{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+Test&page=27",
    "query": {
      "intervention": "Cognitive Test",
      "page": 27
    },
    "page_size": 10
  },
  "pagination": {
    "page": 27,
    "page_size": 10,
    "total_count": 1073,
    "total_pages": 108,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+Test&page=28&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+Test&page=26&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-03T04:31:02.916Z",
  "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": "NCT03817931",
      "title": "Higher Neural Changes Following Anticholinergic, Beta 3 Agonist, or Placebo in Patients With Overactive Bladder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Overactive Bladder",
        "Dementia",
        "Lower Urinary Tract Symptoms",
        "Incontinence, Urge"
      ],
      "interventions": [
        {
          "name": "Anticholinergic",
          "type": "DRUG"
        },
        {
          "name": "Beta-3 Agonists, Adrenergic",
          "type": "DRUG"
        },
        {
          "name": "Functional magnetic resonance imaging (fMRI)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Rey Auditory Verbal Learning Test (RAVLT)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Baylor Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 90 Years · Female only"
      },
      "enrollment_count": 12,
      "start_date": "2019-08-05",
      "completion_date": "2022-02-26",
      "has_results": false,
      "last_update_posted_date": "2024-02-02",
      "last_synced_at": "2026-11-03T04:31:02.916Z",
      "location_count": 2,
      "location_summary": "Houston, Texas • Temple, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Temple",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03817931"
    },
    {
      "nct_id": "NCT00437060",
      "title": "Brain Function in Young Patients Receiving Methotrexate for Acute Lymphoblastic Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Childhood B Acute Lymphoblastic Leukemia",
        "Childhood T Acute Lymphoblastic Leukemia",
        "Cognitive Side Effects of Cancer Therapy",
        "Long-Term Effects Secondary to Cancer Therapy in Children",
        "Neurotoxicity Syndrome",
        "Psychological Impact of Cancer",
        "Untreated Childhood Acute Lymphoblastic Leukemia"
      ],
      "interventions": [
        {
          "name": "Cognitive Assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "Diffusion Tensor Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Psychosocial Assessment and Care",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "1 Year to 17 Years"
      },
      "enrollment_count": 233,
      "start_date": "2007-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2017-07-21",
      "last_synced_at": "2026-11-03T04:31:02.916Z",
      "location_count": 102,
      "location_summary": "Birmingham, Alabama • Downey, California • Long Beach, California + 83 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00437060"
    },
    {
      "nct_id": "NCT00693914",
      "title": "Working Memory Performance Among Childhood Brain Tumor Survivors",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Brain Tumors"
      ],
      "interventions": [
        {
          "name": "Series of tests/questionnaires",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "8 Years to 18 Years"
      },
      "enrollment_count": 130,
      "start_date": "2007-04",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2017-04-25",
      "last_synced_at": "2026-11-03T04:31:02.916Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00693914"
    },
    {
      "nct_id": "NCT06654414",
      "title": "Adapting and Pilot Testing a Skills-based Smoking Cessation Intervention to Address Developmental and Health-related Stress Among Adults Who Smoke",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Smoking Cessation",
        "Depression",
        "Anxiety",
        "Nicotine Dependence",
        "Gender Minority Stress"
      ],
      "interventions": [
        {
          "name": "PRIDE QUIT",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Enhanced Treatment As Usual (ETAU)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "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": 100,
      "start_date": "2024-09-01",
      "completion_date": "2027-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-08",
      "last_synced_at": "2026-11-03T04:31:02.916Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06654414"
    },
    {
      "nct_id": "NCT05416138",
      "title": "Theta Phase-specific TMS to Modulate Prefrontal Activity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Approach/Avoidance Behavior"
      ],
      "interventions": [
        {
          "name": "Transcranial magnetic stimulation (TMS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 26,
      "start_date": "2022-11-01",
      "completion_date": "2024-08-31",
      "has_results": true,
      "last_update_posted_date": "2025-12-10",
      "last_synced_at": "2026-11-03T04:31:02.916Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05416138"
    },
    {
      "nct_id": "NCT03850678",
      "title": "Restoration of Spectral Resolution With Hearing-aid Amplification",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Hearing Aid",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Nebraska Lincoln",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "40 Years to 75 Years"
      },
      "enrollment_count": 209,
      "start_date": "2019-04-02",
      "completion_date": "2023-11-30",
      "has_results": true,
      "last_update_posted_date": "2025-01-14",
      "last_synced_at": "2026-11-03T04:31:02.916Z",
      "location_count": 1,
      "location_summary": "Lincoln, Nebraska",
      "locations": [
        {
          "city": "Lincoln",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03850678"
    },
    {
      "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": "2026-11-03T04:31:02.916Z",
      "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": "NCT03482778",
      "title": "Measuring Health Related Quality of Life in AYAs",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Oncology",
        "Quality of Life"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "15 Years to 39 Years"
      },
      "enrollment_count": 165,
      "start_date": "2018-02-09",
      "completion_date": "2024-12-03",
      "has_results": false,
      "last_update_posted_date": "2025-02-11",
      "last_synced_at": "2026-11-03T04:31:02.916Z",
      "location_count": 3,
      "location_summary": "Chicago, Illinois • Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03482778"
    },
    {
      "nct_id": "NCT04867616",
      "title": "A Study to Test the Efficacy, Safety, and Tolerability of Bepranemab (UCB0107) in Patients With Mild Cognitive Impairment or Mild Alzheimer's Disease (AD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alzheimer's Disease"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Bepranemab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BIOLOGICAL"
      ],
      "sponsor": "UCB Biopharma SRL",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "50 Years to 80 Years"
      },
      "enrollment_count": 466,
      "start_date": "2021-06-09",
      "completion_date": "2025-08-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-24",
      "last_synced_at": "2026-11-03T04:31:02.916Z",
      "location_count": 40,
      "location_summary": "Fresno, California • Fullerton, California • Irvine, California + 34 more",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04867616"
    },
    {
      "nct_id": "NCT05840263",
      "title": "Couple-Based Mindfulness Intervention for Metastatic Colorectal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Metastatic Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Qualitative interview",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cognitive Interviews",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 48,
      "start_date": "2023-05-31",
      "completion_date": "2026-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-14",
      "last_synced_at": "2026-11-03T04:31:02.916Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05840263"
    }
  ]
}