Hypertension, Age, and Sex Affect Blood Flow in Older Adults
Author Information
Author(s): Miglani Jasroop, Ashford Nathanial, Farris Kristen, Levendovszky Swati Rane, Hanson Angela
Primary Institution: University of Washington School of Medicine
Hypothesis
How do hypertension, age, and sex influence cerebral blood flow in older adults after lipid ingestion?
Conclusion
Older age is linked to lower cerebral blood flow, and men generally have lower blood flow than women, even after accounting for hypertension.
Supporting Evidence
- Older age is associated with lower cerebral blood flow.
- Men had significantly lower cerebral blood flow than women.
- The effect of sex on cerebral blood flow remained significant even after controlling for hypertension.
Takeaway
As people get older, their brain blood flow decreases, and men have less blood flow than women, which might be important for understanding brain health.
Methodology
Participants underwent MRI to measure cerebral blood flow at baseline and after drinking heavy cream.
Participant Demographics
Participants were older adults with an average age of 66.9 years, 44% were hypertensive, and 67% were women.
Statistical Information
P-Value
p=0.003, p<0.001
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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