Morphological changes of the tricuspid valve complex in functional tricuspid regurgitation on contrast-enhanced computed tomography

Table 3 ROC curve analysis of parameters measured on contrast-enhanced CT

Variable	AUC	Critical value	Sensitivity	Specificity	p-value
d TAA (cm²)	0.812	14.8	0.750	0.818	< 0.001
s TAA (cm²)	0.874	12.5	0.750	0.824	< 0.001
d TAC (mm)	0.787	138.0	0.750	0.735	< 0.001
s TAC (mm)	0.835	127.4	0.750	0.794	< 0.001
d RVV (mL)	0.925	163.2	0.875	0.853	< 0.001
s RVV (mL)	0.778	95.9	0.813	0.677	< 0.001
d t AP (mm)	0.711	27.6	0.688	0.794	0.018
s t AP (mm)	0.694	20.6	0.625	0.677	0.015
d b AP (mm)	0.648	30.8	0.688	0.618	0.114
s b AP (mm)	0.609	24.5	0.625	0.588	0.239

d TAA diastolic tricuspid annulus area, s TAA systolic tricuspid annulus area, d TAC diastolic tricuspid annulus circumference, s TAC systolic tricuspid annulus circumference, d RVV diastolic right ventricular volume
s RVV: systolic right ventricular volume, d t AP diastolic distance between the tips of the anterior and posterior papillary muscles, s t AP systolic distance between the tips of the anterior and posterior papillary muscles, d b AP diastolic distance between the bases of the anterior and posterior papillary muscles, s b AP systolic distance between the bases of the anterior and posterior papillary muscles

ISSN: 1749-8090