Blood test clues: could two proteins predict heart failure crises?
NCT ID NCT00762008
First seen Aug 17, 2026 · Last updated Aug 18, 2026 · Updated 1 time
Summary
This study looks at whether two proteins released by a struggling heart can be detected in the blood during acute heart failure. Researchers will measure these proteins in about 500 adults—some with stable or worsening heart failure and some healthy—to see if higher levels relate to serious events like hospitalization or death. The goal is to understand if these proteins could serve as early warning signs.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If these proteins prove reliable, they could become a simple blood test to help spot acute heart failure early.
- What could go wrong
- This is an observational study, so it can't prove cause and effect. The proteins may not be specific to heart failure, and results may not change current care.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 500 people
The number the study aims to enrol. It can still change while the study runs.
- Start date
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Dec 2005
- Expected to finish
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Dec 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Recruitment will take place in the University of Connecticut Health Center, both hospital inpatients and Cardiopulmonary clinic out-patients. 1. The target population will be heart failure patients of any etiology. We anticipate that 20% of all recruited subjects will be African American and 5% to be Hispanic. This represents the distribution of populations recruited in the past for heart failure studies. 2. Healthy individuals with no prior history of heart attack or heart failure will be recruited to use as controls.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Individuals aged \>18yrs * stable or decompensated heart failure, irrespective of LVEF * decompensated heart failure clinical symptoms such as dyspnea, rales, edema, elevated jugular venous pressure, or ascites * Imaging evidence of heart failure (cardiomegaly, poor contractile function or echocardiographic Doppler evidence of diastolic dysfunction or elevated right- or left-sided filling pressures) * Healthy individuals with no prior history of heart attack or heart failure will be recruited to use as controls. Exclusion Criteria: * Subjects who are unable to give informed consent * Subjects who had undergone cardiac or non-cardiac surgery in the 3 months before enrollment * Pregnant subjects are not excluded
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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University of Connecticut Health Center
RECRUITINGFarmington, Connecticut, 06030, United States
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