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Table 2 Clinical and pathological characteristics according to progression in patients with recurrence

From: Prognostic factors after isolated ipsilateral local and regional recurrence in HER2-negative luminal breast cancer: a multi-center retrospective study

Characteristics

No (n = 46) (%)

Yes (n = 27) (%)

p value

Age (year) at diagnosis

  

0.022

 < 40

14 (30.4)

2 (7.4)

 

 ≥40

32 (69.6)

25 (92.6)

 

Breast operation

  

0.528

 Breast conserving surgery

29 (63.0)

15 (55.6)

 

 Mastectomy

17 (37.0)

12 (44.4)

 

Axilla operation

  

0.014

 No

1 (2.2)

0

 

 SLNB

20 (43.5)

4 (14.8)

 

 ALND

25 (54.3)

23 (85.2)

 

pT

  

0.007

 1

32 (69.6)

10 (37.0)

 

 2

14 (30.4)

17 (63.0)

 

pN

  

0.206

 0

35 (76.1)

17 (63.0)

 

 1

8 (17.4)

7 (25.9)

 

 2

3 (6.5)

1 (3.7)

 

 3

0

2 (7.4)

 

Pathologic stage

  

0.007

 I

43 (93.5)

18 (66.7)

 

 II

3 (6.5)

7 (25.9)

 

 III

0

2 (7.4)

 

ER status

  

1.000

 Negative

1 (2.2)

1 (3.7)

 

 Positive

45 (97.8)

26 (96.3)

 

PR status

  

0.384

 Negative

8 (17.4)

7 (25.9)

 

 Positive

38 (82.6)

20 (74.1)

 

HG

  

0.095

 1

15 (32.6)

3 (11.1)

 

 2

22 (47.8)

15 (55.6)

 

 3

9 (19.6)

9 (33.3)

 

Ki-67

  

0.319

 ≤15%

26 (56.5)

12 (44.4)

 

 > 15

20 (43.5)

15 (55.6)

 

LVI

  

0.012

 No

33 (71.7)

11 (40.7)

 

 Yes

12 (26.1)

16 (59.3)

 

 Unknown

1 (2.2)

0

 

Adjuvant chemotherapy

  

0.646

 No

23 (50.0)

12 (44.4)

 

 Yes

23 (50.0)

15 (55.6)

 

Adjuvant radiotherapy

  

0.412

 No

16 (34.8)

12 (44.4)

 

 Yes

30 (65.2)

15 (55.6)

 

Adjuvant endocrine therapy

  

1.000

 No

2 (4.3)

1 (3.7)

 

 Yes

44 (95.7)

26 (96.3)

 

Site of first recurrence

  

0.101

 Breast

30 (65.2)

10 (37.0)

 

 Axilla

7 (15.2)

7 (25.9)

 

 Chest wall or skin

7 (15.2)

7 (25.9)

 

 Breast + axilla or axilla + chest wall

2 (4.3)

3 (11.1)

 

Number of recurrence

  

0.352

 One

44 (95.7)

24 (88.9)

 

 Two or more

2 (4.3)

3 (11.1)

 

Post-recurrence chemotherapy

  

0.138

 No

27 (58.7)

11 (40.7)

 

 Yes

19 (41.3)

16 (59.3)

 

Post-recurrence radiotherapy

  

0.869

 No

35 (76.1)

21 (77.8)

 

 Yes

11 (23.9)

6 (22.2)

 

Post-recurrence endocrine therapy

 

<0.001

 No

9 (19.6)

18 (66.7)

 

 Yes

37 (80.4)

9 (33.3)

 

  Selective estrogen receptor modulators

15 (40.5)

7 (77.8)

 

  Aromatase inhibitors

22 (59.5)

2 (22.2)

 

Death

  

<0.001

 No

46 (100)

13 (48.1)

 

 Yes

0

14 (51.9)

 
  1. SLNB Sentinel lymph node biopsy, ALND Axillary lymph node dissection, ER Estrogen receptor, PR Progesterone receptor, HG Histologic grade, LVI lLymphovascular invasion