Table 2. Rutherford classes before and after in-stent restenosis treatment.

Rutherford classes	Pre-treatment			Post-treatment
	Class 1	Class 2	Class 3	Class 1	Class 2	Class 3
2	0	0	0	10	8	12
3	5	2	2	7	11	8
4	5	8	8	0	2	1
5	7	12	13	0	1	2
Total	17	22	23	17	22	23