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Table 2 Univariate genetic and shared environmental components of variance confidence intervals for ln(SBP) and ln(CHOL)

From: Bivariate variance-component analysis, with application to systolic blood pressure and total cholesterol levels in the Framingham Heart Study

Parameter

ln(SBP)

ln(CHOL)

Genetic (1000 × )

2.9 (2.1, 3.7)

1.8 (0.86, 2.7)

Environmental (1000 × )

2.4 (1.3, 3.5)

8.4 (7.0, 9.8)

Individual (1000 × )

16.7 (15.6, 17.8)

23.3 (21.5, 25.1)

Total (1000 × σ2)

22.0

33.5

Sibling (γ Sib )

0.96 (0.87, 1.0)

0.63 (0.56, 0.70)

Parent-offspring (γ PO )

0.36 (0.22, 0.50)

0.37 (0.30, 0.44)