Table 3. Comparison between mrTRG and pTRG.

pTRG		mrTRG					Total
		1	2	3	4	5
		Good			Poor
1	Good	1	4	1	1	0	7	246
2		4	21	20	14	0	59
3		1	21	71	85	2	180
4	Poor	0	2	17	50	4	73	75
5		0	0	0	2	0	2
Total		6	48	109	152	6	321
		163			158

mrTRG = MRI-based tumor regression grading, pTRG = pathological tumor regression grading