{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cognitive+Functions",
    "query": {
      "condition": "Cognitive Functions"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 3395,
    "total_pages": 340,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cognitive+Functions&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T04:27:41.153Z",
  "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": "NCT00298558",
      "title": "ACTIVE: Advanced Cognitive Training for Independent and Vital Elderly",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Aging",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Cognitive Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Carelon Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 2832,
      "start_date": "1998-03",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2014-04-16",
      "last_synced_at": "2026-09-03T04:27:41.153Z",
      "location_count": 7,
      "location_summary": "Birmingham, Alabama • Indianapolis, Indiana • Baltimore, Maryland + 4 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Cumberland",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00298558"
    },
    {
      "nct_id": "NCT00452868",
      "title": "Donepezil in Treating Young Patients With Primary Brain Tumors Previously Treated With Radiation Therapy to the Brain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Cognitive/Functional Effects",
        "Long-term Effects Secondary to Cancer Therapy in Children",
        "Neurotoxicity",
        "Psychosocial Effects of Cancer and Its Treatment",
        "Radiation Toxicity"
      ],
      "interventions": [
        {
          "name": "Donepezil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "8 Years to 17 Years"
      },
      "enrollment_count": 14,
      "start_date": "2006-06",
      "completion_date": "2010-02",
      "has_results": true,
      "last_update_posted_date": "2018-09-07",
      "last_synced_at": "2026-09-03T04:27:41.153Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00452868"
    },
    {
      "nct_id": "NCT02268617",
      "title": "Treadmill Walking in Individuals With Dementia With Lewy Bodies and Huntington's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Huntington Disease",
        "Lewy Body Disease"
      ],
      "interventions": [
        {
          "name": "Treadmill Walking",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 28,
      "start_date": "2013-02",
      "completion_date": "2016-09",
      "has_results": false,
      "last_update_posted_date": "2016-09-27",
      "last_synced_at": "2026-09-03T04:27:41.153Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02268617"
    },
    {
      "nct_id": "NCT02421497",
      "title": "MRI Technical Development and Applications in Kidney Disease",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Kidney Diseases",
        "Kidney Transplantation",
        "Dialysis",
        "Cognition Disorders"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 180,
      "start_date": "2028-06-30",
      "completion_date": "2029-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-09-03T04:27:41.153Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02421497"
    },
    {
      "nct_id": "NCT01736124",
      "title": "Computerized Cognitive Training for Diabetic Elderly Veterans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Diabetes Mellitus, Type 2"
      ],
      "interventions": [
        {
          "name": "computerized cognitive training",
          "type": "OTHER"
        },
        {
          "name": "control games",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "55 Years to 99 Years"
      },
      "enrollment_count": 199,
      "start_date": "2015-04-07",
      "completion_date": "2018-01-31",
      "has_results": true,
      "last_update_posted_date": "2023-07-27",
      "last_synced_at": "2026-09-03T04:27:41.153Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01736124"
    },
    {
      "nct_id": "NCT04554550",
      "title": "Post-operative Cognitive Function Following Pelvic Floor Surgery",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pelvic Organ Prolapse"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "60 Years and older · Female only"
      },
      "enrollment_count": 130,
      "start_date": "2020-08-13",
      "completion_date": "2022-02-28",
      "has_results": false,
      "last_update_posted_date": "2022-07-25",
      "last_synced_at": "2026-09-03T04:27:41.153Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04554550"
    },
    {
      "nct_id": "NCT02544074",
      "title": "Validity of the Electronic Self-Administered Gerocognitive Examination (eSAGE)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mild Cognitive Impairment",
        "Dementia"
      ],
      "interventions": [
        {
          "name": "neuropsychological testing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "eSAGE testing",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 69,
      "start_date": "2015-01",
      "completion_date": "2024-11-13",
      "has_results": true,
      "last_update_posted_date": "2025-03-25",
      "last_synced_at": "2026-09-03T04:27:41.153Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02544074"
    },
    {
      "nct_id": "NCT00903474",
      "title": "Mindful Movement Program in Improving Quality of Life in Older Female Breast Cancer Survivors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anxiety Disorder",
        "Breast Cancer",
        "Cancer Survivor",
        "Cognitive/Functional Effects",
        "Depression",
        "Psychosocial Effects of Cancer and Its Treatment"
      ],
      "interventions": [
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "study of socioeconomic and demographic variables",
          "type": "OTHER"
        },
        {
          "name": "CAM exercise therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "psychosocial assessment and care",
          "type": "PROCEDURE"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "stress management therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "50 Years and older · Female only"
      },
      "enrollment_count": 49,
      "start_date": "2008-08",
      "completion_date": "2010-04",
      "has_results": false,
      "last_update_posted_date": "2015-06-08",
      "last_synced_at": "2026-09-03T04:27:41.153Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00903474"
    },
    {
      "nct_id": "NCT00178360",
      "title": "Effects of Music Therapy on Huntington's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Huntington's Disease"
      ],
      "interventions": [
        {
          "name": "Music Therapy",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2004-07",
      "completion_date": "2010-06",
      "has_results": false,
      "last_update_posted_date": "2011-08-22",
      "last_synced_at": "2026-09-03T04:27:41.153Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00178360"
    },
    {
      "nct_id": "NCT04916210",
      "title": "Determinants of Incident Stroke Cognitive Outcomes and Vascular Effects on RecoverY",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ischemic Stroke",
        "Intracerebral Hemorrhage",
        "Subarachnoid Hemorrhage",
        "Dementia, Vascular",
        "Mild Cognitive Impairment",
        "Vascular Cognitive Impairment"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 8000,
      "start_date": "2021-03-05",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2025-11-03",
      "last_synced_at": "2026-09-03T04:27:41.153Z",
      "location_count": 31,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • San Diego, California + 24 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04916210"
    }
  ]
}