Health, Aging & Body Composition Study

Introduction

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:

• inability to walk 400 meters associated with
  • higher mortality
  • higher incident cardiovascular disease
  • higher mobility disability
• 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
• lowest quartile (<5 minutes)

More general terms

• clinical trial