Modern ultrasound techniques for diagnosing liver steatosis and fibrosis: A systematic review with a focus on biopsy comparison

Table 9 Diagnostic efficacy of other sound touch elastography techniques (area under the receiver operating characteristic curves for fibrosis detection)

Ref.	Number of patients	Disease/diagnose	Diagnostic method	Fibrosis stage	AUROC (CI)	Assessment
Ogino et al[37]	107	NAFLD	S-map	F2	0.75	Acceptable
				F3	0.80	Acceptable
				F4	0.85	Good
Gatos et al[27]	152	CLD	STE	F ≥ F1	0.9683	Excellent
				F ≥ F2	0.9834	Excellent
				F ≥ F3	0.9763	Excellent
				F = F4	0.9509	Excellent
Wang et al[48]	524	CHB	STE	F > 4	0.87	Good
				F > 2	0.76	Acceptable
Yang et al[51]	102	AILD	STE	F2	0.82 (0.73-0.89)	Good
				F3	0.87 (0.78-0.93)	Good
				F4	0.91 (0.83-0.96)	Excellent
Yang et al[50]	106	CLD	STE	F0 vs F1-3	0.92	Excellent
				F0-1 vs F2-4	0.84	Good
				F0-2 vs F3-4	0.77	Acceptable
				F0-3 vs F4	0.71	Acceptable
Wang et al[49]	210	HCC	SWD	≥ F2	0.857 (0.784-0.920)	Good
				≥ F3	0.815 (0.757-0.874)	Good
				F4	0.791 (0.730-0.852)	Acceptable

AUROC: Area under the receiver operating characteristic curve; NAFLD: Nonalcoholic fatty liver disease; CLD: Chronic liver disease; CHB: Chronic hepatitis B; STE: Sound touch elastography; AILD: Autoimmune liver diseases; HCC: Hepatocellular carcinoma; SWD: Shear wave dispersion.