Biomechanical Precision Medicine Registry for Patients With and Without Heart Failure (PREFER-HF)
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The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Know the risks and potential benefits of clinical studies and talk to your health care provider before participating. Read our disclaimer for details. |
ClinicalTrials.gov Identifier: NCT03480633 |
Recruitment Status :
Recruiting
First Posted : March 29, 2018
Last Update Posted : January 25, 2021
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Condition or disease |
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Heart Failure With Normal Ejection Fraction Heart Failure With Reduced Ejection Fraction Heart Failure, Right Sided Heart Failure With Mid Range Ejection Fraction Cardiovascular Risk Factor |
Patients 18-years and older with and without heart failure (across all left ventricular ejection fraction) will be enrolled in this single center, longitudinal observational Registry.
Baseline and one-year follow up blood samples including DNA as well as clinical characteristics, events leading up to heart failure diagnosis, etiology of heart failure, the presence and duration of other medical problems, laboratory, echocardiographic data and images, and therapy information will be obtained.
Clinical outcomes of interest include major adverse cardiovascular events (a combination of all-cause death and heart failure hospitalizations), individual endpoints of all-cause death, cardiovascular death, all-cause hospitalization, cardiovascular hospitalization, heart failure hospitalization, right-sided heart failure, and kidney injury.
Results from the Preserved vs. Reduced Ejection Fraction Biomarker Registry and Precision Medicine Database for Ambulatory Heart Failure Patients (PREFER-HF) trial will comprehensively examine longitudinal clinical characteristics, proteomic, metabolomic, genomic and imaging data to better understand pathophysiology of heart failure and phenotypes in heart failure with an ultimate goal of improving precision medicine in heart failure.
Study Type : | Observational [Patient Registry] |
Estimated Enrollment : | 3000 participants |
Observational Model: | Cohort |
Time Perspective: | Prospective |
Target Follow-Up Duration: | 50 Months |
Official Title: | Preserved vs. Reduced Ejection Fraction Biomarker Registry and Precision Medicine Database for Ambulatory Heart Failure Patients (PREFER-HF) Study |
Actual Study Start Date : | April 7, 2016 |
Estimated Primary Completion Date : | April 6, 2026 |
Estimated Study Completion Date : | October 6, 2027 |

Group/Cohort |
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Control
Defined as patients without a history of heart failure
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Heart Failure w/NormalEjectionFraction
Heart Failure with Normal Ejection Fraction is defined as having a Left Ventricle Ejection Fraction of greater than or equal to 50%.
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HeartFailure w/ReducedEjectionFraction
Heart Failure with Reduced Ejection Fraction is defined as having a Left Ventricle Ejection Fraction of less than 50%.
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- Major adverse cardiovascular events (MACE) [ Time Frame: Time from sample collection until the date of documented event up to 60 months after the study closure. ]MACE as defined by a combined end point of all-cause mortality and HF hospitalizations.
- Time to event: all-cause mortality [ Time Frame: Time from sample collection until the date of documented event up to 60 months after the study closure. ]Medical records and phone follow-up with patients and/or their physicians will allow the investigators to ascertain vital status and any significant clinical events.
- Time to event: cardiovascular mortality [ Time Frame: Time from sample collection until the date of documented event up to 60 months after the study closure. ]Medical records and phone follow-up with patients and/or their physicians will allow the investigators to ascertain vital status and any significant clinical events.
- Time to event: all-cause hospitalization [ Time Frame: Time from sample collection until the date of documented event up to 60 months after the study closure. ]Medical records and phone follow-up with patients and/or their physicians will allow the investigators to ascertain vital status and any significant clinical events.
- Time to event: cardiovascular hospitalization [ Time Frame: Time from sample collection until the date of documented event up to 60 months after the study closure. ]Medical records and phone follow-up with patients and/or their physicians will allow the investigators to ascertain vital status and any significant clinical events.
- Time to event: HF hospitalization [ Time Frame: Time from sample collection until the date of documented event up to 60 months after the study closure. ]Medical records and phone follow-up with patients and/or their physicians will allow the investigators to ascertain vital status and any significant clinical events.
- Time to event: Right-sided HF [ Time Frame: Time from sample collection until the date of documented event up to 60 months after the study closure. ]Medical records and phone follow-up with patients and/or their physicians will allow the investigators to ascertain vital status and any significant clinical events.
- Time to event: acute kidney injury [ Time Frame: Time from sample collection until the date of documented event up to 60 months after the study closure. ]Medical records and phone follow-up with patients and/or their physicians will allow the investigators to ascertain vital status and any significant clinical events.
Biospecimen Retention: Samples With DNA

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Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | Yes |
Sampling Method: | Probability Sample |
Inclusion criteria for patients with HF:
- 18 years and older
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History of clinical symptoms consistent with HF and at least one of the following supporting evidence of HF:
- NT-proBNP > 125 pg/mL
- BNP > 35 pg/mL
- Capillary wedge pressure ≥ 15 mmHg on right heart catheterization or CI <2.8 L/min/m2
- LVEDP ≥ 15 mmHg
- Radiographic evidence of pulmonary edema
- Improvement in symptoms with diuretic initiation of increase
- CPET evidence of cardiac etiology of symptoms
HFpEF: LVEF ≥ 50% HFrEF: LVEF <50%
Exclusion criteria (for all patients, including both those with HFpEF and HFrEF):
- End stage renal disease on dialysis

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT03480633
Contact: Asher Bean, MD | 617-726-2709 | AJBEAN@PARTNERS.ORG | |
Contact: Neyat Fiseha, BS | 617-726-2709 | NFISEHA@mgh.harvard.edu |
United States, Massachusetts | |
Massachusetts General Hospital | Recruiting |
Boston, Massachusetts, United States, 02114 | |
Contact: NurAlima Grandison, BA | |
Principal Investigator: Hanna Gaggin, MD, MPH |
Principal Investigator: | Hanna Gaggin, MD, MPH | Massachusetts General Hospital |
Publications automatically indexed to this study by ClinicalTrials.gov Identifier (NCT Number):
Responsible Party: | Hanna Kim Gaggin, Assistant Professor of Medicine, Massachusetts General Hospital |
ClinicalTrials.gov Identifier: | NCT03480633 |
Other Study ID Numbers: |
2016P000339 |
First Posted: | March 29, 2018 Key Record Dates |
Last Update Posted: | January 25, 2021 |
Last Verified: | January 2021 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | No |
Heart failure Precision medicine High risk patients Pathophysiology |
Bioregistry Biomarkers Heart failure etiology |
Heart Failure Heart Diseases Cardiovascular Diseases |