{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Registry+study&page=19",
    "query": {
      "intervention": "Registry study",
      "page": 19
    },
    "page_size": 10
  },
  "pagination": {
    "page": 19,
    "page_size": 10,
    "total_count": 785,
    "total_pages": 79,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Registry+study&page=20&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Registry+study&page=18&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-31T06:28:09.634Z",
  "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": "NCT04259125",
      "title": "Evaluating the Role of Inflammation in Neonatal Epileptogenesis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Neonatal Seizure",
        "Epilepsy",
        "Seizures",
        "Inflammatory Response"
      ],
      "interventions": [
        {
          "name": "Blood draw",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Survey",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "4 Days",
        "sex": "ALL",
        "summary": "1 Day to 4 Days"
      },
      "enrollment_count": 72,
      "start_date": "2018-12-15",
      "completion_date": "2025-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-01-26",
      "last_synced_at": "2026-10-31T06:28:09.634Z",
      "location_count": 4,
      "location_summary": "Oakland, California • San Francisco, California • Boston, Massachusetts + 1 more",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04259125"
    },
    {
      "nct_id": "NCT03130777",
      "title": "ALTERRA: SAPIEN 3 THV With the Alterra Adaptive Prestent",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pulmonary Disease",
        "Transcatheter Pulmonary Valve Replacement (TPVR)",
        "Tetralogy of Fallot",
        "Congenital Heart Disease",
        "Pulmonary Regurgitation"
      ],
      "interventions": [
        {
          "name": "Edwards Alterra Adaptive Prestent with SAPIEN 3 THV",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Edwards Lifesciences",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 86,
      "start_date": "2017-08-22",
      "completion_date": "2032-06",
      "has_results": true,
      "last_update_posted_date": "2026-10-20",
      "last_synced_at": "2026-10-31T06:28:09.634Z",
      "location_count": 14,
      "location_summary": "Los Angeles, California • San Francisco, California • Aurora, Colorado + 10 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03130777"
    },
    {
      "nct_id": "NCT02564692",
      "title": "GeneMatch: A Program of the Alzheimer's Prevention Registry to Match Individuals to Studies Based on Apolipoprotein E (APOE) Genotype",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Banner Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "50 Years to 90 Years"
      },
      "enrollment_count": 500000,
      "start_date": "2015-11",
      "completion_date": "2030-12",
      "has_results": false,
      "last_update_posted_date": "2025-12-09",
      "last_synced_at": "2026-10-31T06:28:09.634Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02564692"
    },
    {
      "nct_id": "NCT06136273",
      "title": "Penetrating Trauma Registry and Open Source Data",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Penetrating Trauma Registry and Open Source Data"
      ],
      "interventions": [
        {
          "name": "Treatment measures and intervention strategies",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Methodist Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "16 Years to 75 Years"
      },
      "enrollment_count": 200,
      "start_date": "2023-08-15",
      "completion_date": "2025-08-19",
      "has_results": false,
      "last_update_posted_date": "2023-11-18",
      "last_synced_at": "2026-10-31T06:28:09.634Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06136273"
    },
    {
      "nct_id": "NCT00071175",
      "title": "Lupus Genetics Studies",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Systemic Lupus Erythematosus"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Oklahoma Medical Research Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 3460,
      "start_date": "1995-10",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2017-09-18",
      "last_synced_at": "2026-10-31T06:28:09.634Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00071175"
    },
    {
      "nct_id": "NCT07174388",
      "title": "An External Control Arm Study in Non-Small Cell Lung Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Non Small Cell Lung Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "N-Power Medicine",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 650,
      "start_date": "2026-01-07",
      "completion_date": "2029-04",
      "has_results": false,
      "last_update_posted_date": "2026-09-22",
      "last_synced_at": "2026-10-31T06:28:09.634Z",
      "location_count": 11,
      "location_summary": "Monterey, California • Dover, Delaware • Milford, Delaware + 8 more",
      "locations": [
        {
          "city": "Monterey",
          "state": "California"
        },
        {
          "city": "Dover",
          "state": "Delaware"
        },
        {
          "city": "Milford",
          "state": "Delaware"
        },
        {
          "city": "Barrington",
          "state": "Illinois"
        },
        {
          "city": "Elk Grove",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07174388"
    },
    {
      "nct_id": "NCT01808937",
      "title": "Morphea in Adults and Children (MAC) Cohort Study: A Morphea Registry and DNA Repository",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Scleroderma, Localized",
        "Morphea",
        "Frontal Linear Scleroderma en Coup de Sabre",
        "Scleroderma, Circumscribed",
        "Scleroderma, Linear"
      ],
      "interventions": [
        {
          "name": "Morphea",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "Up to 90 Years"
      },
      "enrollment_count": 500,
      "start_date": "2007-05",
      "completion_date": "2028-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-12",
      "last_synced_at": "2026-10-31T06:28:09.634Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01808937"
    },
    {
      "nct_id": "NCT03564483",
      "title": "Gynecologic Extramammary Paget's Disease",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Extramammary Paget's Disease",
        "Extramammary Paget Disease",
        "Paget Disease, Extramammary",
        "Extramammary Paget's Disease of Vulva (Diagnosis)",
        "Extramammary Paget's Disease of Vagina (Diagnosis)",
        "Extramammary Paget's Disease Vulva Invasive",
        "Extramammary Paget's Disease of Anus (Diagnosis)",
        "Extramammary Paget's Disease of Anal Canal (Diagnosis)",
        "Extramammary Paget's Disease of Skin"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 100,
      "start_date": "2018-02-19",
      "completion_date": "2050-12",
      "has_results": false,
      "last_update_posted_date": "2026-01-28",
      "last_synced_at": "2026-10-31T06:28:09.634Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03564483"
    },
    {
      "nct_id": "NCT01213641",
      "title": "Clinical Outcomes and Safety: A Registry Study of Ilaris (Canakinumab) Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cryopyrin-associated Periodic Syndromes (CAPS)",
        "Familial Cold Autoinflam Syn (FCAS)",
        "Muckle-wells Syn (MWS)",
        "Neonatal Onset Multisystem Inflam Disease (NOMID)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 288,
      "start_date": "2009-11",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2016-03-28",
      "last_synced_at": "2026-10-31T06:28:09.634Z",
      "location_count": 3,
      "location_summary": "Little Rock, Arizona • Columbus, Georgia • Chicago, Illinois",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arizona"
        },
        {
          "city": "Columbus",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01213641"
    },
    {
      "nct_id": "NCT06949553",
      "title": "An Observational Study to Learn More About Vasomotor Symptoms Burden and Treatment Patterns in Menopausal Women Before and After Participating in OASIS Studies",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Vasomotor Symptoms (VMS) Associated With Menopause"
      ],
      "interventions": [
        {
          "name": "No study intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "40 Years to 65 Years · Female only"
      },
      "enrollment_count": 24,
      "start_date": "2025-04-30",
      "completion_date": "2025-08-28",
      "has_results": false,
      "last_update_posted_date": "2026-06-16",
      "last_synced_at": "2026-10-31T06:28:09.634Z",
      "location_count": 1,
      "location_summary": "Whippany, New Jersey",
      "locations": [
        {
          "city": "Whippany",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06949553"
    }
  ]
}