{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Validation+Study",
    "query": {
      "condition": "Validation Study"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 489,
    "total_pages": 49,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Validation+Study&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T14:03:13.951Z",
  "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": "NCT04459273",
      "title": "Prospective Exploratory Study of FAPi PET/CT With Histopathology Validation in Patients With Various Cancers",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Bladder Carcinoma",
        "Cervical Carcinoma",
        "Cholangiocarcinoma",
        "Hematopoietic and Lymphoid Cell Neoplasm",
        "Hepatocellular Carcinoma",
        "Malignant Adrenal Gland Neoplasm",
        "Malignant Brain Neoplasm",
        "Malignant Pleural Neoplasm",
        "Malignant Skin Neoplasm",
        "Malignant Solid Neoplasm",
        "Malignant Testicular Neoplasm",
        "Malignant Thymus Neoplasm",
        "Neuroendocrine Neoplasm",
        "Thyroid Gland Carcinoma",
        "Urothelial Carcinoma",
        "Cancer of Unknown Primary Site"
      ],
      "interventions": [
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Gallium Ga 68 FAPi-46",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "18F-FDG",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Jonsson Comprehensive 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": 26,
      "start_date": "2020-08-27",
      "completion_date": "2027-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-02-05",
      "last_synced_at": "2026-07-22T14:03:13.951Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04459273"
    },
    {
      "nct_id": "NCT02455388",
      "title": "d13C Added Sugar Intake Biomarker: Determining Validity in Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Validation Studies"
      ],
      "interventions": [
        {
          "name": "High added sugar diet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Low added sugar diet",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Virginia Polytechnic Institute and State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "6 Years to 18 Years"
      },
      "enrollment_count": 370,
      "start_date": "2014-04",
      "completion_date": "2018-02",
      "has_results": true,
      "last_update_posted_date": "2019-02-26",
      "last_synced_at": "2026-07-22T14:03:13.951Z",
      "location_count": 1,
      "location_summary": "Blacksburg, Virginia",
      "locations": [
        {
          "city": "Blacksburg",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02455388"
    },
    {
      "nct_id": "NCT00694486",
      "title": "Eustachian Tube Testing in a Pressure Chamber -- Validation Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Otitis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2008-01",
      "completion_date": "2010-07",
      "has_results": false,
      "last_update_posted_date": "2019-02-28",
      "last_synced_at": "2026-07-22T14:03:13.951Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00694486"
    },
    {
      "nct_id": "NCT00212329",
      "title": "T Cell Validation Study Using Blood Samples From Subjects With Recent Onset Type 1 Diabetes Mellitus",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Type 1 Diabetes Mellitus"
      ],
      "interventions": [
        {
          "name": "T Cell Proliferation and Autoreactivity Assays",
          "type": "PROCEDURE"
        },
        {
          "name": "Cellular Immunoblot Assays",
          "type": "PROCEDURE"
        },
        {
          "name": "Tetramer Studies",
          "type": "PROCEDURE"
        },
        {
          "name": "Cytokine ELISPOT",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "8 Years to 35 Years"
      },
      "enrollment_count": 100,
      "start_date": "2005-09",
      "completion_date": "2007-09",
      "has_results": false,
      "last_update_posted_date": "2016-05-13",
      "last_synced_at": "2026-07-22T14:03:13.951Z",
      "location_count": 13,
      "location_summary": "Los Angeles, California • San Francisco, California • Stanford, California + 10 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00212329"
    },
    {
      "nct_id": "NCT05992324",
      "title": "A Validation Study to Evaluate the Performance of Caption Health Lung Guidance and Interpretation",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Shortness of Breath"
      ],
      "interventions": [
        {
          "name": "Caption LungAI",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Caption Health, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 220,
      "start_date": "2023-07-17",
      "completion_date": "2025-03-01",
      "has_results": false,
      "last_update_posted_date": "2024-11-26",
      "last_synced_at": "2026-07-22T14:03:13.951Z",
      "location_count": 4,
      "location_summary": "New Haven, Connecticut • Chicago, Illinois • Greensboro, North Carolina",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Greensboro",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05992324"
    },
    {
      "nct_id": "NCT00589810",
      "title": "Whole Genome Association Study to Identify and Validate Genes for Restenosis: CardioGene Validation Proposal",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Coronary Restenosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 761,
      "start_date": "2007-08",
      "completion_date": "2011-11",
      "has_results": false,
      "last_update_posted_date": "2017-03-24",
      "last_synced_at": "2026-07-22T14:03:13.951Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00589810"
    },
    {
      "nct_id": "NCT06836479",
      "title": "Using Continuous Glucose Monitoring to Quantify the Effects of NOURISH's Culturally Modified Meals on Asian Americans With Type 2 Diabetes",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 2 Diabetes Mellitus (T2DM)",
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "NOURISH Diet",
          "type": "OTHER"
        },
        {
          "name": "Self-Selected Diet (Control)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2026-01-08",
      "completion_date": "2026-11",
      "has_results": false,
      "last_update_posted_date": "2026-06-24",
      "last_synced_at": "2026-07-22T14:03:13.951Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06836479"
    },
    {
      "nct_id": "NCT06304168",
      "title": "Validation of DNA Methylation Markers for Universal and Site-specific Guided Cancer Detection, VANGUARD Study",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hematopoietic and Lymphatic System Neoplasm",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Non-Interventional Study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6150,
      "start_date": "2019-05-13",
      "completion_date": "2028-05-15",
      "has_results": false,
      "last_update_posted_date": "2026-03-03",
      "last_synced_at": "2026-07-22T14:03:13.951Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06304168"
    },
    {
      "nct_id": "NCT04662918",
      "title": "Validation of CAGIB Score for In-hospital Mortality of Cirrhotic Patients With Acute Gastrointestinal Bleeding",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "GastroIntestinal Bleeding"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Xingshun Qi",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3000,
      "start_date": "2022-01-01",
      "completion_date": "2025-12",
      "has_results": false,
      "last_update_posted_date": "2025-10-07",
      "last_synced_at": "2026-07-22T14:03:13.951Z",
      "location_count": 1,
      "location_summary": "Scranton, Pennsylvania",
      "locations": [
        {
          "city": "Scranton",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04662918"
    },
    {
      "nct_id": "NCT00662259",
      "title": "Drug Treatment Validation of Functional Magnetic Resonance Imaging in Generalized Anxiety Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Generalized Anxiety Disorder"
      ],
      "interventions": [
        {
          "name": "Alprazolam (Xanax)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 32,
      "start_date": "2008-04",
      "completion_date": "2009-09",
      "has_results": true,
      "last_update_posted_date": "2019-07-25",
      "last_synced_at": "2026-07-22T14:03:13.951Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00662259"
    }
  ]
}