Gait Slowing on Uneven Surfaces and Dopaminergic Factors
Author Information
Author(s): Rosano Caterina, Rosso Andrea, Newman Anne, Cummings Stephen, Studenski Stephanie, Bohnen Nicholaas, Chahine Lana
Primary Institution: University of Pittsburgh
Hypothesis
Does dopaminergic neurotransmission compensate for peripheral systemic risk factors in gait slowing among older adults?
Conclusion
Dopaminergic neurotransmission may help older adults with peripheral systemic risk factors maintain their gait speed on uneven surfaces.
Supporting Evidence
- The study involved 199 community-dwelling older adults.
- 65.8% of participants had at least one peripheral systemic risk factor.
- Dopaminergic neurotransmission was linked to gait speed changes in those with risk factors.
Takeaway
This study looked at how older people walk on uneven ground and found that certain brain chemicals can help them walk better, especially if they have health issues.
Methodology
Cross-sectional study with dopaminergic imaging using [11C]DTBZ PET.
Participant Demographics
Mean age 75.0 years, 62.3% female, 91.0% White.
Statistical Information
P-Value
0.01
Statistical Significance
p=0.01
Digital Object Identifier (DOI)
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