Table 6.

Results for ARFI and 2D-SWE with different pre-load forces

		AUROC						Spearman’s		ANOVA
Test result variable		Cut-off(m/s)	Sensitivity	Specificity	Area(95%CI)	SE	Asymptotic Sig.	r	p	p
ARFI	variable	1.50	0.71	0.92	0.85(0.67–1.00)	0.090	0.013*	0.54	0.014*	0.131
	4N	1.51	0.88	0.54	0.70(0.47–0.93)	0.117	0.143	0.19	0.425
	7N	1.39	0.71	0.69	0.71(0.48–0.95)	0.121	0.122	0.24	0.309
	10N	1.475	0.71	0.85	0.78(0.53–1.00)	0.123	0.048*	0.46	0.043*
2D-SWE	variable	1.68	0.86	0.69	0.76(0.55–0.98)	0.111	0.057	0.31	0.182	0.922
	4N	1.95	0.71	0.69	0.71(0.45–0.97)	0.132	0.132	0.26	0.266
	7N	1.63	0.84	0.69	0.76(0.53–0.98)	0.115	0.063	0.38	0.099*
	10N	1.85	0.71	0.69	0.74(0.50–0.97)	0.120	0.088	0.36	0.121

AUROC is area under the receiver operating characteristic curve for predictive values for significant fibrosis (F≥2 METAVIR)

SE: standard error

Asymptotic Sig: asymptotic significant

ARFI: acoustic radiation force impulse

2D-SWE: two-dimensional shear-wave elastography