Role of two-dimensional shear wave elastography in chronic liver diseases: A narrative review

Table 1 Diagnostic performance of shear wave elastography for significant fibrosis (F ≥ 2), advanced fibrosis (F ≥ 3) and cirrhosis (F4) in patients with various liver diseases

Ref.	Year	Patients (n)	F ≥ 2 (%)	F ≥ 3 (%)	F = 4 (%)	AUROC	Cutoffs (kPa)	Se (%)	Sp (%)	PPV (%)	NPV (%)
Jeong et al[44]	2014	70	78.6			0.915	8.60	78.2	93.3	97.7	53.8
				50		0.913	10.46	88.6	80.0	81.6	87.6
					31.4	0.878	14.00	77.3	85.4	70.8	89.2
Deffieux et al[45]	2015	120	48.0			0.890	8.90	77.0	79.0	77.0	79.0
				33		0.880	9.10	85.0	72.0	60.0	90.0
					15.0	0.890	10.20	83.0	76.0	38.0	96.0

AUROC: Area under ROC curve; Se: Sensitivity; Sp: Specificity; PPV: Positive predictive value; NPV: Negative predictive value; SWE: Shear wave elastography.