Table 2.

A comparison of tumor responses

	PCR	Non-pCR	P values
preT
T1	3	5
T2	10	52
T3	0	7
T4	1	5	0.2755
Stage
II	13	55
III	1	14	0.2438
Estrogen receptor
+	6	56
−	8	13	0.0026*
HER2
0	7	52
1	1	5
2	0	5
3	6	7	0.0184*
PET
<1.7	13	51
>1.7	1	18	0.1240

* Statistically significant values