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ABSTRACT: Objective
Parental history of diabetes and specific gene variants are risk factors for type 2 diabetes, but the extent to which these factors are associated is unknown.Methods
We examined the association between parental history of diabetes and a type 2 diabetes genetic risk score (GRS) in two cohort studies from Finland (population-based PPP-Botnia study) and the US (family-based Framingham Offspring Study).Results
Mean (95% CI) GRS increased from 16.8 (16.8-16.9) to 16.9 (16.8-17.1) to 17.1 (16.8-17.4) among PPP-Botnia participants with 0, 1, and 2 parents with diabetes, respectively (p(trend)=0.03). The trend was similar among Framingham Offspring but was not statistically significant (p=0.07). The meta-analyzed p value for trend from the two studies was 0.005.Conclusions
The very modest associations reported above suggest that the increased risk of diabetes in offspring of parents with diabetes is largely the result of shared environmental/lifestyle factors and/or hitherto unknown genetic factors.
SUBMITTER: Vassy JL
PROVIDER: S-EPMC3156338 | biostudies-literature | 2011 Aug
REPOSITORIES: biostudies-literature
Vassy Jason L JL Shrader Peter P Jonsson Anna A Fox Caroline S CS Lyssenko Valeriya V Isomaa Bo B Groop Leif L Meigs James B JB Franks Paul W PW
Diabetes research and clinical practice 20110512 2
<h4>Objective</h4>Parental history of diabetes and specific gene variants are risk factors for type 2 diabetes, but the extent to which these factors are associated is unknown.<h4>Methods</h4>We examined the association between parental history of diabetes and a type 2 diabetes genetic risk score (GRS) in two cohort studies from Finland (population-based PPP-Botnia study) and the US (family-based Framingham Offspring Study).<h4>Results</h4>Mean (95% CI) GRS increased from 16.8 (16.8-16.9) to 16. ...[more]