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Table 2 Kappa Statistics and % Concordance of Called Genotypes

From: Quality assessment of buccal versus blood genomic DNA using the Affymetrix 500 K GeneChip

 

Blood-Blood

Blood-Buccal (Replicate 1)

Blood-Buccal (Replicate 2)

Individual

N (%) SNPs *

Kappa

% Conc.

N (%) SNPs *

Kappa

% Conc.

N (%) SNPs *

Kappa

% Conc.

A

254,510 (97.0)

0.98

99.0

248,352 (94.7)

0.97

98.2

253,642 (96.7)

0.98

98.7

B

256,346 (97.7)

0.99

99.6

256,100 (97.6)

0.99

99.6

256,431 (97.7)

0.99

99.5

C

252,243 (96.2)

0.98

98.8

257,629 (98.2)

0.99

99.6

253,471 (96.6)

0.97

98.3

D

255,817 (97.5)

0.99

99.4

250,054 (95.3)

0.98

98.7

248,511 (94.7)

0.96

97.3

  1. Kappa statistics and % concordance calculated from genotypes called in both samples
  2. * N (% of total) SNPs with genotype calls in both samples; Total SNPs on NspI chip = 262,314