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Parental longevity and diabetes risk in the Diabetes Prevention Program
Hermes Florez1, Yong Ma, Jill P Crandall
1University of Miami Miller School of Medicine, Miami VAHS GRECC, Florida, USA. dppmail@biostat.bsc.gwu.edu
Summary
Parental longevity is linked to a reduced risk of developing type 2 diabetes. This study found that having long-lived parents is associated with lower diabetes incidence in high-risk adults.
Area of Science:
- Genetics and Epidemiology
- Metabolic Disease Research
Background:
- Family history influences longevity and chronic disease risk.
- The specific link between parental longevity and offspring's diabetes risk remains unclear.
Purpose of the Study:
- To investigate the association between parental longevity and the incidence of type 2 diabetes in adults at high risk.
- To determine if parental longevity is a protective factor against diabetes development.
Main Methods:
- Participants in the Diabetes Prevention Program (DPP) were surveyed about parental longevity.
- Participants were categorized based on parental death age (<50, 50-59, 60-69, 70-79, or ≥80 years).
- Diabetes incidence was analyzed in relation to paternal and maternal longevity over a 3.2-year follow-up.
Main Results:
- Participants with long-lived parents (≥80 years) showed lower diabetes incidence compared to those with prematurely deceased parents.
- Paternal longevity was associated with a 32% reduced risk (HR=0.68), and maternal longevity with a 33% reduced risk (HR=0.67).
- These associations remained significant after adjusting for demographic and diabetes risk factors.
Conclusions:
- Parental longevity is a significant factor associated with a decreased incidence of type 2 diabetes.
- This finding suggests a potential genetic or shared environmental influence on diabetes risk.
- Parental longevity may serve as a biomarker for reduced diabetes risk in offspring.
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