Release 54
(Aug 25, 2024)

Whole genome analysis for QTL/association enrichment

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Version: Enrich S: beta v0.8
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Data:

Number of milk production & yield traits:2
Number of QTL / associations found:267
Number of chromosomes where QTL / associations are found:27

Chi-squared (χ2) test: are milk production & yield traits over-represented on some chromosomes?

Chromosomes Total χ2 df p-values FDR * Size of χ2
Chromosome X0.15980260.9983293258231150.999998300
Chromosome 113.30586260.98106190.999998300
Chromosome 216.78902260.91531840.999998300
Chromosome 359.21598260.00021356440.005766239
Chromosome 43.41822260.9983293258231150.999998300
Chromosome 552.49688260.0015635980.021108573
Chromosome 60.90138260.9983293258231150.999998300
Chromosome 713.30586260.98106190.999998300
Chromosome 83.05868260.9983293258231150.999998300
Chromosome 90.00250260.9983293258231150.999998300
Chromosome 103.05868260.9983293258231150.999998300
Chromosome 110.00250260.9983293258231150.999998300
Chromosome 123.05868260.9983293258231150.999998300
Chromosome 130.24968260.9983293258231150.999998300
Chromosome 140.15980260.9983293258231150.999998300
Chromosome 154.83396260.99999830.999998300
Chromosome 160.72160260.9983293258231150.999998300
Chromosome 177.01374260.99992260.999998300
Chromosome 180.00250260.9983293258231150.999998300
Chromosome 193.05868260.9983293258231150.999998300
Chromosome 203.05868260.9983293258231150.999998300
Chromosome 213.05868260.9983293258231150.999998300
Chromosome 229.59800260.9985810.999998300
Chromosome 230.15980260.9983293258231150.999998300
Chromosome 247.01374260.99992260.999998300
Chromosome 2512.58676260.9873510.999998300
Chromosome 269.59800260.9985810.999998300

Chi-squared (χ2) test: Which of the 2 milk production & yield traits are over-represented in the QTLdb

Traits Total χ2 df p-values FDR * Size of χ2
Milk yield 0.21929 1 0.6395814 0.6395814000
Milk yield persistency 14.41806 1 0.0001463916 0.0002927832

Correlations found between some of these traits for your reference

No correlation data found on these traits

Overall Test

Data Chi'Square Test Fisher's Exact Test
Number of chrom.:27 χ2=229.887660
Number of traits:2 df=26
Number of QTLs:267 p-value=1.490816e-34

FOOT NOTE: * : FDR is short for "false discovery rate", representing the expected proportion of type I errors. A type I error is where you incorrectly reject the null hypothesis, i.e. you get a false positive. It's statistical definition is FDR = E(V/R | R > 0) P(R > 0), where V = Number of Type I errors (false positives); R = Number of rejected hypotheses. Benjamini–Hochberg procedure is a practical way to estimate FDR.

 

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