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. Author manuscript; available in PMC: 2010 Apr 1.
Published in final edited form as: J Allergy Clin Immunol. 2009 Jan 9;123(4):940–8.e10. doi: 10.1016/j.jaci.2008.11.032

Table V.

Genetic (rG), common and individual environmental correlations (rC and rE) between low HDL, high LDL, high %BF and any sensitization in 149 MZ and 89 DZ male twin pairs.*

Trait A C E rG rC rE
HDL-Sensitization
ACE models
 Any sensitization 0.65 (0.60-0.80) 0.00 (0.00-0.06) 0.35 (0.29-0.44)
 Low HDL 0.46 (0.25-0.46) 0.45 (0.00-0.66) 0.10 (0.02-0.28) 0.51 (0.17-0.51) -1.00 (-1.00-1.00) 0.68 (-0.21-0.99)
AE models
 Any sensitization 0.65 (0.47-0.80) -- 0.35 (0.24-0.53)
 Low HDL 0.91 (0.74-0.98) -- 0.09 (0.03-0.26) 0.31 (-0.01-0.58) -- 0.71 (-0.16-0.99)
LDL-Sensitization
 ACE models
 Any sensitization 0.65 (0.09-0.80) 0.01 (0.00-0.49) 0.34 (0.20-0.53)
 High LDL 0.47 (0.00-0.81) 0.33 (0.00-0.76) 0.20 (0.10-0.35) 0.34 (-1.00-1.00) 1.00 (-1.00-1.00) -0.12 (-0.56-0.33)
 AE models
 Any sensitization 0.66 (0.47-0.80) -- 0.34 (0.20-0.53)
 High LDL 0.81 (0.68-0.90) -- 0.19 (0.10-0.32) 0.33 (0.11-0.55) -- -0.14 (-0.57-0.31)
 %BF-Sensitization
 ACE model
 Any sensitization 0.65 (0.07-0.80) 0.01 (0.00-0.50) 0.35 (0.20-0.54)
 high %BF 0.74 (0.17-0.89) 0.06 (0.00-0.57) 0.20 (0.11-0.36) 0.17 (-0.55-0.91) 1.00 (-1.00-1.00) 0.03 (-0.35-0.41)
 AE model
 Any sensitization 0.65 (0.47-0.80) -- 0.35 (0.20-0.53) -
 high %BF 0.80 (0.65-0.89) -- 0.20 (0.11-0.35) 0.19 (-0.04-0.41) -- 0.03 (-0.35-0.40)
*

High and low cut at gender-specific median of each variable (LDL and %BF) except for HDL which use a clinical cut point (HDL < 40 mg/dL).

The genetic (A), common environment (C) and individual specific environment (E) components for each phenotype were similar to those from univariate genetic models, but they were not identical because bivariate analysis included covariance between two variables examined.