: Data-Field 22009

Data-Field 22009

Description:	Genetic principal components
Category:	Genomics ⏵ Genotypes ⏵ Genotyping process and sample QC
	Genomics + Genotype results, process and QC

Participants

487,713

Continuous, Units

Both sexes

Feb 2015

19,508,520

Data

Singular

Aug 2025

Accruing

Derived

Yes (40)

o1 s2

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Data

19,508,520 items of data are available, covering 487,713 participants.
Array indices run from 1 to 40.
Units of measurement are Units.

Maximum	419.396
Decile 9	3.72577
Decile 8	2.3438
Decile 7	1.41127
Decile 6	0.647578
Median	-0.0511203
Decile 4	-0.748575
Decile 3	-1.50211
Decile 2	-2.43481
Decile 1	-3.92408
Minimum	-282.317

Mean = -0.0144823
Std.dev = 10.5758
393372 items below graph minimum of -11.5739
157847 items above graph maximum of 11.3756

Notes

Score for each principal component 1-40. See genotype QC documentation in Resource 530 for details.

2 Related Data-Fields

Field ID	Description	Relationship
22004	Heterozygosity, PCA corrected	Current Field are the principal components associated with Field 22004
22020	Used in genetic principal components	Field 22020 indicates the participants providing the data used to derive Current Field

3 Resources

Preview	Name	Res ID
	Affymetrix laboratory processing	590
	Principal Component Analysis map by SNP	149744
	Sample processing and preparation of DNA for genotyping	807

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