Can a smartphone program prevent PTSD after a defibrillator shock?

NCT ID NCT06037785

First seen Jun 26, 2026 ยท Last updated Jun 26, 2026

Summary

This study tests a 1-month self-management program for people who have recently received a shock from their implantable defibrillator (ICD). The program includes heart rate monitoring and online modules with phone coaching, aiming to reduce anxiety and prevent PTSD. 60 participants are randomly assigned to the program plus usual care or usual care alone, and followed for 6 months.

What this could mean

Our plain-language read of the trial. This is informational only โ€” not medical advice or a prediction.

Active substance
Self-Paced Self-Management (SPSM) program: heart rate self-monitoring and online modules with phone coaching
What this could lead to
If it works, this could offer a simple, low-cost way to prevent PTSD and improve quality of life for people who receive an ICD shock.
What could go wrong
This is a small early-stage feasibility study with only 60 participants. The intervention is short (1 month) and may not work for everyone or have lasting effects.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • University of Washington

    RECRUITING

    Seattle, Washington, 98195, United States

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