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Table 1 Summary of the maps

From: A genome-wide linkage analysis of alcoholism on microsatellite and single-nucleotide polymorphism data, using alcohol dependence phenotypes and electroencephalogram measures

Map Number of markers Mean spacing (SD) (in cM) Mean heterozygosity (range)
Microsatellite 309 10.820 (8.650) 0.715 (0.134–0.922)
Affymetrix 11,049 0.328 (0.619) 0.340 (0–0.720)
Illumina 4,700 0.786 (1.182) 0.440 (0.100–0.550)
Comb3a 16,058 0.230 (0.405) N/A
Comb2b 15,749 0.234 (0.414) N/A
  1. aComb2: combined Affymetrix and Illumina SNP data.
  2. bComb3: combined microsatellite markers, and Affymetrix and Illumina SNP data.