{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Validation+Study&page=15",
    "query": {
      "condition": "Validation Study",
      "page": 15
    },
    "page_size": 10
  },
  "pagination": {
    "page": 15,
    "page_size": 10,
    "total_count": 503,
    "total_pages": 51,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Validation+Study&page=16&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Validation+Study&page=14&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T13:03:52.955Z",
  "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": "NCT01900769",
      "title": "Calculating Blood Volume by Dilution of Hemoglobin - Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Determine Validity of Concept of Using Hemoglobin Dilution to Assess/Measure Blood Volume."
      ],
      "interventions": [
        {
          "name": "Blood Volume Dilution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kai Schoenhage",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 20,
      "start_date": "2013-05",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2014-02-19",
      "last_synced_at": "2026-10-23T13:03:52.955Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01900769"
    },
    {
      "nct_id": "NCT04422288",
      "title": "MSK Validation Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Proximal Junctional Kyphosis",
        "Spino-pelvic Alignment",
        "Thoracolumbar Spinal Fusion"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "NuVasive",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2020-05-15",
      "completion_date": "2022-10-01",
      "has_results": false,
      "last_update_posted_date": "2025-12-22",
      "last_synced_at": "2026-10-23T13:03:52.955Z",
      "location_count": 2,
      "location_summary": "Aurora, Colorado • Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04422288"
    },
    {
      "nct_id": "NCT03289780",
      "title": "Clinical Effectiveness Assessment of VeriStrat® Testing and Validation of Immunotherapy Tests in NSCLC Subjects",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Non-Small Cell Lung Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Biodesix, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5006,
      "start_date": "2016-04-04",
      "completion_date": "2025-12",
      "has_results": false,
      "last_update_posted_date": "2025-09-19",
      "last_synced_at": "2026-10-23T13:03:52.955Z",
      "location_count": 42,
      "location_summary": "Huntsville, Alabama • Tuscaloosa, Alabama • Fayetteville, Arkansas + 38 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Pleasanton",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03289780"
    },
    {
      "nct_id": "NCT04972162",
      "title": "Fitting Strategy Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss, Sensorineural"
      ],
      "interventions": [
        {
          "name": "Web App Strategy Fitting",
          "type": "DEVICE"
        },
        {
          "name": "Standard-of-care Fitting",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "WSAUD A/S",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2021-07-26",
      "completion_date": "2021-11-12",
      "has_results": true,
      "last_update_posted_date": "2025-09-30",
      "last_synced_at": "2026-10-23T13:03:52.955Z",
      "location_count": 1,
      "location_summary": "Vermillion, South Dakota",
      "locations": [
        {
          "city": "Vermillion",
          "state": "South Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04972162"
    },
    {
      "nct_id": "NCT01129869",
      "title": "Research Participant Perception of Care Project: Part II: Fielding and Validation of the Research Participant Perception Survey Derived From Focus Group-Identified Key Dimensions of the Research Participant Experience",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Participation Satisfaction"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 743,
      "start_date": "2010-05-13",
      "completion_date": "2018-02-01",
      "has_results": false,
      "last_update_posted_date": "2018-04-05",
      "last_synced_at": "2026-10-23T13:03:52.955Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01129869"
    },
    {
      "nct_id": "NCT02252757",
      "title": "Assess Measurements of Wireless Cardiac Output Device",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Congestive Heart Failure"
      ],
      "interventions": [
        {
          "name": "CoVa",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Aventyn, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2014-09",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2014-10-16",
      "last_synced_at": "2026-10-23T13:03:52.955Z",
      "location_count": 1,
      "location_summary": "Scottsdale, Arizona",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02252757"
    },
    {
      "nct_id": "NCT02026076",
      "title": "Manual Unloading of the Lumbar Spine: Can it Predict Responders to Mechanical Traction?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Low Back Pain"
      ],
      "interventions": [
        {
          "name": "mechanical lumbar traction",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "UConn Health",
      "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": 30,
      "start_date": "2012-05",
      "completion_date": "2012-08",
      "has_results": false,
      "last_update_posted_date": "2014-01-01",
      "last_synced_at": "2026-10-23T13:03:52.955Z",
      "location_count": 1,
      "location_summary": "Farmington, Connecticut",
      "locations": [
        {
          "city": "Farmington",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02026076"
    },
    {
      "nct_id": "NCT06560034",
      "title": "VicorderCS NIBP Validation Study to Review The Ability to Capture Blood Pressure Measurements",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiovascular Diseases",
        "Blood Pressure",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "VicorderCS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "80 Beats Medical",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 86,
      "start_date": "2024-08-15",
      "completion_date": "2025-07-14",
      "has_results": true,
      "last_update_posted_date": "2026-06-29",
      "last_synced_at": "2026-10-23T13:03:52.955Z",
      "location_count": 1,
      "location_summary": "Breckenridge, Colorado",
      "locations": [
        {
          "city": "Breckenridge",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06560034"
    },
    {
      "nct_id": "NCT00350714",
      "title": "BreathID Multi-center HCV Liver Breath Test Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "MBT and BreathID",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Meridian Bioscience, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2006-07",
      "completion_date": "2007-02",
      "has_results": false,
      "last_update_posted_date": "2022-12-20",
      "last_synced_at": "2026-10-23T13:03:52.955Z",
      "location_count": 4,
      "location_summary": "New York, New York • Houston, Texas • Richmond, Virginia",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        },
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00350714"
    },
    {
      "nct_id": "NCT03749187",
      "title": "BGB-290 and Temozolomide in Treating Isocitrate Dehydrogenase (IDH)1/2-Mutant Grade I-IV Gliomas",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Glioblastoma",
        "IDH1 Gene Mutation",
        "IDH2 Gene Mutation",
        "Low Grade Glioma",
        "Malignant Glioma",
        "Recurrent Glioblastoma",
        "Recurrent WHO Grade II Glioma",
        "Recurrent WHO Grade III Glioma",
        "WHO Grade II Glioma",
        "WHO Grade III Glioma"
      ],
      "interventions": [
        {
          "name": "PARP Inhibitor BGB-290",
          "type": "DRUG"
        },
        {
          "name": "Temozolomide (TMZ)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "13 Years to 39 Years"
      },
      "enrollment_count": 78,
      "start_date": "2019-04-03",
      "completion_date": "2029-07-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-13",
      "last_synced_at": "2026-10-23T13:03:52.955Z",
      "location_count": 11,
      "location_summary": "Los Angeles, California • San Francisco, California • New Haven, Connecticut + 8 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03749187"
    }
  ]
}