{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=cognitive+tests+and+scales",
    "query": {
      "intervention": "cognitive tests and scales"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 23,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=cognitive+tests+and+scales&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-23T12:18:12.145Z",
  "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": "NCT02570451",
      "title": "Preoperative Cognitive Screening of Surgical Patients 65 Years of Age or Older",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mild Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "Patient Survey",
          "type": "OTHER"
        },
        {
          "name": "Mini Cog",
          "type": "OTHER"
        },
        {
          "name": "Independent Activities of Daily Living Score Sheet",
          "type": "OTHER"
        },
        {
          "name": "Activities of Daily Living Score Sheet",
          "type": "OTHER"
        },
        {
          "name": "Geriatric Depression Scale Short Form",
          "type": "OTHER"
        },
        {
          "name": "Confusion Assessment Method (CAM)",
          "type": "OTHER"
        },
        {
          "name": "RAND 36-Item Short Form Health Survey",
          "type": "OTHER"
        },
        {
          "name": "Grip Strength",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 711,
      "start_date": "2014-09",
      "completion_date": "2020-08",
      "has_results": false,
      "last_update_posted_date": "2021-04-15",
      "last_synced_at": "2026-09-23T12:18:12.145Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02570451"
    },
    {
      "nct_id": "NCT05579847",
      "title": "Feasibility of a Smart-Phone App for Patients With Advanced Renal Cell Carcinoma Undergoing Combination Immunotherapy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Renal Cell Carcinoma Stage IV"
      ],
      "interventions": [
        {
          "name": "mHealth Smart Phone Application",
          "type": "OTHER"
        },
        {
          "name": "eHEALS digital literacy test",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Weekly Quiz",
          "type": "BEHAVIORAL"
        },
        {
          "name": "European Organization for the Research and Treatment of Cancer Quality of Life Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient Post Intervention Survey",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "H. Lee Moffitt Cancer Center and Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2022-10-19",
      "completion_date": "2024-11-04",
      "has_results": false,
      "last_update_posted_date": "2025-12-04",
      "last_synced_at": "2026-09-23T12:18:12.145Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05579847"
    },
    {
      "nct_id": "NCT01112683",
      "title": "Efficacy and Safety of Memantine Hydrochloride in Enhancing the Cognitive Abilities of Young Adults With Down Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Down Syndrome"
      ],
      "interventions": [
        {
          "name": "Memantine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "32 Years",
        "sex": "ALL",
        "summary": "18 Years to 32 Years"
      },
      "enrollment_count": 42,
      "start_date": "2008-07",
      "completion_date": "2011-08",
      "has_results": true,
      "last_update_posted_date": "2013-02-01",
      "last_synced_at": "2026-09-23T12:18:12.145Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01112683"
    },
    {
      "nct_id": "NCT00001253",
      "title": "The Effects of Estrogen on Cognition in Girls With Turner Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Gonadal Dysgenesis",
        "Turner's Syndrome"
      ],
      "interventions": [
        {
          "name": "cognitive tests and scales",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 950,
      "start_date": "1990-05",
      "completion_date": "2004-03",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-09-23T12:18:12.145Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001253"
    },
    {
      "nct_id": "NCT03952637",
      "title": "A Phase 1/2 Study of Intravenous Gene Transfer With an AAV9 Vector Expressing Human Beta-galactosidase in Type I and Type II GM1 Gangliosidosis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Lysosomal Diseases",
        "Gangliosidosis",
        "GM1"
      ],
      "interventions": [
        {
          "name": "AAV9-GLB1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Abdominal ultrasound",
          "type": "PROCEDURE"
        },
        {
          "name": "Rituximab",
          "type": "DRUG"
        },
        {
          "name": "Sirolimus",
          "type": "DRUG"
        },
        {
          "name": "Methylprednisolone",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Audiology assessment with ABR",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Bone density scan (DEXA)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Electrocardiogram (EKG)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Echocardiogram",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Electroencephalogram (EEG) awake and extended overnight",
          "type": "OTHER"
        },
        {
          "name": "Laboratory tests",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Lumbar puncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Brain MRI/MRS/fMRI",
          "type": "PROCEDURE"
        },
        {
          "name": "Neurocognitive testing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Neurology exam",
          "type": "OTHER"
        },
        {
          "name": "PICC or other Central line placement",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Skeletal survey",
          "type": "PROCEDURE"
        },
        {
          "name": "Skin biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Speech and modified barium swallow study",
          "type": "PROCEDURE"
        },
        {
          "name": "Ophthalmology exam",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "DRUG",
        "DIAGNOSTIC_TEST",
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "National Human Genome Research Institute (NHGRI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "6 Months to 12 Years"
      },
      "enrollment_count": 54,
      "start_date": "2019-08-19",
      "completion_date": "2030-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-21",
      "last_synced_at": "2026-09-23T12:18:12.145Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03952637"
    },
    {
      "nct_id": "NCT02789020",
      "title": "Image Parkinson's Disease Progression Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "Rasagiline",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "DEVICE"
        },
        {
          "name": "functional Magnetic Resonance Imaging",
          "type": "DEVICE"
        },
        {
          "name": "Physical Function Performance Test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "77 Years",
        "sex": "ALL",
        "summary": "40 Years to 77 Years"
      },
      "enrollment_count": 96,
      "start_date": "2016-12",
      "completion_date": "2023-05-11",
      "has_results": true,
      "last_update_posted_date": "2023-09-06",
      "last_synced_at": "2026-09-23T12:18:12.145Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02789020"
    },
    {
      "nct_id": "NCT02473523",
      "title": "Yoga to Alleviate Fatigue, Anxiety and Pain in Adolescents During Treatment for Lymphoma or Leukemia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Leukemia",
        "Hodgkin Lymphoma",
        "Lymphoma, Non-Hodgkin's"
      ],
      "interventions": [
        {
          "name": "PedsQL Cancer Module",
          "type": "OTHER"
        },
        {
          "name": "PedsQL Multidimensional Fatigue Scale",
          "type": "OTHER"
        },
        {
          "name": "Biodex System 3 Dynamometer",
          "type": "DEVICE"
        },
        {
          "name": "Jamar Hydraulic Hand Dynamometer",
          "type": "DEVICE"
        },
        {
          "name": "Sit and Reach Test",
          "type": "OTHER"
        },
        {
          "name": "Test of Motor Proficiency",
          "type": "OTHER"
        },
        {
          "name": "Verbal Numeric Pain Scale",
          "type": "OTHER"
        },
        {
          "name": ":Yoga Therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "13 Years to 17 Years"
      },
      "enrollment_count": 2,
      "start_date": "2015-06",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2017-03-08",
      "last_synced_at": "2026-09-23T12:18:12.145Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02473523"
    },
    {
      "nct_id": "NCT03546387",
      "title": "Determining Whether Multiple Anesthesia Exposures Affect Cognitive Function for Retinoblastoma Patients",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pediatric Retinoblastoma",
        "Retinoblastoma"
      ],
      "interventions": [
        {
          "name": "Wechsler Intelligence Scale for Children, Fifth Edition (WISC-V)",
          "type": "OTHER"
        },
        {
          "name": "California Verbal Learning Test, Children's Version",
          "type": "OTHER"
        },
        {
          "name": "Beery Developmental Test of Visual Motor Integration, 6th edition",
          "type": "OTHER"
        },
        {
          "name": "Grooved Pegboard Test",
          "type": "OTHER"
        },
        {
          "name": "Behavior Assessment System for Children/Parent Report",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 75,
      "start_date": "2018-05-07",
      "completion_date": "2027-05-07",
      "has_results": false,
      "last_update_posted_date": "2026-06-03",
      "last_synced_at": "2026-09-23T12:18:12.145Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03546387"
    },
    {
      "nct_id": "NCT03127709",
      "title": "A Study of Memory, Thinking, and Brain Imaging in Adults With Histiocytosis",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Histiocytosis"
      ],
      "interventions": [
        {
          "name": "Trail Making Test, Parts A & B",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief Test of Attention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Symbol Span",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Controlled Oral Word Association Test",
          "type": "BEHAVIORAL"
        },
        {
          "name": "The Hopkins Verbal Learning Test-Revised",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Brief Visuospatial Memory Test-Revised",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Hospital Anxiety and Depression Scale",
          "type": "BEHAVIORAL"
        },
        {
          "name": "McGill Quality of Life Scale",
          "type": "BEHAVIORAL"
        },
        {
          "name": "MR Brain Imaging",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Resting state functional MRI",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Functional Assessment of Cancer Therapy Cognitive Scale (FACT-Cog)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Memorial Sloan Kettering 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": 13,
      "start_date": "2017-04-07",
      "completion_date": "2027-04",
      "has_results": false,
      "last_update_posted_date": "2026-05-07",
      "last_synced_at": "2026-09-23T12:18:12.145Z",
      "location_count": 4,
      "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Commack, New York + 1 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "Harrison",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03127709"
    },
    {
      "nct_id": "NCT07580183",
      "title": "Spatial Scene Recognition Memory in Epilepsy Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Focal Epilepsy",
        "Temporal Lobe Epilepsy",
        "Medically Refractory Epilepsy",
        "Memory Disorders",
        "Epilepsy Comorbidities",
        "Epilepsy Intractable",
        "Epilepsy Surgery",
        "Epilepsy, Temporal Lobe",
        "Memory Deficits",
        "Memory Disorder, Spatial",
        "Memory Dysfunction",
        "Spatial Perception"
      ],
      "interventions": [
        {
          "name": "Virtual Tour Recognition Memory Task",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Intracranial EEG Recording with Research Electrodes (Aim III only)",
          "type": "DEVICE"
        },
        {
          "name": "MRI Neuroimaging and Neuropsychological Assessment (Aim I)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DEVICE",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of California, Davis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 620,
      "start_date": "2024-07-01",
      "completion_date": "2030-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-12",
      "last_synced_at": "2026-09-23T12:18:12.145Z",
      "location_count": 2,
      "location_summary": "Sacramento, California • Atlanta, Georgia",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07580183"
    }
  ]
}