ADRB3 Gene, BMI, BMD, and Fracture Risk in Elderly
Author Information
Author(s): Claire Y Wang, Nguyen D Nguyen, Nigel A Morrison, John A Eisman, Jacqueline R Center, Tuan V Nguyen
Primary Institution: Garvan Institute of Medical Research, St Vincent's Hospital, University of New South Wales, Sydney, NSW, Australia
Hypothesis
Is the ADRB3 gene polymorphism associated with fracture risk in elderly Caucasians?
Conclusion
The study found no significant associations between ADRB3 genotypes and bone mineral density or fracture risk in elderly Caucasians.
Supporting Evidence
- The study included a large sample size of 711 elderly participants.
- Fractures were ascertained through thorough methods including radiography and personal interviews.
- The ADRB3 genotypes were analyzed using established genetic testing methods.
Takeaway
This study looked at how a specific gene might affect weight and bone health in older people, but it didn't find any strong links.
Methodology
Genotypes of the ADRB3 gene were determined in 265 men and 446 women aged 60+; BMD was measured by DXA, and fractures were ascertained through radiography reports and interviews.
Limitations
The low prevalence of the Arg allele limited the number of subjects with the Arg/Arg genotype, potentially affecting the power of the study.
Participant Demographics
Elderly Caucasian men and women aged 60 and above.
Statistical Information
Confidence Interval
95% CI: -0.35, 1.44
Digital Object Identifier (DOI)
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