Genetic Analysis of Cardiovascular Disease Traits
Author Information
Author(s): Liu Xiao-Qing, Hanley Anthony JG, Paterson Andrew D
Primary Institution: The Hospital for Sick Children
Hypothesis
There might be some common factors underlying the correlations of cardiovascular disease-related traits.
Conclusion
A locus on chromosome 2 may have a pleiotropic effect on the cardiovascular disease-related traits total cholesterol and triglycerides.
Supporting Evidence
- Three factors were generated from the six cardiovascular disease-related traits.
- The heritabilities for the identified factors ranged from 32% to 49%.
- Evidence for linkage was observed for the TC-TG factor to a locus on chromosome 2p23.
Takeaway
The study found that certain traits related to heart disease are connected and influenced by genetics, and they identified a specific area in the DNA that might affect these traits.
Methodology
Principal component factor analysis was used to identify factors from cardiovascular disease-related traits, followed by variance components linkage analysis.
Limitations
The study did not achieve genome-wide significance for the results.
Participant Demographics
Participants were from the Framingham Heart Study, including both original and offspring cohorts.
Statistical Information
P-Value
<10-7
Statistical Significance
p<10-7
Digital Object Identifier (DOI)
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