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Table 1 Pairwise linkage disequilibrium between SNPs selected for study in PTGS2

From: A polymorphism in the 3' untranslated region of the gene encoding prostaglandin endoperoxide synthase 2 is not associated with an increase in breast cancer risk: a nested case-control study

SNP

PTGS2_20417

PTGS2_5277

PTGS2_5209

PTGS2_5275

PTGS2_4648298

PTGS2_20417

-

1

0.97

0.95

0.98

PTGS2_5277

0.03

-

1

1

0.84

PTGS2_5209

0.13

0.03

-

1

1

PTGS2_5275

0.1

0.06

0.11

-

1

PTGS2_4648298

0.01

0.002

0.02

0.01

-

  1. Numbers above the diagonal are the Lewontin's D', a measure of linkage disequilibrium; numbers under the diagonal are the correlation coefficient r. PTGS2, prostaglandin endoperoxide synthase 2; SNP, single-nucleotide polymorphism.