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Table 4 Univariate and multivariate analysis of survival time after IMLN recurrence

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

Factors

N

Univariate analysis

Multivariate analysis

  

Median (m)

p-value

HR

95%CI

p-value

As first site of metastasis

  

0.407

NS

   Yes

121

34

    

   No

12

64

    

Size of IMLN

  

0.984

NS

   ≤4 cm

116

51

    

   >4 cm

17

38

    

DFI of IMLN recurrence

  

0.001*

1.4

0.7- 2.9

0.342

   <2 y

44

31

    

   ≥2 y

89

63

    

Concurrent metastasis

  

0.024*

0.7

0.4- 0.9

0.031*

   No and local

73

61

    

   Visceral or bone

60

32

    

Endocrine therpay

  

0.000*

0.2

0.1- 0.5

0.001*

   Yes

54

78

    

   No

24

26

    

Chemotherapy

  

0.078

NS

   Yes

72

34

    

   No

61

62

    

Radiotherapy &

  

0.04*

0.3

0.1- 0.9

0.026*

   Yes

59

63

    

   No

74

32

    
  1. &Radiotherapy included the patients who received RT as initial (7 cases) and palliative (52 cases) treatment
  2. *p < 0.05
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BMC Cancer

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