Efficacy Evaluation of Neoadjuvant Chemotherapy in Breast Cancer by MRI

Table 2

Comparison of MRI indicators in the effective group before and after neoadjuvant chemotherapy (‾x ± s).

Time points	Case	Diameter (mm)	ADC (×10^−3 mm^2/s)
Before neoadjuvant chemotherapy	34	36.32 ± 17.25	0.713 ± 0.147
After neoadjuvant chemotherapy	34	18.46 ± 11.91	1.196 ± 0.347
t-value		11.882	9.041
-value		≤0.001	≤0.001