๐Ÿ›๏ธ Verified NIH Record โ€ข Updated 2026-06-04

Using Indoor Air Filtration to Slow Atherothrombosis Progression in Adults With Ischemic Heart Disease History (NCT05867381)

Slowing Atherothrombosis Progression Through Indoor Air Filtration: A Crossover Trial in Hispanic and Non-Hispanic Adults With Ischemic Heart Disease History

๐ŸŸข Recruiting Observational / Diagnostic โš™๏ธ Medical Device Protocol Sponsor: University of Southern California

๐Ÿฉบ Plain-English Summary (8th-Grade Level)

This double-blind, randomized, crossover trial aims to test the hypothesis that longer-term indoor air filtration intervention can slow atherothrombosis progression by reducing indoor fine particulate matter (PM2.5) exposure in adults with ischemic heart disease history.

Who can join: Review the eligibility criteria below.

Location: Keck School of Medicine, University of Southern California โ€” Los Angeles, California

Age range: 65 Years to 84 Years

๐Ÿงช Interventions in This Study

๐Ÿ“‹ "Do I Qualify?" โ€” 1-Minute Self Screener

Instant Checklist

Full eligibility criteria are available on the official NIH protocol. View the criteria โ†—

๐Ÿ“ All Participating Trial Locations (1 Sites)

  • Keck School of Medicine, University of Southern California โ€” Los Angeles, California

๐Ÿ“ž Contact the Study Coordinator

Phone: (323) 442-2109

Email: zhanghuc@usc.edu

Coordinator details come directly from the registered NIH protocol. Confirm the study is still recruiting before traveling.

๐Ÿ’ฐ Cost, Insurance & Patient Rights

  • 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
  • Routine Patient Care: Under federal law (ACA ยง 2709) and many state statutes, routine care costs are covered during participation.
  • Voluntary Participation: You may withdraw at any time without affecting your standard medical care.

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๐Ÿ’ก How to Participate

  1. Check the checklist above to see if you may qualify.
  2. Contact the study coordinator using the phone/email above.
  3. Ask about the visit schedule, what is covered at no cost, and any travel support.
  4. Confirm with your own doctor before making a decision.
๐Ÿ›๏ธ View Official NIH Record โ†—