Figure 2

Principal components analysis of study populations. First two principal components of individuals from KORA born in Czech Republic (N = 50), Germany (N = 50), Poland (N = 50) and Full-Sorbs (N = 49), Half-Sorbs (N = 48), CEU (CEPH (Centre d'Etude du Polymorphisme Humain) from Utah, N = 49) and TSI (Toscans in Italy, N = 48).