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Table 3 Pairwise linkage disequilibrium between PTGS2 SNPs in Brazilians

From: Polymorphisms in regulatory regions of Cyclooxygenase-2 gene and breast cancer risk in Brazilians: a case-control study

SNP

χ2

P (Fisher)

[D']*

R2**

rs689465 & rs689466

3.159

0.206

99

4

rs689465 & rs20417

infinity

<0.0001

77

31

rs689466 & rs20417

6.860

0.032

62

3

rs689465 & rs5275

infinity

<0.0001

51

13

rs689466 & rs5275

1.095

0.579

49

2

rs20417 & rs5275

infinity

<0.0001

44

18

  1. * D' (degree of imbalance) in module; ** R2 (degree of correlation).