Skip to main content

Table 1 Characteristics of the three study cohorts

From: Empirical evaluations of analytical issues arising from predicting HLA alleles using multiple SNPs

  

FHCRC

WTCCC*

STEP

 

Caucasian

1280

2730

411

 

Mestizo/Mestiza

  

212

Ethnicity

Others (African, Asian and other ethnic groups)

226

 

209

 

HLA-A, -B, and -C

1483

1929,1812,1558

832

HLA Loci

HLA-DRB1

1481

1969

832

 

HLA-DQB1

1434

1965

 
 

HLA-DPB1

  

832

 

Affy 5.0 array

1506

  

SNP genotyping platforms

Affy 500K

 

1480

 
 

Affy 6.0 array

 

2706

 
 

Illumina 550K

 

1438

 
 

Illumina 1.2M

 

2692

832

  1. * In the WTCCC cohort, dubious samples were excluded according to WTCCC suggestions.
  2. Number of samples in each study cohort that were of each ethnicity, genotyped for each HLA loci and genotyped on each SNP genotyping platform.