EGFR Gene Polymorphism and Acute Coronary Syndrome Risk
Author Information
Author(s): Gao Lin-Bo, Zhou Bin, Zhang Lin, Wei Ye-Sheng, Wang Yan-Yun, Liang Wei-Bo, Lv Mei-Li, Pan Xin-Min, Chen Yu-Cheng, Rao Li
Primary Institution: Sichuan University
Hypothesis
HER-1 R497K and EGFR intron 1 (CA)n repeat polymorphisms may modulate the susceptibility to acute coronary syndrome (ACS).
Conclusion
R497K polymorphism of the EGFR gene is significantly associated with the risk of ACS.
Supporting Evidence
- The Lys allele of the R497K polymorphism was found to significantly increase the risk of ACS compared to the Arg allele.
- Multivariable logistic regression identified R497K as an independent risk factor for ACS.
- Significant differences in smoking status and lipid levels were observed between ACS patients and controls.
Takeaway
This study found that a specific change in a gene related to the epidermal growth factor receptor can increase the risk of heart problems in some people.
Methodology
A case-control study analyzing genetic polymorphisms in 191 patients with ACS and 210 matched controls using PCR-RFLP and direct sequencing.
Potential Biases
Potential bias due to the retrospective nature of the study and selection criteria for controls.
Limitations
The study had a non-random sampling design and a limited sample size.
Participant Demographics
191 ACS patients (112 males, 79 females, mean age 60.6) and 210 controls (132 males, 78 females, mean age 59.4).
Statistical Information
P-Value
0.006
Confidence Interval
95% CI: 1.12–1.98
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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