Table 2.

Post-therapeutic Parameters

Feature	Number of patients	Percent*
	n = 64
Tumor size (cm)
Median	2.5
Range	0–8
Vascular invasion
Yes	9	14
No	55	86
Perineural Invasion
Yes	24	38
No	40	62
Tumor regression grading
0	0	0
1	3	5
2	20	31
3	33	52
4	8	13
ypT stage
0	8	13
1	7	11
2	9	14
3	36	56
4	4	6
ypN stage
0	44	69
1	15	23
2	5	8
ypM stage
0	57	89
1	7	11
ypUICC stage
0	8	13
I	12	19
II	21	33
III	16	25
IV	7	11
T-level downsizing
Yes	25	39
No	39	61
UICC-downstaging
Yes	36	56
No	28	44