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Health, Aging & Body Composition Study
Study characteristics:
- 3075 community-dwelling adults age 70-79 years
- 52% women, 42% black
Test: 400 meter walk
Outcomes:
- mortality, incident cardiovascular disease, incident mobility limitation, mobility disability
Study duration: mean of 0.9 years
Results:
1) inability to walk 400 meters associated with
a) higher mortality
b) higher incident cardiovascular disease
c) higher mobility disability
2) for each additional minute needed to finish 400 meters hazzad ratios increased 1.29 for mortality, 1.20 for incident cardiovascular disease & 1.52 for mobility limitation
3) lowest quartile (<5 minutes)
General
clinical trial
References
- Newman AB et al,
Association of long-distance corridor walk performance with
mortality, cardiovascular disease, mobility limitation and
disability.
JAMA 2006; 295:2018
PMID: 16670410