Table 1.

Patients’ clinicopathological characteristics

Number	Age (years)	Allred score			Clinical stage	TNM staging	Nottingham staging	Age at menopause (years)
		ER	PR	Her2
1	58	0	0	0	III	T4bN3M0	II	50
2	58	0	0	0	II	T2N1M0	II	0
3	59	0	0	0	III	T3N2M0	III	N/A
4	53	0	0	0	III	T2N2M0	II	50
5	52	0	0	0	II	T2N0M0	III	48
6	45	0	0	0	III	T3N1M0	III	0
7a	48	0	0	0	II (rb) + I (lb)	T2N1M0 (rb) + T1N0M0 (lb)	III	32
8	51	0	0	0	III	T4bN2M0	I	0
9	49	0	0	0	II	T2N1M0	III	0
10	50	0	0	0	III	T4bN1M0	II	0
11a	55	0	0	0	III (rb) + I (lb)	T4bN2M0 (rb) + T1N0M0 (lb)	III	51
12	56	0	0	0	II	T2N1M0	III	N/A
13	59	0	0	0	III	T4cN2M0	III	52
14	60	0	0	0	II	T1N1MO	III	45
15	35	0	0	0	II	T2N1M0	III	0
16	53	0	0	0	III	T2N2M0	III	50
17	59	0	0	0	II	T2N1M0	III	46
18	42	0	0	0	N/A	T4bN2Mx	III	38
19	40	0	0	0	II	T2N1M0	III	0
20	74	0	0	0	III	T4bN2M0	III	48
21	56	0	0	0	III	T4bN1M0	III	46
22	59	0	0	0	I	T1cN0Mx	I	49
23	70	0	0	0	III	T4bNxMx	II	N/A
24	50	6	4	0	II	T2N1M0	II	50
25	45	7	7	0	II	T2N1M0	I	45
26	52	8	8	0	III	T2N2M0	III	N/A
27	54	7	7	0	III	T2N2M0	II	0
28	65	8	7	0	III	T4bN2M0	II	47
29	50	8	7	0	I	T1cN0Mx	III	45
30	62	7	6	0	III	T4bN2M0	II	54
31	52	8	7	0	III	T4bN2M0	III	50
32	62	4	6	0	III	T3N1M0	II	52
33	55	8	6	0	III	T3N1M0	II	52
34	68	3	7	0	II	T3N0M0	I	50
35	49	7	7	0	III	T3N1M0	I	0
36	43	7	8	0	III	T3N1M0	I	N/A
37	63	8	8	0	III	T4aN0Mx	II	40
38	62	7	7	0	N/A	N/A	II	54
39	52	8	7	0	II	T2N1M0	II	52
40	48	6	8	0	II	T2N0M0	II	0

Note:

^aPatients with bilateral breast cancer.

Abbreviations: ER, estrogen; PR, progesterone; rb, right breast tumor; lb, left breast tumor; N/A, not available; TNM, tumor, lymph nodes, metastasis.