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Insights into Imaging

Table 3 Correlation of ventricular blood pool T1/T2 ratio with hemodynamics in PH patients

From: Right and left ventricular blood pool T2 ratio on cardiac magnetic resonance imaging correlates with hemodynamics in patients with pulmonary hypertension

Hemodynamics

RVT1/LVT1 ratio

R (p)

RVT2/LVT2 ratio

R (p)

Systolic PAP (mmHg)

0.078 (0.718)

 − 0.310 (0.046)

Diastolic PAP (mmHg)

0.103 (0.515)

 − 0.372 (0.015)

Mean PAP (mmHg)

0.090 (0.572)

 − 0.343 (0.026)

PVR (Wood)

0.130 (0.411)

 − 0.506 (0.001)

CO(L/min)

0.052 (0.742)

0.489 (0.001)

CI (L/min/m2)

0.038 (0.813)

0.521 (< 0.001) *

PAWP (mmHg)

 − 0.311 (0.045)

 − 0.248 (0.114)

SVC SO2 (%)

0.051 (0.783)

0.564 (0.001)

RA SO2 (%)

0.040 (0.802)

0.603 (< 0.001) *

RV SO2 (%)

 − 0.027 (0.866)

0.648 (< 0.001) *

PA SO2 (%)

 − 0.045 (0.775)

0.582 (< 0.001) *

FA SO2 (%)

 − 0.131 (0.408)

0.195 (0.216)

  1. PH Pulmonary hypertension, PAP Pulmonary artery pressure, PVR Pulmonary vascular resistance, PAWP Pulmonary arterial wedge pressure, CI Cardiac Index, CO Cardiac Output, SO2 Oxygen saturation, SVC Superior vena cava, RA Right atrium, RV Right ventricle, PA Pulmonary artery, FA Femoral artery
  2. *p < 0.001
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