Table 4.

Microscopic histopathological fibrosis severity grades and mean group scores.

	Fibrosis score
Groups	Grade 0	Grade 1	Grade 2	Grade 3	Mean ± SD
I	0	1	4	5	2.4 ± 0.69
II	0	2	4	4	2.2 ± 0.78
III	6	3	1	0	0.5 ± 0.70

I versus II: P = 0.55; I versus III:; P < 0.001; I versus III: P ≤ 0.001.