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ClinicalTrials.gov public records Last synced Nov 15, 2026, 5:22 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 73–96 of 362 matching trials from the live ClinicalTrials.gov search.

Filters: Intervention: Electrocardiogram (ECG) Clear all

Conditions: Atrial Fibrillation
Interventions: ECG; Diagnostic Test
Lead sponsor: University of Oklahoma; Other
Eligibility: 50 Years to 100 Years
Enrollment: 1,019 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2020
U.S. locations: 1
States / cities: Oklahoma City, Oklahoma

Conditions: Arrhythmias, Cardiac, Heart Block
Interventions: Holter Monitor, Zio Patch; Device
Lead sponsor: Columbia University; Other
Eligibility: Up to 21 Years
Enrollment: 247 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2019
U.S. locations: 1
States / cities: New York, New York

Conditions: Prolonged QT Interval
Interventions: Not listed
Lead sponsor: Vanderbilt University; Other
Eligibility: 21 Years and older
Enrollment: 12 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2009 – 2012
U.S. locations: 1
States / cities: Nashville, Tennessee

Conditions: Non Small Cell Lung Cancer
Interventions: Heart Rate Variability Biofeedback Training; Behavioral
Lead sponsor: Abramson Cancer Center at Penn Medicine; Other
Eligibility: 18 Years to 70 Years
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: HIV Infections
Interventions: GSK3640254, Placebo, Moxifloxacin; Drug
Lead sponsor: ViiV Healthcare; Industry
Eligibility: 18 Years to 50 Years
Enrollment: 50 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2020 – 2021
U.S. locations: 1
States / cities: Austin, Texas

Conditions: AI-algorithm Usage
Interventions: AI-Assistive Algorithm; Device
Lead sponsor: Heart Input Output Inc; Industry
Eligibility: 18 Years to 89 Years
Enrollment: 10,000 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026
U.S. locations: 4
States / cities: Bensalem, Pennsylvania • Philadelphia, Pennsylvania • Springfield, Pennsylvania

Conditions: Cancer, Solid Tumor
Interventions: IMC-1121B, Moxifloxacin, Diphenhydramine; Biological · Drug
Lead sponsor: Eli Lilly and Company; Industry
Eligibility: 18 Years and older
Enrollment: 68 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2009 – 2014
U.S. locations: 7
States / cities: Atlanta, Georgia • Metairie, Louisiana • Ann Arbor, Michigan + 4 more

Conditions: Healthy
Interventions: Recom Model 100, GE 5000 ECG Monitor System; Device
Lead sponsor: University of Oklahoma; Other
Eligibility: 18 Years to 64 Years
Enrollment: 10 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2009
U.S. locations: 1
States / cities: Tulsa, Oklahoma

Conditions: Obesity
Interventions: Lifestyle intervention, Health education control, Individual, All Groups; Behavioral
Lead sponsor: University of Florida; Other
Eligibility: 21 Years to 75 Years
Enrollment: 631 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2013 – 2020
U.S. locations: 14
States / cities: Bronson, Florida • Bunnell, Florida • Cross City, Florida + 11 more

Conditions: Heart Failure, Systolic
Interventions: Reprogramming of CRT Device Settings to Optimal Electrical Synchrony; Device
Lead sponsor: Allina Health System; Other
Eligibility: 18 Years to 100 Years
Enrollment: 120 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019 – 2024
U.S. locations: 2
States / cities: Minneapolis, Minnesota • Saint Paul, Minnesota

Conditions: Healthy
Interventions: granisetron; Drug
Lead sponsor: Kyowa Kirin Co., Ltd.; Industry
Eligibility: 18 Years to 50 Years
Enrollment: 240 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2009
U.S. locations: 1
States / cities: West Bend, Wisconsin

Conditions: Myelodysplastic Syndromes, Hodgkin's Lymphoma, Non-Hodgkin's Lymphoma, Acute Leukemia, Multiple Myeloma
Interventions: Rituximab, Conditioning chemotherapy, TMS, FLAG, EPOCH-F, Hematopoietic stem cell transplant, Palifermin, Acetaminophen, Diphenhydramine, Prednisone, Epinephrine, IV Saline, ECG, ECHO, MUGA, DEXA, CT chest, PET, MRI, BM aspirate, BM biopsy, Lumbar puncture; Biological · Drug · Procedure + 2 more
Lead sponsor: National Cancer Institute (NCI); NIH
Eligibility: 18 Years and older
Enrollment: 34 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2015 – 2025
U.S. locations: 2
States / cities: Bethesda, Maryland • Minneapolis, Minnesota

Conditions: Heart Failure, Systolic
Interventions: Programming of CRT device settings; Device
Lead sponsor: Minneapolis Heart Institute Foundation; Other
Eligibility: 18 Years to 100 Years
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2026
U.S. locations: 2
States / cities: Minneapolis, Minnesota • Saint Paul, Minnesota

Conditions: Premature Infant, Extremely Low Birth Weight, Extreme Prematurity
Interventions: iRes Warmer with ResusView, iRes Warmer without ResusView; Device · Other
Lead sponsor: Sharp HealthCare; Other
Eligibility: 23 Weeks to 32 Weeks
Enrollment: 42 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021
U.S. locations: 1
States / cities: San Diego, California

Conditions: Nausea
Interventions: Questionnaires, 4 channel electrogastrogram (EGG), 36 channel high resolution electrogastrogram (HR-EGG), Magnetogastrogram (MGG), Electrocardiogram (EKG), Ondansetron, Cyproheptadine Oral Tablet; Diagnostic Test · Drug
Lead sponsor: Vanderbilt University Medical Center; Other
Eligibility: 8 Years to 17 Years
Enrollment: 42 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018 – 2021
U.S. locations: 1
States / cities: Nashville, Tennessee

Conditions: Infections, Respiratory Tract
Interventions: GSK2140944, GSK2140944 placebo, Moxifloxacin, Moxifloxacin placebo; Drug
Lead sponsor: GlaxoSmithKline; Industry
Eligibility: 18 Years to 55 Years
Enrollment: 55 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2014 – 2015
U.S. locations: 1
States / cities: Austin, Texas

Conditions: Subluxation
Interventions: Sham adjustment, Chiropractic adjustment; Procedure
Lead sponsor: Life University; Other
Eligibility: 18 Years to 60 Years
Enrollment: 60 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2025 – 2026
U.S. locations: 1
States / cities: Marietta, Georgia

Conditions: Quality of Life, Renal Insufficiency, Cardiac Event
Interventions: General and Neurological examination, Vital signs, 12 lead electrocardiogram, Echocardiogram, Blood draw, Urine collection, 2-hour Holter Monitor, Brief Pain Inventory questionnaire, Quality of Life questionnaire; Other · Procedure
Lead sponsor: Baylor Research Institute; Other
Eligibility: 18 Years and older
Enrollment: 5 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2019
U.S. locations: 1
States / cities: Dallas, Texas

Conditions: Atrial Fibrillation
Interventions: Single lead handheld electrocardiogram; Diagnostic Test
Lead sponsor: Massachusetts General Hospital; Other
Eligibility: 65 Years and older
Enrollment: 35,308 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2021
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Coronary Allograft Vasculopathy (CAV)
Interventions: CardioFlux; Device
Lead sponsor: Genetesis Inc.; Industry
Eligibility: 18 Years and older
Enrollment: 40 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2024
U.S. locations: 1
States / cities: Cleveland, Ohio

Conditions: Medulloblastoma, Ependymoma, Pineal Region Tumors, Choroid Plexus Tumors, Atypical/Malignant Meningioma
Interventions: Nivolumab, EKG, MRI Brain and/or spine, Body CT Scan, MDASI-BT, MDASI-SP; Drug · Diagnostic Test · Other
Lead sponsor: National Cancer Institute (NCI); NIH
Eligibility: 18 Years to 99 Years
Enrollment: 136 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2025
U.S. locations: 3
States / cities: Chicago, Illinois • Bethesda, Maryland • Houston, Texas

Conditions: Hairy Cell Leukemia
Interventions: Cladribine, Rituximab, BMbx, MRI, EKG, Echocardiogram, Abdominal/splenic ultrasound, Stress test; Drug · Procedure · Diagnostic Test
Lead sponsor: National Cancer Institute (NCI); NIH
Eligibility: 18 Years and older
Enrollment: 175 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2008 – 2030
U.S. locations: 1
States / cities: Bethesda, Maryland

Conditions: Atrial Fibrillation
Interventions: AF and EKG Interpretation Project ECHO; Other
Lead sponsor: University of North Carolina, Chapel Hill; Other
Eligibility: Not listed
Enrollment: 70 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022 – 2026
U.S. locations: 3
States / cities: Chapel Hill, North Carolina • Durham, North Carolina • Winston-Salem, North Carolina

Conditions: Chronic Migraine, Behavioral Treatment, Biofeedback, Virtual Reality, Medication Overuse Headache
Interventions: Combined biofeedback-virtual reality device; Device
Lead sponsor: University of Washington; Other
Eligibility: 18 Years to 85 Years
Enrollment: 50 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2022
U.S. locations: 1
States / cities: Seattle, Washington

Search by objective public record fields.

Screening for Atrial Fibrillation in Native AmeRicans Using iPhone ECG

Holter Versus Zio Patch Electrocardiographic Monitoring in Children

Effects Rapid Atrial Pacing Has on the Electrocardiogram (ECG) in Patients With Dual Chamber Pacemakers

Lung Heart Rate Variability

Effect of Therapeutic and Supratherapeutic Oral Doses of GSK3640254 on Cardiac Conduction Compared to Placebo and a Single Oral Dose of Moxifloxacin

A Prospective Analysis To Assess The Potential Use Of ECGio In Clinical Practice

Study of Ramucirumab (IMC-1121B) Therapy and Corrected QT (QTc) Interval Changes

Comparison of a Novel 12-Lead Wireless Electrocardiogram (ECG) and a Standard Wired ECG

Rural Lifestyle Eating and Activity Program (Rural LEAP)

Multi-lead ECG to Effectively Optimize Resynchronization Devices: New CRT Recipients

Safety Study of Electrocardiogram (ECG) Effects of Sancuso® (Granisetron TDS)

Study of Palifermin (Kepivance) in Persons Undergoing Unrelated Donor Allogeneic Hematopoietic Cell Transplantation

Effects of CRT Optimization as Assessed by Cardiac MR

Time to Accurate Heart Rate on Neonatal Outcomes

Noninvasive Markers of Functional Nausea in Children

Placebo and Moxifloxacin Controlled Cardiac Conduction Study of GSK2140944 in Healthy Volunteers

Simulated vs Genuine Manual Chiropractic Adjustments

A One Visit Follow Up of Adults With Fabry Disease Who Started Long-term Enzyme Replacement Therapy As Children

Screening for Atrial Fibrillation Among Older Patients in Primary Care Clinics

Magnetocardiography as a Noninvasive Diagnostic Strategy for Identifying Coronary Allograft Vasculopathy

Immune Checkpoint Inhibitor Nivolumab in People With Recurrent Select Rare CNS Cancers

Cladribine With Simultaneous or Delayed Rituximab to Treat Hairy Cell Leukemia

Atrial Fibrillation (AF) and Electrocardiogram (EKG) Interpretation Project ECHO

Biofeedback-VR for Treatment of Chronic Migraine