Table 1 Patient and tumor characteristics.

From: Magnetic resonance imaging based 3-dimensional printed breast surgical guide for breast-conserving surgery in ductal carcinoma in situ: a clinical trial

Variables

 

N (%)

Age, years

Median

56

Range

38–69

≤ 50

4 (36.4)

> 50

7 (63.6)

Microinvasion

Yes

3 (27.3)

No

8 (72.7)

Tumor size, cm

≤ 2

7 (63.6)

> 2

4 (36.4)

Lymph node status

Negative

10 (90.9)

Positive

1 (9.1)

Nuclear grade

I

1 (9.1)

II

7 (63.6)

III

3 (27.3)

Multifocality

Yes

5 (45.5)

No

6 (54.6)

Subtype

HR+/HER2−

8 (72.7)

HR+/HER2+

1 (9.1)

HR−/HER2+

2 (18.2)

TN

0 (0)

Axillary surgery

SLNB

11 (100)

ALND

0 (0)

  1. SLNB sentinel lymph node biopsy, ALND axillary lymph node dissection, HR hormone receptor, HER2 human epidermal growth factor receptor 2, TN triple negative.
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