mvPA > 9 cm/s
n = 115
mvPA ≤9 cm/s
n = 95
Total
n = 210
p value
Echocardiography
LVEF (%)28.9 ± 9.826.4 ± 9.027.8 ± 9.60.056
LVEDD (mm)58.7 ± 7.760.1 ± 7.259.3 ± 7.50.288
LVESD (mm)46.8 ± 9.248.7 ± 8.947.6 ± 9.10.238
RV diameter (mm)22.3 ± 5.325.4 ± 7.823.9 ± 6.90.010
TAPSE (mm)17.8 ± 5.116.0 ± 4.248.1 ± 14.50.044
SPAP (mmHg)a46.8 ± 16.249.4 ± 12.716.9 ± 4.70.321
TAPSE/sPAP ratio (mm/mmHg)a0.45 ± 0.270.34 ± 0.150.39 ± 0.220.020
CMR
LVEF (%)28.8 ± 10.424.4 ± 9.026.9 ± 10.00.001
LVEDVI (mL/m2)124.3 ± 41.0136.2 ± 45.2129.7 ± 43.20.047
LVESVI (mL/m2)91.1 ± 40.2103.5 ± 43.096.7 ± 41.80.033
RVEF (%)46.1 ± 14.639.4 ± 16.243.1 ± 15.70.002
RVEDVI (mL/m2)71.2 ± 27.884.1 ± 36.277.1 ± 32.50.004
RVESVI (mL/m2)39.3 ± 21.453.9 ± 32.545.9 ± 27.9<  0.001
LGE ischemic-pattern(n,%)28(29.8%)27(36%)55(32.5%)0.392
LGE non-ischemic pattern(n,%)33(35.5%)35(47.3%)68(40.7%)0.123
mvPA (cm/s)12.7 ± 3.47.0 ± 1.610.1 ± 3.9<  0.001
PVR (WU)3.9 ± 1.77.3 ± 1.85.5 ± 2.4<  0.001
RV-PA unit parameters
Maximal PA-area (cm2)7.9 ± 2.09.3 ± 2.58.6 ± 2.4<  0.001
Minimal PA-are a (cm2)5.9 ± 1.87.3 ± 1.86.6 ± 2.1<  0.001
PA pulsatility(%)0.35 ± 0.190.30 ± 0.150.33 ± 0.180.068
RV Emax/Ea1.03 ± 0.660.76 ± 0.520.91 ± 0.610.002
Right heart catheterisation parameters
 mvPA > 9 cm/s
n = 27
mvPA ≤ 9 cm/s
n = 28
Total
n = 55
p value
mPAP (mmHg)29.4 ± 11.733.4 ± 8.931.4 ± 10.50.162
PCWP (mmHg)20.6 ± 8.221.1 ± 7.720.8 ± 7.80.808
RA Pressure (mmHg)11.1 ± 6.913.4 ± 5.912.3 ± 6.40.243
Cardiac output (l/min)4.1 ± 1.63.2 ± 1.13.6 ± 1.40.063
PVR (WU)2.8 ± 2.44.1 ± 2.33.4 ± 2.40.096
TPG (mmHg)8.5 ± 6.912.6 ± 7.410.6 ± 7.40.042
Pulse Pressure (mmHg)21.0 ± 9.529.6 ± 13.225.4 ± 12.90.012
PA Compliance (mm3/mmHg)2.02 ± 0.941.39 ± 0.791.67 ± 0.900.022
  1. a Measures available for 139 patients
  2. CMR cardiovascular magnetic resonance. Ea effective elastance. Emax right ventricular maximal end-systolic elastance. LVEDVI left ventricular end-diastolic volume index. LVESV left ventricular end-systolic volume index. RVEDV right ventricular end-diastolic volume index. RVESV right ventricular end-systolic volume index. LGE late gadolinium enhancement. LVEF left ventricular ejection fraction. LVEDD left ventricular end-diastolic diameter. LVESD left ventricular end-systolic diameter. MPAP mean pulmonary artery pressure. mvPA mean velocity at the pulmonary artery. PA pulmonary artery. PCWP pulmonary capillary wedge pressure. PVR pulmonary vascular resistance. RA right atrium. RV right ventricle. RVEF right ventricular ejection fraction. sPAP systolic pulmonary artery pressure. TAPSE tricuspid annular plane excursion. TPG transpulmonary gradient. WU wood units