Table 3.

Mean SWS of the median value of 10 measurements of each patient at different distances from the central axis of the transducer for each stages of fibrosis

Fibrosis	Cases	Lateral to central axis (depth of 5cm)
		ARFI (m/s)			2D-SWE (m/s)
		0cm (mean±SD)	2cm (mean±SD)	4cm (mean±SD)	0cm (mean±SD)	2cm (mean±SD)	4cm (mean±SD)
0	4	1.57±1.09	1.12±0.18	1.41±0.50	2.33±1.09	1.94±0.66	2.23±0.35
1	9	1.13±0.18	1.26±0.41	1.70±0.80	1.67±0.35	1.90±0.38	1.95±0.31
2	3	1.27±0.18	1.25±0.25	1.24±0.38	2.92±1.86	2.32±0.91	2.25±0.49
3	2	1.83±0.25	2.43±0.94	2.71±0.83	2.73±0.83	2.28±0.33	2.70±0.80
4	2	3.09±0.45	3.02±0.39	2.99±0.50	2.88±0.58	3.00±0.45	3.38±0.68

SD: standard deviation

ARFI: acoustic radiation force impulse

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