Grading and staging of hepatic fibrosis, and its relationship with noninvasive diagnostic parameters

Table 5 Comparison between parameters of ultrasonic 2-D and color Doppler flow image and groups of liver fibrosis staging

Parameter	Comparision among groups of liver fibrosis staging
	0-1	0-2	0-3	0-4	1-2	1-3	1-4	2-3	2-4	3-4
Thickness of liver capsule				a
Maximum oblique diameter of right liver	a	b	b	b
Tube diameter of portal vein trunk		a		a
Inner diameter of left portal vein	a	b	b	a
Inner diameter of right portal veinInner diameter of right portal vein	a	a	a	a
Thickness of gallbladder wall				b			b		a	a
Shape of gallblader				b			a		a	a
Diameter of splenic vein				b			a			a
Vertical diameter of spleen			a	b			b		a
Thickness of spleen				a
Thickening of the light dots in liver substance		a		b			a
Movement degree along with breath				b			a
Movement degree along with heart beat									b	a
Parameter of blood flow of portal vein per minute	a	a	a	a

^aP < 0.05, ^bP < 0.01.