Table 2.

The correlation coefficient as a measure of linkage disequilibrium for four single-nucleotide polymorphisms (SNPs) on chromosome 4 among controls for Whites and Blacks

SNP	rs13146272	rs3087505	rs2036914	rs3756008
rs13146272	–	0.39*	0.33	0.29
rs3087505	0.30†	–	0.33	0.24
rs2036914	0.05‡	0.30	–	0.63
rs3756008	0.29	0.17	0.20	–

^*Entries above the main diagonal pertain to White controls.

^†Entries below the main diagonal pertain to Black controls.

^‡All measures of linkage disequilibrium are statistically significant (P < 0.0001) with this exception.