{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=electrocardiogram+%28ECG%29&page=2",
    "query": {
      "intervention": "electrocardiogram (ECG)",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=electrocardiogram+%28ECG%29&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-28T20:29:28.043Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT07029165",
      "title": "Kidney Blood Flow During Exercise in Older African American Adults",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Acute exercise",
          "type": "OTHER"
        },
        {
          "name": "Cold pressor test",
          "type": "OTHER"
        },
        {
          "name": "Mental stress test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Massachusetts, Boston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "55 Years to 79 Years"
      },
      "enrollment_count": 12,
      "start_date": "2024-12-04",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-15",
      "last_synced_at": "2026-09-28T20:29:28.043Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07029165"
    },
    {
      "nct_id": "NCT04587934",
      "title": "Time to Accurate Heart Rate on Neonatal Outcomes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Premature Infant",
        "Extremely Low Birth Weight",
        "Extreme Prematurity"
      ],
      "interventions": [
        {
          "name": "iRes Warmer with ResusView",
          "type": "DEVICE"
        },
        {
          "name": "iRes Warmer without ResusView",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Sharp HealthCare",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "23 Weeks",
        "maximum_age": "32 Weeks",
        "sex": "ALL",
        "summary": "23 Weeks to 32 Weeks"
      },
      "enrollment_count": 42,
      "start_date": "2021-02-01",
      "completion_date": "2021-12-10",
      "has_results": true,
      "last_update_posted_date": "2024-01-10",
      "last_synced_at": "2026-09-28T20:29:28.043Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04587934"
    },
    {
      "nct_id": "NCT07202104",
      "title": "Improvement of an Algorithm to Detect Structural Heart Murmurs in Adult Patients Using Electronic Stethoscopes",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Structural Heart Disease"
      ],
      "interventions": [
        {
          "name": "Eko digital stethoscopes",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Eko Devices, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2026-06-29",
      "completion_date": "2026-06-29",
      "has_results": false,
      "last_update_posted_date": "2026-07-15",
      "last_synced_at": "2026-09-28T20:29:28.043Z",
      "location_count": 1,
      "location_summary": "Springfield, Missouri",
      "locations": [
        {
          "city": "Springfield",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07202104"
    },
    {
      "nct_id": "NCT06006884",
      "title": "A Study of Post COVID-19 Mechanisms for Chronic Lung Sequelae",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "Bronchoscopies and Bronchoalveolar Lavages (BALs)",
          "type": "PROCEDURE"
        },
        {
          "name": "Chest Tomography (CT)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Electrocardiogram (ECG)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Pulmonary function tests (PFTs)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "6 minute walk test (6MWT)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 67,
      "start_date": "2024-01-10",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-05-07",
      "last_synced_at": "2026-09-28T20:29:28.043Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06006884"
    },
    {
      "nct_id": "NCT00883610",
      "title": "Effects Rapid Atrial Pacing Has on the Electrocardiogram (ECG) in Patients With Dual Chamber Pacemakers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prolonged QT Interval"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2009-04",
      "completion_date": "2012-06",
      "has_results": false,
      "last_update_posted_date": "2014-12-11",
      "last_synced_at": "2026-09-28T20:29:28.043Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00883610"
    },
    {
      "nct_id": "NCT00559260",
      "title": "Evaluation of Cardiorespiratory Events in Subjects Undergoing an Upper and/or Lower Endoscopy Under Current Sedation Practices",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sedation for Non-Emergent Upper and/or Lower Endoscopy"
      ],
      "interventions": [
        {
          "name": "Passive monitoring with pulse-oximetry, NIBP and ECG",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Ethicon Endo-Surgery",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2003-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2008-09-15",
      "last_synced_at": "2026-09-28T20:29:28.043Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00559260"
    },
    {
      "nct_id": "NCT05380102",
      "title": "Pilot Evaluation of an Continuous Contactless Vitals Parameter Monitoring System Dozee VS",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "No Specific Medical Conditions or Disease States"
      ],
      "interventions": [
        {
          "name": "Telemetry monitoring",
          "type": "DEVICE"
        },
        {
          "name": "Continuous monitoring through Earlysense",
          "type": "DEVICE"
        },
        {
          "name": "Continuous monitoring through Dozee VS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Turtle Shell Technologies Pvt. Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 51,
      "start_date": "2022-04-28",
      "completion_date": "2022-06-10",
      "has_results": false,
      "last_update_posted_date": "2022-07-22",
      "last_synced_at": "2026-09-28T20:29:28.043Z",
      "location_count": 1,
      "location_summary": "Redmond, Washington",
      "locations": [
        {
          "city": "Redmond",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05380102"
    },
    {
      "nct_id": "NCT02027454",
      "title": "Study to Evaluate the Effect of GSK1265744 on Cardiac Conduction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Infection, Human Immunodeficiency Virus"
      ],
      "interventions": [
        {
          "name": "GSK1265744",
          "type": "DRUG"
        },
        {
          "name": "GSK1265744 matching placebo",
          "type": "DRUG"
        },
        {
          "name": "Moxifloxacin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "ViiV Healthcare",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 42,
      "start_date": "2014-01",
      "completion_date": "2014-06",
      "has_results": false,
      "last_update_posted_date": "2014-06-16",
      "last_synced_at": "2026-09-28T20:29:28.043Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02027454"
    },
    {
      "nct_id": "NCT05316337",
      "title": "Withings ECG-Monitor Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Electrocardiogram recording",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Withings",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 650,
      "start_date": "2022-07-15",
      "completion_date": "2023-09-01",
      "has_results": false,
      "last_update_posted_date": "2024-03-20",
      "last_synced_at": "2026-09-28T20:29:28.043Z",
      "location_count": 9,
      "location_summary": "Boca Raton, Florida • Hialeah, Florida • Miami, Florida + 6 more",
      "locations": [
        {
          "city": "Boca Raton",
          "state": "Florida"
        },
        {
          "city": "Hialeah",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami Lakes",
          "state": "Florida"
        },
        {
          "city": "Lake Bluff",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05316337"
    },
    {
      "nct_id": "NCT07351656",
      "title": "A Study Of Heart Disease Using AI-Enabled Electrocardiography And Focused Cardiac Ultrasound",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Disease"
      ],
      "interventions": [
        {
          "name": "Focused Cardiac Ultrasound",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "6-Lead AI-ECG",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "12-Lead AI-ECG",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 19300,
      "start_date": "2026-03-09",
      "completion_date": "2028-02",
      "has_results": false,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-09-28T20:29:28.043Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07351656"
    }
  ]
}