Assessment of hepatocellular carcinoma vascularity before and after transcatheter arterial chemoembolization by using first pass perfusion weighted MR imaging

Table 1 SS (% per second) and S0 of HCC before and after TACE

	cases mean minimum maximum				F	P
SS
Pre-TACE	17	69	37	101	3.067	0.092
After-TACE	15	32	11	52
S0
Pre-TACE	17	14.04	6.76	21.32	0.309	0.583
After-TACE	15	16.94	9.72	24.12

Table 2 Relationship of DSA and SS in assessment of vascularity

DSA1	SS
	I	II	III
A	7	2	1
B	2	8	0
C	5	0	3

¹K = 0.453, P < 0.05 vs SS.