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Table 1 Clinical and pathological characteristics of patients with breast cancer

From: CD8-positive memory T cells in tumor-draining lymph nodes of patients with breast cancer

Characteristics

Value

Age (years)

48.9 ± 1.55

Lymph node status

 Free

29 (55.77%)

 Involved

23 (44.23%)

 N0

15 (28.85%)

 N1

24 (46.15%)

 N2

9 (17.31%)

 N3

4 (7.69%)

Stage

 I

9 (17.31%)

 II

29 (55.77%)

 III

14 (26.92%)

Tumor size

 T1 (≤2)

20 (41.66%)

 T2 (2–5)

28 (58.33%)

 Unreported

4

Tumor type

 Invasive ductal carcinoma (IDC)

41 (82.00%)

 Invasive lobular carcinoma (ILC)

3 (6.00%)

 Invasive medullary carcinoma (IMC)

4 (8.00%)

 Mixed IDC and ILC

2 (4.00%)

 Unreported

2

Histological grade

 Well differentiated (I)

5 (11.63%)

 Moderately differentiated (II)

27 (62.79%)

 Poorly differentiated (III)

11 (25.58%)

 Unreported

9

Estrogen receptor (ER)

 Negative

37 (82.22%)

 Positive

8 (17.77%)

 Unreported

7

Progesterone receptor (PR)

 Negative

11 (25.58%)

 Positive

32 (74.42%)

 Unreported

9

Her2 expression

 Negative

30 (58.82%)

 Positive

15 (29.41%)

 Equivocal

6 (11.76%)

 Unreported

1

Invasion

Lymphatic invasion

 Negative

11 (21.57%)

 Positive

40 (78.43%)

 Unreported

1

Vascular invasion

 Negative

11 (21.57%)

 Positive

40 (78.43%)

 Unreported

1

Perineural invasion

 Negative

5 (9.80%)

 Positive

46 (90.20%)

 Unreported

2

  1. *All percentages are valid percent values. Missing data were excluded from the calculations