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. 2023 Oct 10;13(12):7910–7923. doi: 10.21037/qims-23-250

Table 6. The correlation of cardiovascular metrics on CTPA with hemodynamics and serum NT-proBNP.

Cardiovascular metric on CTPA mPAP (mmHg) mRAP (mmHg) PVR (WU) PAWP (mmHg) CO (L/min) NT-proBNP (pg/mL)
Cobb angle (degree) 0.586** 0.328** 0.613** −0.114 −0.450** 0.693**
MPAd (mm) 0.482** 0.218* 0.262** 0.037 −0.042 0.230 **
AAd (mm) −0.074 −0.005 −0.058 0.041 −0.080 −0.021
RVtd (mm) 0.518** 0.368** 0.428** −0.067 −0.191* 0.570**
RVld (mm) 0.182** 0.174* 0.080 0.064 0.046 0.223**
RAtd (mm) 0.558** 0.466** 0.478** 0.011 −0.258** 0.639**
RAld (mm) 0.467** 0.409** 0.425** 0.030 −0.289** 0.603**
LVtd (mm) −0.333** −0.032 −0.43** 0.194* 0.376** −0.307**
LVld (mm) −0.312** −0.068 −0.444** 0.088 0.471** −0.346**
LAlr (mm) 0.151 0.186* 0.090 0.091 0.019 0.082
LAap (mm) −0.079 0.111 −0.211* 0.115 0.257* −0.146
RVa (mm2) 0.487** 0.319** 0.410** −0.068 −0.190* 0.581**
RAa (mm2) 0.495** 0.432** 0.442** −0.002 0.270** 0.629**
LVa (mm2) −0.335** −0.035 −0.438** 0.138 0.430** −0.294**
LAa (mm2) −0.023 −0.118 −0.164* 0.209* 0.248** −0.115
RVWT (mm) 0.129 0.041 −0.013 0.148 0.119 −0.014
IVST (mm) −0.177* −0.081 −0.259** 0.159 0.218* −0.257**
MPAd/AAd ratio 0.391** 0.143* 0.222* 0.035 0.042 0.200*
RVtd/LVtd ratio 0.583** 0.248* 0.593** −0.174 −0.382** 0.596**
RVa/LVa ratio 0.629** 0.265** 0.642** −0.146 −0.442** 0.652**
RVWT/IVST ratio 0.266** 0.121 0.197* −0.024 −0.069 0.205*

*, P<0.05 and **, P<0.001 are considered statistically significant. CTPA, computed tomography pulmonary angiography; NT-proBNP, N-terminal pro-brain natriuretic peptide; mPAP, mean pulmonary arterial pressure; mRAP, mean right atrial pressure; PVR, pulmonary vascular resistance; WU, Wood units; PAWP, pulmonary artery wedge pressure; CO, cardiac output; MPAd, diameter of the main pulmonary artery; AAd, diameter of the ascending aorta; RVtd, transverse diameter of the right ventricle; RVld, longitudinal diameter of the right ventricle; RAtd, transverse diameter of the right atrium; RAld, longitudinal diameter of the right atrium; LVtd, transverse diameter of the vleft ventricle; LVld, longitudinal diameter of the left ventricle; LAlr, left-right diameter of the left atrium; LAap, anteroposterior diameter of the left atrium; RVa, area of the right ventricle; RAa, area of the right atrium; LVa, area of the left ventricle; LAa, area of the left atrium; RVWT, right ventricular free wall thickness; IVST, interventricular septal thickness.