Impact of Genetic Variants on Type 2 Diabetes Risk in Asian Indian Sikhs
Author Information
Author(s): Dharambir K Sanghera, Lyda Ortega, Shizhong Han, Jairup Singh, Sarju K Ralhan, Gurpreet S Wander, Narinder K Mehra, John J Mulvihill, Robert E Ferrell, Swapan K Nath, Mohammed I Kamboh
Primary Institution: University of Oklahoma Health Sciences Center
Hypothesis
The study investigates the association of nine specific genetic polymorphisms with type 2 diabetes risk in an Asian Indian Sikh population.
Conclusion
The study found significant associations between four genetic variants and type 2 diabetes in the Asian Indian Sikh population.
Supporting Evidence
- Four of the nine SNPs showed significant association with type 2 diabetes.
- The PPARG2 variant was associated with a protective effect against diabetes.
- The IGF2BP2, TCF7L2, and FTO variants were associated with increased diabetes risk.
- The study is the first to report these associations in an Asian Indian population.
Takeaway
Scientists looked at some genes to see if they make people more likely to get diabetes, and they found that some genes do seem to increase that risk.
Methodology
The study used a case-control design with genotyping of nine SNPs in 532 type 2 diabetes cases and 386 normal glucose tolerant controls.
Potential Biases
Potential biases may arise from the selection of participants and the exclusion of certain groups.
Limitations
The study's sample size may limit the generalizability of the findings, and the possibility of false positives cannot be ruled out.
Participant Demographics
Participants included 532 type 2 diabetes cases (299 males, 233 females) and 386 normal glucose tolerant controls (184 males, 202 females) from an Asian Sikh community.
Statistical Information
P-Value
p = 0.001 for TCF7L2
Confidence Interval
95% CI (0.03–0.52) for PPARG2
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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