[Retracted] Research on DCE-MRI Images Based on Deep Transfer Learning in Breast Cancer Adjuvant Curative Effect Prediction

Table 2

Statistics of clinicopathological characteristics of effective and ineffective groups of breast cancer adjuvant chemotherapy.

Clinicopathological characteristics	Total	Effective	Invalid	P
Age≥40	45	37	8	0.35
Menopause	20	15	5	0.45
Swollen lymph nodes in the armpit	50	45	5	0.35
The largest diameter of the lesion before chemotherapy
<2 cm	3	3	0	1
2 cm–5 cm	17	14	3	1
>5 cm	40	30	10	0.75
Maximum diameter of lesion after chemotherapy
<2 cm	15	13	2	1
2 cm–5 cm	40	28	2	0.19
>5 cm	5	4	1	0.40
Cancer type
Invasive ductal carcinoma	30	25	5	0.75
Invasive carcinoma	19	15	4	1
Intraductal carcinoma	7	5	2	0.45
Invasive poorly differentiated carcinoma	4	3	1	1