Table 5.

ISN/RPS class on index and repeat biopsy (n = 94)

ISN/RPS class	Index II (n = 11)	Index III (n = 12)	Index III + V (n = 3)	Index IV-S (n = 5)	Index IV-G (n = 43)	Index IV + V (n = 3)	Index V (n = 17)	Repeat biopsies (n = 94), n (%)
Repeat II	3	2	1		2			8 (9)
Repeat III	2 (AC = 1)	5 (AC = 3)	1 (AC = 1)	2 (AC = 2)	5 (AC = 4)			15 (16)
Repeat III + V				1 (AC = 1)	2 (AC = 2)		1 (AC = 1)	4 (4)
Repeat IV-S	1				1			2 (2)
Repeat IV-G	3 (AC = 2)	2 (AC = 2)			23 (AC = 17, C = 1)	1 (AC = 1)	3 (AC = 2)	32 (34)
Repeat IV + V		1 (AC = 1)			4 (AC = 4)		2 (AC = 2)	7 (7)
Repeat V	1	2		2	6	2	11	24 (26)
Repeat VI	1		1					2 (2)

AC, number of biopsies with active and chronic lesions on repeat biopsy; C, number of biopsies with chronic lesions only.