Table 5.

Lesion contrast evaluated by visual assessment

Visual score
	FC + Gaussian	LC	LC + Gaussian	LC+NML	LC + DL
0	1 (2.3)	0 (0)	0 (0)	0 (0)	0 (0)
1	1 (2.3)	1 (2.3)	1 (2.3)	1 (2.3)	2 (4.5)
2	1 (2.3)	2 (4.5)	2 (4.5)	2 (4.5)	1 (2.3)
3	41 (93.2)	41 (93.2)	41 (93.2)	41 (93.2)	41 (93.2)
kappa	0.31	0.31	0.31	0.31	0.65

Data are presented as number (%)