Physical Activity Fragmentation and Falls in Older Adults
Author Information
Author(s): Braden Popelsky, Gabriel Kelley Pettee, Erin Dooley, Kelly Ylitalo
Primary Institution: Baylor University and University of Alabama at Birmingham
Hypothesis
The study examines the relationship between daily physical activity patterns and fall risk in older adults.
Conclusion
Higher physical activity fragmentation is associated with an increased risk of falls in older adults.
Supporting Evidence
- 40.0% of participants reported at least one fall in the year following the physical activity assessment.
- Those in the highest tertile of total physical activity had a lower fall risk.
- Those in the highest tertile of physical activity fragmentation had an increased fall risk.
Takeaway
If older people have shorter and less frequent exercise sessions, they might be more likely to fall.
Methodology
The study used wrist-worn accelerometry to measure physical activity and surveys to assess falls among older adults.
Limitations
The relationship between physical activity and fall risk is complex and requires further investigation.
Participant Demographics
54.3% female, 61.5% aged 70–79 years.
Statistical Information
Confidence Interval
95% CI: 0.57, 0.95 for lower fall risk; 95% CI: 1.02, 1.74 for increased fall risk.
Digital Object Identifier (DOI)
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