JAMA Network Open
Clinic and everyday walking measures ranked death risk similarly
Mortality risk-ranking scores were 0.747 for clinical walking speed versus 0.744 and 0.745 for two measures of everyday step rate.Mortality risk-ranking scores were 0.747 for clinical walking speed versus 0.744 and 0.745 for two measures of everyday step rate.
Cohort · 4,067 peopleBiomarkers
Who was studied4,067 older adults, median 11.8 years
What changedClinic walking speed and everyday median cadence ranked death risk similarly (C index, 0.747 versus 0.744)
The catchClinic tests measured speed, but wearables measured cadence; these measures are not interchangeable