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Table 1 Univariate correlation coefficients and 95% confidence intervals for ln(SBP) and ln(CHOL) in different relative pairs

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

  

Correlation

Relative pair

N (pairs)

ln(SBP)

ln(CHOL)

Sibling-sibling

1640

0.26 (0.21, 0.30)

0.19 (0.15, 0.24)

Parent-offspring

1964

0.15 (0.11, 0.19)

0.12 (0.08, 0.17)

Spouse-spouse

258

0.09 (-0.04, 0.21)

0.03 (-0.09, 0.15)