{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Normative+Values",
    "query": {
      "condition": "Normative Values"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 9,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T10:01:50.585Z",
  "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": "NCT01629108",
      "title": "Normal Values in Hearing and Balance Testing",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy Volunteer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute on Deafness and Other Communication Disorders (NIDCD)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "5 Years to 80 Years"
      },
      "enrollment_count": 500,
      "start_date": "2012-09-21",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-06-30",
      "last_synced_at": "2026-07-22T10:01:50.585Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01629108"
    },
    {
      "nct_id": "NCT02004938",
      "title": "Internal Jugular Ultrasound Measures During Respiration in Children",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ultrasound Measurements",
        "Normative Values"
      ],
      "interventions": [
        {
          "name": "Sonosite Titan Ultrasound Machine",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Louisville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 40,
      "start_date": "2014-01",
      "completion_date": "2015-06",
      "has_results": false,
      "last_update_posted_date": "2017-05-04",
      "last_synced_at": "2026-07-22T10:01:50.585Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02004938"
    },
    {
      "nct_id": "NCT00132353",
      "title": "Training for Diagnosing Neurological Disorders",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Musculoskeletal Physiology"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 241,
      "start_date": "2005-11-04",
      "completion_date": "2021-01-25",
      "has_results": false,
      "last_update_posted_date": "2021-01-26",
      "last_synced_at": "2026-07-22T10:01:50.585Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00132353"
    },
    {
      "nct_id": "NCT01609335",
      "title": "Normative Values for Cognitive Testing and Alzheimer's Imaging Biomarkers in Young Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Alzheimer's Disease"
      ],
      "interventions": [
        {
          "name": "F-18 FDG",
          "type": "DRUG"
        },
        {
          "name": "C-11 PiB",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "30 Years to 49 Years"
      },
      "enrollment_count": 41,
      "start_date": "2012-07",
      "completion_date": "2013-08",
      "has_results": false,
      "last_update_posted_date": "2014-08-08",
      "last_synced_at": "2026-07-22T10:01:50.585Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01609335"
    },
    {
      "nct_id": "NCT00848198",
      "title": "TearLab Core Validation Study to Establish Referent Values for Dry Eye Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Keratoconjunctivitis Sicca"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "TearLab Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 314,
      "start_date": "2009-02",
      "completion_date": "2011-03",
      "has_results": true,
      "last_update_posted_date": "2016-05-16",
      "last_synced_at": "2026-07-22T10:01:50.585Z",
      "location_count": 6,
      "location_summary": "San Diego, California • Louisville, Kentucky • Chesterfield, Missouri + 3 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Chesterfield",
          "state": "Missouri"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00848198"
    },
    {
      "nct_id": "NCT02279264",
      "title": "Product Validation Study of RightSpot Infant pH Indicator for Rapid Bedside Verification of Proper Nasogastric (NG) Tube Placement in Newborn Intensive Care (NICU) Patients",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Establish Normative pH Values in Neonates"
      ],
      "interventions": [
        {
          "name": "RightSpot Infant pH Indicator",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "RightBio Metrics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "24 Weeks",
        "maximum_age": "40 Weeks",
        "sex": "ALL",
        "summary": "24 Weeks to 40 Weeks"
      },
      "enrollment_count": 40,
      "start_date": "2014-09",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-10-31",
      "last_synced_at": "2026-07-22T10:01:50.585Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02279264"
    },
    {
      "nct_id": "NCT05869032",
      "title": "Normative QEEG/ERP Data for Healthy Volunteers",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Neuronetrix, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "59 Years",
        "sex": "ALL",
        "summary": "20 Years to 59 Years"
      },
      "enrollment_count": 80,
      "start_date": "2023-05-22",
      "completion_date": "2024-09-30",
      "has_results": false,
      "last_update_posted_date": "2024-03-29",
      "last_synced_at": "2026-07-22T10:01:50.585Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05869032"
    },
    {
      "nct_id": "NCT02609204",
      "title": "Normative Database for Pattern Electroretinogram (PERG) and Flash Electroretinogram (FERG)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Glaucoma"
      ],
      "interventions": [
        {
          "name": "Diopsys NOVA",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Wills Eye",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 51,
      "start_date": "2014-11",
      "completion_date": "2016-02",
      "has_results": true,
      "last_update_posted_date": "2018-12-04",
      "last_synced_at": "2026-07-22T10:01:50.585Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02609204"
    },
    {
      "nct_id": "NCT05924503",
      "title": "BRAIN-HEART Ultrasound Study Normative Values for Transcranial Doppler Based Cerebral Blood Flow Assessment",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mechanical Circulatory Support"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2024-05-22",
      "completion_date": "2025-12-22",
      "has_results": false,
      "last_update_posted_date": "2026-04-02",
      "last_synced_at": "2026-07-22T10:01:50.585Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05924503"
    }
  ]
}