Genetic determinants of statin intolerance
2007

Genetic Factors Affecting Statin Intolerance

Sample size: 291 publication Evidence: moderate

Author Information

Author(s): Oh Jisun, Ban Matthew R, Miskie Brooke A, Pollex Rebecca L, Hegele Robert A

Primary Institution: Schulich School of Medicine and Dentistry, University of Western Ontario and Vascular Biology Research Group, Robarts Research Institute

Hypothesis

Common, mild genetic variation in COQ2 would be associated with inter-individual variation in statin intolerance.

Conclusion

Genetic variation in COQ2 is associated with increased odds of statin intolerance, primarily through muscle symptoms.

Supporting Evidence

  • Statin intolerance is linked to genetic variations in the COQ2 gene.
  • Homozygotes for rare alleles of COQ2 SNPs have higher odds of experiencing statin intolerance.
  • The study included both statin-intolerant patients and matched controls.

Takeaway

Some people can't handle statins well because of their genes, especially a gene called COQ2 that affects muscle health.

Methodology

The study involved 133 statin-intolerant subjects and 158 matched controls, analyzing genetic variations in the COQ2 gene.

Potential Biases

Potential bias due to the absence of a functional consequence of the genetic variants tested.

Limitations

The study had a small sample size and lacked a replication sample.

Participant Demographics

All subjects were self-identified as having European geographical ancestry.

Statistical Information

P-Value

0.007

Confidence Interval

95% CI for SNP1: 0.99 to 5.89; SNP2: 1.13 to 4.81; 2-SNP haplotype: 1.26 to 5.28

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1476-511X-6-7

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