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Table 2 Variance component linkage analysis of the waist circumference in cm of the 200 Italian families by Merlin software

From: Overweight condition and waist circumference and a candidate gene within the 12q24 locus

Quantitative trait

Families

Trait heritability

Gene trait heritability

Lod score

P-value

Empirical P-value

Waist in cm

108

50.66%

49.17%

0.93

0.020

0.023

  1. Families = families number analyzed; Lod score = derived from the quantitative trait analysis by Merlin; Empirical P-value = derived from 1000 replicates by using the gene dropping method; Trait Heritability = Heritability of the quantitative trait calculated by Merlin; Trait Heritability attributable to the PSMD9 SNPs.