The causal association between asthma and the risk of frailty: A two-sample Mendelian randomization study
2024

Asthma and Frailty Risk

Sample size: 408442 publication 10 minutes Evidence: high

Author Information

Author(s): Ning Pingping, Mu Xin, Guo Xingzhi, Zhou Rong, Tian Ge, Li Rui

Primary Institution: Department of Geriatric Neurology, Shaanxi Provincial People’s Hospital

Hypothesis

Is there a causal relationship between asthma and the risk of frailty?

Conclusion

Asthma is causally associated with an elevated risk of frailty.

Supporting Evidence

  • Genetic susceptibility to asthma was associated with an increased risk of frailty.
  • The study utilized data from the UK Biobank and the FinnGen Consortium.
  • Results were validated in two independent asthma datasets.
  • The analysis included 67 SNPs as instrumental variables.

Takeaway

If you have asthma, you might be more likely to feel weak and tired as you get older.

Methodology

Two-sample Mendelian randomization analyses using genetic instruments were performed to assess the causal effect of asthma on frailty.

Potential Biases

Potential bias due to sample overlap in the discovery phase.

Limitations

The study's findings may not be generalizable to populations outside of European ancestry.

Participant Demographics

Participants were of European ancestry.

Statistical Information

P-Value

5.00E-28

Confidence Interval

1.075–1.109

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1007/s40520-024-02906-4

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