Table 3.

Diagnostic use of acoustic impulse based techniques of elastography in literature.

	Patients (n)	Liver disease	AUROC		Cutoff KPa (SWE) and m/s (ARFI)
			≥F2	= F4	≥F2	= F4
Ferraioli et al. (SWE) [51]	138 Single center	HCV	0.92	0.98	7.1	10.4
Poynard et al. (SWE) [52]	422 Single center	HCV	0.66	0.74	8.8	14.5
Cassinotto et al. (SWE) [53]	349 Single center	All liver diseases	0.88	0.93	8	10.7
Friedrich-Rust et al. (ARFI) [54]	518	All liver diseases	0.87	0.93	1.35	1.8
Sporea et al. (ARFI) [55]	914	HCV	0.79	0.84	1.33	1.55
Bota et al. (ARFI) [56]	1163	All liver diseases	0.85	0.93	1.31	1.80
Nierhoff et al. (ARFI) [57]	3,951	All liver diseases	0.84	0.91	1.37	1.87