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Table 1 Patient Characteristics

From: Internal mammary lymph node recurrence: rare but characteristic metastasis site in breast cancer

 

Patients

Characteristic

N

%

Age (years)

  

   Median (range)

47 (23-72)

Menopausal stastus

  

   Premenopausal

55

41.4

   Postmenopausal

78

58.6

Histologic type

  

   Invasive ductal carcinoma

125

94.0

   Invasive lobular carcinoma

5

3.8

   Medullary carcinoma

3

2.2

Primary tumor location

  

   Areola and inner area

61

45.9

   Outer area

72

54.1

Primary tumor size (cm)

  

   Median (range)

2.5 (1-7)

   ≤2

42

31.6

   >2

91

68.4

Anxillary lymph node (ALN)

  

   negative

62

46.6

   positive

71

53.4

TNM stage

  

   I - II

104

78.2

   III

29

21.8

ER/PR status

  

   Positive

78

58.6

   Negative

55

41.4

HER-2 status

  

   Positive&

29

19.5

   Negative

104

80.5

Adjuvant chemotherapy

  

   Yes

124

93.2

   No

9

6.8

Adjuvant radiotherapy #

  

   Yes

21

15.8

   No

112

48.2

  1. & HER-2 positive was defined as +++ by IHC method and/or FISH positive.
  2. #Adjuvant radiotherapy field included chest wall and supraclavicular area, and 10-Gy boost was delivered to the tumor bed
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BMC Cancer

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