Table 4. North–south population membership prediction error for logistic regression models using the most associated SNPs, blocks and HLA-A/B and HLA-B/C haplotypes.

Population removed	Population predicted	Misclassification rate
Catalan	Catalan	0.18
Catalan	CEPH	0.23
Bergamo	Bergamo	0.13
Bergamo	CEPH	0.22
Piedmont	Piedmont	0.00
Piedmont	CEPH	0.22
Sicily	Sicily	0.085
Sicily	CEPH	0.22