Figure 5From: COGA phenotypes and linkages on chromosome 2SNP Linkage analysis of alcoholism and latent variable principal component phenotype. SIBPAL linkage analysis on chromosome 2 using only SNP data. Outcome variable is the first principal component calculated from both alcoholism definitions and all latent variables. Y-axis is the value of the Haseman-Elston regression coefficient. Significant values are indicated with circles.Back to article page