Unexpected relationships inferred in the Coriell Human Variation Panel.

Abbreviations: IID1 and IID2, individual identifiers 1 and 2; Group, Caucasian (CAU), Chinese (CHI), or Mexican (MEX); PC, parent-child; FS, full sibling; ID, identical; K0, K1, K2 estimates of IBD0, IBD1, IBD2, respectively; Z0*, Z1*, Z2*, IBD estimates based on PLINK's HMM with individuals with low genotyping rates removed; Z0, Z1, Z2, IBD estimates based on PLINK's HMM with all individuals; Rel, estimation of relationship inferred from K1 and K2 values;2°, second-degree relationship (e.g. avuncular);3°, second-degree relationship (e.g. first-cousin). Entries are given in order of most to least K1, but with identical samples given first.