{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Electrocardiogram+%28ECG%29&page=12",
    "query": {
      "intervention": "Electrocardiogram (ECG)",
      "page": 12
    },
    "page_size": 10
  },
  "pagination": {
    "page": 12,
    "page_size": 10,
    "total_count": 362,
    "total_pages": 37,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Electrocardiogram+%28ECG%29&page=13&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Electrocardiogram+%28ECG%29&page=11&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-15T14:06:19.519Z",
  "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": "NCT04221958",
      "title": "Surface ECG Mapping",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Electrocardiogram"
      ],
      "interventions": [
        {
          "name": "Electrocardiogram",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2025-01",
      "completion_date": "2025-12",
      "has_results": false,
      "last_update_posted_date": "2025-05-04",
      "last_synced_at": "2026-11-15T14:06:19.519Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04221958"
    },
    {
      "nct_id": "NCT01205529",
      "title": "ST-segment Elevation as an AF Endophenotype",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Procainamide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 161,
      "start_date": "2010-11",
      "completion_date": "2015-06",
      "has_results": true,
      "last_update_posted_date": "2018-05-02",
      "last_synced_at": "2026-11-15T14:06:19.519Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01205529"
    },
    {
      "nct_id": "NCT02155205",
      "title": "A Thorough QT Study of Telotristat Etiprate",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "QT Interval"
      ],
      "interventions": [
        {
          "name": "Telotristat etiprate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Moxifloxacin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Lexicon Pharmaceuticals",
      "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": 48,
      "start_date": "2014-05",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-09-08",
      "last_synced_at": "2026-11-15T14:06:19.519Z",
      "location_count": 1,
      "location_summary": "Evansville, Indiana",
      "locations": [
        {
          "city": "Evansville",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02155205"
    },
    {
      "nct_id": "NCT07023666",
      "title": "Early Screening and Treatment of Heart Complication in Sickle Cell Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "Deferoxamine",
          "type": "DRUG"
        },
        {
          "name": "Deferasirox",
          "type": "DRUG"
        },
        {
          "name": "Deferiprone",
          "type": "DRUG"
        },
        {
          "name": "Echocardiography",
          "type": "DEVICE"
        },
        {
          "name": "Electrocardiogram (ECG)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Inova Health Care Services",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2025-10-07",
      "completion_date": "2027-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-09",
      "last_synced_at": "2026-11-15T14:06:19.519Z",
      "location_count": 2,
      "location_summary": "Fairfax, Virginia • Falls Church, Virginia",
      "locations": [
        {
          "city": "Fairfax",
          "state": "Virginia"
        },
        {
          "city": "Falls Church",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07023666"
    },
    {
      "nct_id": "NCT00353899",
      "title": "Cardiovascular Magnetic Resonance Imaging of Pediatric Normal Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "8 Years to 21 Years"
      },
      "enrollment_count": 41,
      "start_date": "2006-07-14",
      "completion_date": "2017-04-26",
      "has_results": false,
      "last_update_posted_date": "2019-12-09",
      "last_synced_at": "2026-11-15T14:06:19.519Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00353899"
    },
    {
      "nct_id": "NCT07783607",
      "title": "MM-CARE: Cardiovascular Risk Assessment in Adults With Multiple Myeloma",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Multiple Myeloma",
        "Heart Disease Risk Factors"
      ],
      "interventions": [
        {
          "name": "Oncology-Embedded Cardiovascular Risk Assessment Pathway",
          "type": "OTHER"
        },
        {
          "name": "Primary Care Provider-Directed Cardiovascular Risk Assessment Pathway",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Vermont Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2028-02-01",
      "completion_date": "2028-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-25",
      "last_synced_at": "2026-11-15T14:06:19.519Z",
      "location_count": 1,
      "location_summary": "Burlington, Vermont",
      "locations": [
        {
          "city": "Burlington",
          "state": "Vermont"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07783607"
    },
    {
      "nct_id": "NCT00360425",
      "title": "A Study of the Electrocardiogram Effects and Pharmacokinetics of Ferumoxytol in Healthy Men and Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Anemia"
      ],
      "interventions": [
        {
          "name": "ferumoxytol",
          "type": "DRUG"
        },
        {
          "name": "moxifloxacin",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AMAG Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 174,
      "start_date": "2006-05",
      "completion_date": "2006-08",
      "has_results": false,
      "last_update_posted_date": "2022-04-04",
      "last_synced_at": "2026-11-15T14:06:19.519Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00360425"
    },
    {
      "nct_id": "NCT00556751",
      "title": "Evaluating Electrocardiogram (ECG) Abnormalities From Young Adulthood Through Middle Age",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiovascular Diseases"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5115,
      "start_date": "1985-01",
      "completion_date": "2006-09",
      "has_results": false,
      "last_update_posted_date": "2016-02-18",
      "last_synced_at": "2026-11-15T14:06:19.519Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00556751"
    },
    {
      "nct_id": "NCT00742053",
      "title": "Electrocardiogram (ECG) Guided Peripherally Inserted Central Catheter (PICC) Placement",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Primary Focus: Adult Subjects Who Require PICC Placement"
      ],
      "interventions": [
        {
          "name": "ECG-guided PICC placement",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "C. R. Bard",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 7,
      "start_date": "2008-06",
      "completion_date": "2009-03",
      "has_results": true,
      "last_update_posted_date": "2017-08-10",
      "last_synced_at": "2026-11-15T14:06:19.519Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00742053"
    },
    {
      "nct_id": "NCT03177681",
      "title": "The Effect of Yogurt in Cancer Patient With Moderate Gastrointestinal (GI) Symptoms",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Malignant Neoplasms of Independent (Primary) Multiple Sites"
      ],
      "interventions": [
        {
          "name": "Tongue Assessment",
          "type": "OTHER"
        },
        {
          "name": "Stool Sample",
          "type": "OTHER"
        },
        {
          "name": "Questionnaires",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Holter Monitor",
          "type": "DEVICE"
        },
        {
          "name": "Yogurt",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL",
        "DEVICE"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2022-03-01",
      "completion_date": "2023-03-21",
      "has_results": false,
      "last_update_posted_date": "2023-03-27",
      "last_synced_at": "2026-11-15T14:06:19.519Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03177681"
    }
  ]
}