Cardiovascular magnetic resonance and transesophageal echocardiography in patients with prosthetic valve paravalvular leaks: towards an accurate quantification and stratification

Table 4 The ROC analysis in the prediction of the upper tertile of N-terminal pro-brain natriuretic peptide (NTproBNP > 2000 pg/ml)

PVL quantification	AUC (SE)	p	Optimal value	Sensitivity (%)	Specificity (%)	PPV (%)	NPV (%)
TEE: PVL circumference (%)	0.746 (0.116)	0.03	21	62	87	71	82
CMR: PVL volume (ml)	0.791 (0.09)	0.001	30	100	70	57	100
CMR: PVL regurgitant fraction (%)	0.79 (0.08	0.001	27,5	100	65	53	100

AUC area under the curve, CMR cardiovascular magnetic resonance, NPV negative prediction value, PVL paravalvular leak, PPV positive prediction value, ROC receiver operating characteristics, SE standard error, TEE transesophageal echocardiography

ISSN: 1532-429X