Table 5

Classification of AJ individuals derived from PCA clustering using 121,834 SNPs in Need et al. [21]

Ashkenazi Jewish grandparents (self-report)

0

1

2

3

4

Total

Predicted AJ?

N

496

7

2

0

0

507

Y

11

1

35

4

55

104

Total

507

8

37

4

55

611

Guha et al. Genome Biology 2012 13:R2   doi:10.1186/gb-2012-13-1-r2