Genetic Variants and Risk of Neovascular Age-Related Macular Degeneration
Author Information
Author(s): Zhang Hong, Morrison Margaux A, DeWan Andy, Adams Scott, Andreoli Michael, Huynh Nancy, Regan Maureen, Brown Alison, Miller Joan W, Kim Ivana K, Hoh Josephine, DeAngelis Margaret M
Primary Institution: Harvard Medical School
Hypothesis
Do specific SNPs confer risk for neovascular age-related macular degeneration?
Conclusion
The study confirms that certain genetic variants may predispose individuals to neovascular age-related macular degeneration.
Supporting Evidence
- 23 out of 35 variants significantly modified the risk of neovascular AMD.
- CFH rs572515 was the most significantly associated SNP with AMD risk.
- The haplotype GATAGTTCTC was associated with the greatest risk of developing neovascular AMD.
Takeaway
This study looked at how certain genes might make people more likely to get a serious eye disease that can cause blindness.
Methodology
Genotyping was performed using direct sequencing and Sequenom iPLEX system technology, with analyses including McNemar's Test and likelihood ratio tests.
Potential Biases
Population stratification and disease heterogeneity could affect the results.
Limitations
The use of Bonferroni correction may have been overly stringent, potentially missing some significant associations.
Participant Demographics
The study included 268 Caucasian subjects, with 134 affected and 134 unaffected siblings.
Statistical Information
P-Value
P < 10-6
Confidence Interval
95% C.I.: 0.11, .52
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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