{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Retrospective+analysis",
    "query": {
      "intervention": "Retrospective analysis"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 217,
    "total_pages": 22,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Retrospective+analysis&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T15:15:00.394Z",
  "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": "NCT03676647",
      "title": "Diagnostic DNA Methylation Signature in Diagnosing Thyroid Cancer After Fine-Needle Aspiration in Patients With Thyroid Nodules",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Thyroid Gland Nodule"
      ],
      "interventions": [
        {
          "name": "Diagnostic DNA Methylation Signature",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2027-01-01",
      "completion_date": "2028-09-25",
      "has_results": false,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-09-04T15:15:00.394Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03676647"
    },
    {
      "nct_id": "NCT07775976",
      "title": "Cor360: Clinician-Facing Broad-Spectrum Cardiac Phenotyping and Risk Assessment Using COR® Wearable ECG to Inform Outcomes-Oriented Care Pathways",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiovascular Diseases",
        "Cardiovascular Diseases Risk",
        "Cardiac Conduction System Disease",
        "Bundle/Fascicular Abnormalities",
        "His-Purkinje Disease",
        "Arrhythmias, Cardiac",
        "Rhythm Phenotypes",
        "Myocardial Ischemia",
        "Syncope",
        "Syncope Recurrent",
        "Syncope and Collapse",
        "Seizure Disorder",
        "Sleep Apnea Syndrome, Obstructive",
        "Decision Support Systems, Clinical",
        "Heart Failure - NYHA II - IV",
        "Heart Failure (for Example, Fluid Overload)",
        "HRV",
        "Cardiopulmonary",
        "Sudden Cardiac Arrest",
        "Cardiac Arrest (CA)",
        "Ventricular Arrhythmias and Cardiac Arrest",
        "Ventricular Fibrillation",
        "QT Dispersion",
        "Atrial Cardiomyopathy"
      ],
      "interventions": [
        {
          "name": "COR Wearable ECG Monitoring",
          "type": "DEVICE"
        },
        {
          "name": "Cor360 Clinician-Facing Decision-Aid Reporting",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Peerbridge Health, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2026-08-20",
      "completion_date": "2030-06-17",
      "has_results": false,
      "last_update_posted_date": "2026-08-21",
      "last_synced_at": "2026-09-04T15:15:00.394Z",
      "location_count": 2,
      "location_summary": "Pasadena, California • Nashville, Tennessee",
      "locations": [
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07775976"
    },
    {
      "nct_id": "NCT01815879",
      "title": "Metastatic Colorectal Cancer Liver Metastases Outcomes After Resin 90Y Microsphere Radioembolization in the USA Evaluation Project",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer",
        "Liver Metastases"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Andrew Kennedy",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2012-12",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-03-21",
      "last_synced_at": "2026-09-04T15:15:00.394Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01815879"
    },
    {
      "nct_id": "NCT01324895",
      "title": "Retrospective Analysis of Treatment Outcomes in Patients With Bacterial Overgrowth Syndrome Diagnosed by D-Xylose Breath Testing",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Small Intestinal Bacterial Overgrowth Syndrome (SIBO)",
        "Small Bowel Bacterial Overgrowth Syndrome (SBBOS)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 944,
      "start_date": "2010-08",
      "completion_date": "2012-03",
      "has_results": false,
      "last_update_posted_date": "2012-03-26",
      "last_synced_at": "2026-09-04T15:15:00.394Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01324895"
    },
    {
      "nct_id": "NCT02532361",
      "title": "Proportion of Hysterectomy After Female Sterilization",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hysterectomy"
      ],
      "interventions": [
        {
          "name": "Hysteroscopic device placement including Essure (ESS305, BAY1454032)",
          "type": "DEVICE"
        },
        {
          "name": "Tubal ligation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 49 Years · Female only"
      },
      "enrollment_count": 10578,
      "start_date": "2015-08",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2016-12-23",
      "last_synced_at": "2026-09-04T15:15:00.394Z",
      "location_count": 1,
      "location_summary": "New Jersey, New Jersey",
      "locations": [
        {
          "city": "New Jersey",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02532361"
    },
    {
      "nct_id": "NCT07023445",
      "title": "Patterns of Inclisiran Use in the Real World: An Analysis of US Databases",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atherosclerotic Cardiovascular Disease",
        "Familial Hypercholesterolemia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 37688,
      "start_date": "2023-01-20",
      "completion_date": "2024-06-28",
      "has_results": false,
      "last_update_posted_date": "2025-06-17",
      "last_synced_at": "2026-09-04T15:15:00.394Z",
      "location_count": 1,
      "location_summary": "East Hanover, New Jersey",
      "locations": [
        {
          "city": "East Hanover",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07023445"
    },
    {
      "nct_id": "NCT01502839",
      "title": "Role of NSI in Differentiating Between Mild Traumatic Brain Injury And Behavioral Health Conditions",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Traumatic Brain Injury",
        "Post-Concussive Symptoms",
        "Post-Traumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "No Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "VA Eastern Colorado Health Care System",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 887,
      "start_date": "2011-03",
      "completion_date": "2015-05",
      "has_results": false,
      "last_update_posted_date": "2017-05-15",
      "last_synced_at": "2026-09-04T15:15:00.394Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01502839"
    },
    {
      "nct_id": "NCT00760357",
      "title": "A Retrospective Analysis of Patients With Full Thickness Wounds in Limbs With Critical Ischemia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Critical Limb Ischemia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Southwest Regional Wound Care Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 190,
      "start_date": "2007-04",
      "completion_date": "2008-04",
      "has_results": false,
      "last_update_posted_date": "2015-11-26",
      "last_synced_at": "2026-09-04T15:15:00.394Z",
      "location_count": 1,
      "location_summary": "Lubbock, Texas",
      "locations": [
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00760357"
    },
    {
      "nct_id": "NCT00723073",
      "title": "Caspofungin or Micafungin as Empiric Antifungal Therapy for Persistent Fever and Neutropenia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Febrile Neutropenia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 323,
      "start_date": "2008-01",
      "completion_date": "2008-05",
      "has_results": true,
      "last_update_posted_date": "2010-08-31",
      "last_synced_at": "2026-09-04T15:15:00.394Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00723073"
    },
    {
      "nct_id": "NCT02681731",
      "title": "Impact of Neuromonitoring During Cardiac Procedures",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Delirium",
        "Stroke",
        "Acute Kidney Injury"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Medtronic - MITG",
      "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": 250000,
      "start_date": "2016-03",
      "completion_date": "2017-12-31",
      "has_results": false,
      "last_update_posted_date": "2018-03-15",
      "last_synced_at": "2026-09-04T15:15:00.394Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02681731"
    }
  ]
}