Improving predictions of brain recovery after cardiac arrest

Addressing an Inherent Bias in Neuroprognostication: A Collaboration Between the US and Brazil to Reduce the Impact of Self-Fulfilling Prophecy in Cardiac ARrEst (SPARE)

NIH-funded research Boston Medical Center · NIH-11238502

This project aims to help doctors make more accurate predictions about brain recovery for people who survive a cardiac arrest by comparing outcomes in the U.S. and Brazil.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionBoston Medical Center NIH-funded
Lab location1 site (Boston, United States)
Project IDNIH-11238502 on NIH RePORTER

What this research studies

If you or a loved one survive a cardiac arrest, doctors use exams, brain scans, blood tests, and electrical recordings to predict recovery, but early decisions to stop life support can bias those predictions. This project follows patients treated in hospitals in the U.S. and Brazil, where cultural differences mean life support is often continued longer, allowing researchers to see true recovery patterns. By comparing similar patients across these settings and linking clinical tests to longer-term outcomes, the team will look for which tests reliably indicate poor recovery versus those affected by early withdrawal of care. The goal is to find clearer signs that help families and clinicians make better, less rushed decisions about continuing life-sustaining treatment.

Who could benefit from this research

Good fit: Ideal candidates are adults who have been resuscitated after a cardiac arrest and are receiving critical care at participating hospitals in the United States or Brazil.

Not a fit: People with non-hypoxic brain injuries, children, or individuals not treated at participating centers are unlikely to be directly included or to benefit immediately from this project.

Why it matters

Potential benefit: If successful, this work could reduce premature withdrawal of life support and help identify patients who have a real chance of meaningful brain recovery.

How similar studies have performed: Existing prognostic tools have shown value but are limited by early withdrawal-of-care bias, and comparing outcomes across countries with different practices is a novel way to find less biased predictors.

Where this research is happening

Boston, 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 2026-06-10 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.