Table 2.
Percentage of autosomal SNP pairs1 showing no evidence of recombination (D′=1), perfect LD (r2=1), or where useful LD is observed (r2≥0.8)
| Inter-SNP distance (kb) |
D′=1 | r2=1 | r2≥0.8 | |||
|---|---|---|---|---|---|---|
| OOA | CEU | OOA | CEU | OOA | CEU | |
| ≤10 | 79 | 75 | 20 | 19 | 30 | 29 |
| 10-20 | 60 | 53 | 9 | 7 | 15 | 14 |
| 20-50 | 43 | 34 | 4 | 3 | 9 | 7 |
| 50-100 | 28 | 20 | 1 | 1 | 3 | 2 |
| 100-200 | 20 | 11 | 0 | 0 | 1 | 1 |
| 200-500 | 14 | 7 | 0 | 0 | 0 | 0 |
| 500-1,000 | 12 | 6 | 0 | 0 | 0 | 0 |
| 1,000-2,000 | 11 | 5 | 0 | 0 | 0 | 0 |
| 2,000-5,000 | 10 | 5 | 0 | 0 | 0 | 0 |
| 5,000-10,000 | 8 | 5 | 0 | 0 | 0 | 0 |
OOA = Old Order Amish (n=60)
CEU = U.S. Utah residents from HapMap (n=60)
1
Restricted to SNPs with minor allele frequency ≥0.05 in both samples (n=287,476).