Better matching donated hearts to children waiting for transplant

Improving Pediatric Donor Heart Utilization with Predictive Analytics

NIH-funded research University of Virginia · NIH-11196223

Using computer learning to help doctors quickly decide if a donated heart is a good match for a child on the transplant list.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionUniversity of Virginia NIH-funded
Lab location1 site (Charlottesville, United States)
Project IDNIH-11196223 on NIH RePORTER

What this research studies

If your child is on a heart transplant list, this work builds computer models that predict how a particular donated heart would affect their survival after transplant and how long they might wait for another offer if the heart is declined. Researchers will train the models on every US pediatric heart offer from 2010–2020—about 30,000 offers—to learn which donor and candidate factors matter most. The tools are designed to be used at the time a heart is offered, giving clinicians quick, evidence-based probabilities to guide acceptance or refusal decisions. The project aims to help more usable hearts reach the right children faster while maintaining safe post-transplant outcomes.

Who could benefit from this research

Good fit: Children listed for heart transplant—especially those with end-stage heart failure or complex congenital heart defects—are the patients this work aims to help.

Not a fit: Adults, children not listed for transplant, or patients outside the United States are unlikely to directly benefit from this project.

Why it matters

Potential benefit: If successful, this could help more donated hearts be used for children in need and reduce deaths while waiting for transplant.

How similar studies have performed: Related machine-learning tools have shown promise in adult organ allocation and risk prediction, but a national pediatric-specific tool like this is largely new.

Where this research is happening

Charlottesville, 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 2026-06-13 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.