Walking Speed
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what does walking speed predict?
future health status functional decline functional and physiological changes
walking speed of <0.6 m/s
red flag- household walker, risk of death, hospitalization, extremely frail
walking speed 0.6-1.0 m/s
yellow flag
walking speed of >1.0 m/s
green flag- able to do household activities, can carry groceries and light yard work,
what is the critical speed to cross one lane of traffic with a curb during a 10 second signal
1.0 m/sec
what is the critical speed for a person to cross two lanes with 15 sec signal
1.2m/s
T or F walking speed with age and sex can be a very strong predictor of survival
true
if walking speed is <0.65 then the person is 3.8 times increased odds to ____ in 6 months
die
is gait speed a modifiable risk factor?
yes a study found 0.1 m/s improvement in walk speed in 1 year
is an improvement in 0.10 m/s of walk speed helpful?
yes improved health status fewer hospitalization days cost reduction of ~1,188 per 0.10 m/s improvement
Explain how walking is multi-modal
uses energy, movement control, support, places demands on multiple organ systems
why are PTs not using standardized assessments in practice
insufficient time inadequate equipment or space lack of knowledge in interpreting the assessment
can walk speed be assessed quickly and accurately in most practice settings
yes -home health -subacute -long term care -outpatient offices -schools -community wellness
is testing WS safe? Is is cost effective? How easy is it to administer? how easily are test graded and interpreted?
safe adds no cost easy to administer- no equipment and 2 min easy to interpret
what is MCID for gait speed?
0.1 m/s