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Table 3 Density and accuracy for Locus C – SNP selection by order

From: Impact of marker density on the accuracy of association mapping

    msSNP Location error by the composite likelihood approach
      Causal SNP out Causal SNP in
SNP density (kb/SNP) No. SNPs No. regions χ21 Location error LD kb LD kb
Full (11) 15701 126 2324 153 57 13 55 14
1/2 (22) 7850 125 1762 -2 5 -19 5 -20
1/3 (33) 5233 118 2324 153 153 40 6 40
1/4 (44) 3925 106 1762 -2 -65 -56 -57 -53
1/5 (54) 3140 94 2274 42 -24 -35 -15 -36
1/6 (65) 2616 82 1285 20 20 20 10 15
1/8 (87) 1962 64 1601 65 -58 -64 -47 -58
1/10 (109) 1570 52 726 -106 -55 -59 -24 -46
1/15 (163) 1046 34 486 -887 294 26 0 3
1/20 (217) 785 26 726 -106 -97 -160 -26 -43
1/25 (272) 628 20 348 -9 69 -120 60 -79
1/30 (326) 523 17 229 188 362 -25 0 -25
  1. Disease variant C (χ21 = 1916) was not present except in the full data set or specified.