Table 5.

The relationship between CTC dynamic changes and pCR.

CTC change	Pathology results, n (%)
	pCR	non-pCR
TUMORFISHER system (n=40)
Decreased group	14 (87.5%)	2 (12.5%)
No change/increased group	12 (50.0%)	12 (50.0%)
χ2 value	5.934
p value	0.015
CellSearch system (n=12)
Decreased group	6 (85.7%)	1 (14.3%)
No change/increased group	4 (80.0%)	1 (20.0%)
p value*	1

* is the statistical value of Fisher test.