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Table 2 Stratification of clinical characteristics in breast cancer cases with haplogroup M and N

From: Cancer type-specific modulation of mitochondrial haplogroups in breast, colorectal and thyroid cancer

Variable

Value

Haplogroups

P value

  

M(n)

N(n)

 

Cancer metastasis

   

0.044*

   yes

34

18

16

 

   No

70

51

19

 

Progesterone receptor (PR)

   

0.818

   PR positive

64

43

21

 

   PR negative

40

26

14

 

Estrogen receptor (ER)

   

0.932

   ER positive

63

42

21

 

   ER negative

41

27

14

 

Age

   

0.838

   ≤50

49

33

16

 

   >50

55

36

19

 

BMI

   

0.832

   18-25

55

37

18

 

   >25 or <18

49

32

17

 
  1. P values were estimated by "chi-square test"; (*) indicated statistical significant (P < 0.05). BMI, body mass index; BMI ranging18-25 is considered as normal.