SMART exercise program for peripheral artery disease (PAD)

Sequential Multiple Assessment Randomized Trial of Exercise for PAD: SMART Exercise for PAD

NIH-funded research Northwestern University · NIH-11126011

Comparing supervised treadmill therapy to a guided home exercise program to help people with PAD walk farther.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionNorthwestern University NIH-funded
Lab location1 site (Chicago, United States)
Project IDNIH-11126011 on NIH RePORTER

What this research studies

You would be randomly assigned to either supervised treadmill exercise at a clinic or to a structured home exercise program that includes behavior-change coaching, regular coach contact, and specific exercise intensity. The home program is designed to be more convenient while matching features that have helped people with PAD in past trials. Researchers will measure walking ability with the six-minute walk test and other clinical measures over time. The study will also look at why many people do not get meaningful improvement and who benefits most from each approach.

Who could benefit from this research

Good fit: People with lower-extremity peripheral artery disease who experience leg pain or limited walking and who can safely perform an exercise program are the ideal candidates.

Not a fit: People with severe mobility limitations, medical conditions that prevent exercise, or who cannot participate in required visits or coaching may not receive benefit from this program.

Why it matters

Potential benefit: If successful, this could make an effective, easier-to-access home exercise option available so more people with PAD can improve their walking and daily function.

How similar studies have performed: Previous trials have shown home-based programs with coaching can improve six-minute walk distance versus control, but no randomized trial has directly compared such a home program to supervised exercise therapy.

Where this research is happening

Chicago, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.