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Table 2 Allelic dependences of iridal hypopigmentation

From: A genome-wide association study reveals a locus for bilateral iridal hypopigmentation in Holstein Friesian cattle

SNP (chromosome)

Allele

Cases (n = 18)

Controls (n = 316)

χ 2

P-value

OR

0.95 CI

  

Obs.

Exp.

Obs.

Exp.

    

BTB-00352779 (BTA8)

C

23

32.5

580

570.5

  

0.16

0.076–0.3314

A

13

3.5

52

62.5

30.15

4.0e–08

6.3

3.0172–13.1727

  1. Abbreviations: Obs. Observed number of alleles, Exp. expected number of alleles, χ 2 p-value χ 2- and p-values were determined using a 2 × 2 contingency table and χ 2-statistics, OR odds ratio, 0.95 CI 95% confidence intervals
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BMC Genomic Data

ISSN: 2730-6844

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