{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ECG&page=26",
    "query": {
      "intervention": "ECG",
      "page": 26
    },
    "page_size": 10
  },
  "pagination": {
    "page": 26,
    "page_size": 10,
    "total_count": 701,
    "total_pages": 71,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ECG&page=27&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ECG&page=25&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-19T12:26:54.308Z",
  "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": "NCT05450809",
      "title": "Performance and Accuracy of an AI Enhanced Smart Watch Single Lead ECG",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 1000,
      "start_date": "2021-11-05",
      "completion_date": "2022-11-02",
      "has_results": false,
      "last_update_posted_date": "2022-12-28",
      "last_synced_at": "2026-10-19T12:26:54.308Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05450809"
    },
    {
      "nct_id": "NCT03971487",
      "title": "Ocrelizumab for Psychosis by Autoimmunity",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Schizo-Affective Type of Psychosis",
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "Psychosis and cognitive assessments",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Physical and neuro-cognitive evaluations",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Safety labs and electrocardiogram",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Ocrelizumab infusion",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DIAGNOSTIC_TEST",
        "BIOLOGICAL"
      ],
      "sponsor": "The Methodist Hospital Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 40,
      "start_date": "2019-10-01",
      "completion_date": "2028-10-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-01",
      "last_synced_at": "2026-10-19T12:26:54.308Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03971487"
    },
    {
      "nct_id": "NCT06827548",
      "title": "Recording Cutaneous Vagal Nerve Activity With Multi-Electrode Array (MEA) in Patients Undergoing VNS Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vagus Nerve Stimulation"
      ],
      "interventions": [
        {
          "name": "Multi-Electrode Array (MEA) Recording",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 22,
      "start_date": "2021-05-26",
      "completion_date": "2022-07-13",
      "has_results": true,
      "last_update_posted_date": "2026-10-14",
      "last_synced_at": "2026-10-19T12:26:54.308Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06827548"
    },
    {
      "nct_id": "NCT04219501",
      "title": "Ventricular Arrhythmia Ablation With the Use of Non-Invasive ECG Imaging Technology",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Premature Ventricular Contraction",
        "Ventricular Tachycardia"
      ],
      "interventions": [
        {
          "name": "VIVO",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 0,
      "start_date": "2021-02-01",
      "completion_date": "2022-12-31",
      "has_results": false,
      "last_update_posted_date": "2021-03-08",
      "last_synced_at": "2026-10-19T12:26:54.308Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04219501"
    },
    {
      "nct_id": "NCT03868150",
      "title": "Prevention of Postop Atrial Fibrillation Through Intraoperative Inducibility of Atrial Fibrillation and Amiodarone Treatment",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postoperative Atrial Fibrillation"
      ],
      "interventions": [
        {
          "name": "Amiodarone Injection",
          "type": "DRUG"
        },
        {
          "name": "Intraoperative Rapid Atrial Pacing",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "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": 600,
      "start_date": "2017-03-01",
      "completion_date": "2050-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-17",
      "last_synced_at": "2026-10-19T12:26:54.308Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03868150"
    },
    {
      "nct_id": "NCT05441852",
      "title": "A Study to Detect Hyperkalemia Using Smartphone-enabled Electrocardiogram (EKG)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hyperkalemia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "50 Years to 89 Years"
      },
      "enrollment_count": 1151,
      "start_date": "2022-03-31",
      "completion_date": "2023-07-07",
      "has_results": false,
      "last_update_posted_date": "2023-07-14",
      "last_synced_at": "2026-10-19T12:26:54.308Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05441852"
    },
    {
      "nct_id": "NCT02188498",
      "title": "Electrocardiography Data Analysis in Sleep Disorders",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sleep Disorders",
        "Sleep Apnea",
        "Sleep Disordered Breathing"
      ],
      "interventions": [
        {
          "name": "Polysomnography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 120,
      "start_date": "2013-09",
      "completion_date": "2017-12",
      "has_results": false,
      "last_update_posted_date": "2019-01-04",
      "last_synced_at": "2026-10-19T12:26:54.308Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02188498"
    },
    {
      "nct_id": "NCT05201014",
      "title": "Cancer Survivor Cardiomyopathy Detection",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiovascular Diseases",
        "Cancer"
      ],
      "interventions": [
        {
          "name": "NT-pro-BNP",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Electrocardiogram",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Echocardiogram",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 112,
      "start_date": "2022-03-03",
      "completion_date": "2026-02-09",
      "has_results": false,
      "last_update_posted_date": "2026-08-10",
      "last_synced_at": "2026-10-19T12:26:54.308Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05201014"
    },
    {
      "nct_id": "NCT01340963",
      "title": "The Signal-averaged ElectrocArdiogram in Long Term Follow-up of Chronic CHagas Disease - RIO de Janeiro Cohort",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chagas Cardiomyopathy",
        "Cardiac Arrhythmia",
        "Stroke",
        "Left Ventricular Function Systolic Dysfunction",
        "Cardiac Death"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Universidade Gama Filho",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 100,
      "start_date": "1995-06",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2013-12-10",
      "last_synced_at": "2026-10-19T12:26:54.308Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01340963"
    },
    {
      "nct_id": "NCT00789165",
      "title": "Empiric Quinidine for Asymptomatic Brugada Syndrome",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Arrhythmia"
      ],
      "interventions": [
        {
          "name": "quinidine",
          "type": "DRUG"
        },
        {
          "name": "no therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "International Registry of Asymptomatic Brugada Syndrome",
      "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": "2009-12",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2020-02-13",
      "last_synced_at": "2026-10-19T12:26:54.308Z",
      "location_count": 1,
      "location_summary": "Wynnewood, Pennsylvania",
      "locations": [
        {
          "city": "Wynnewood",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00789165"
    }
  ]
}