Table 1. Clinicopathological features of all 103 patients.

Age (mean)	51.4 (22–78)
cTa
T1	15
T2	77
T3 and 4	11
cNa
+	72
−	31
Structure
Ductal	98
Lobular	5
NG
High	11
Low	90
PR
Positive	67
Negative	36
Ki67b
High	20
Low	83

Abbreviations: MRI=magnetic resonance imaging; NG=nuclear grade; PR=progesterone receptor.

^aEvaluated by imaging examinations such as ultrasonography and MRI before treatments.

^bKi67 high >35%.