{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+Testing&page=22",
    "query": {
      "intervention": "Cognitive Testing",
      "page": 22
    },
    "page_size": 10
  },
  "pagination": {
    "page": 22,
    "page_size": 10,
    "total_count": 1072,
    "total_pages": 108,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+Testing&page=23&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+Testing&page=21&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T22:38:02.549Z",
  "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": "NCT04698356",
      "title": "Speech Perception With High Cognitive Demand",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Speech Intelligibility",
        "Aging"
      ],
      "interventions": [
        {
          "name": "Auditory-cognitive training paradigm",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Maryland, College Park",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 15,
      "start_date": "2021-04-09",
      "completion_date": "2021-07-31",
      "has_results": false,
      "last_update_posted_date": "2023-05-30",
      "last_synced_at": "2026-10-21T22:38:02.549Z",
      "location_count": 1,
      "location_summary": "College Park, Maryland",
      "locations": [
        {
          "city": "College Park",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04698356"
    },
    {
      "nct_id": "NCT00218699",
      "title": "Pre-HIV Test Counseling Intervention to Reduce HIV Infection Risk Behavior in Men Who Are Not HIV Infected",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "Cognitive-Behavioral Intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 300,
      "start_date": "2002-08",
      "completion_date": "2005-09",
      "has_results": false,
      "last_update_posted_date": "2013-08-05",
      "last_synced_at": "2026-10-21T22:38:02.549Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00218699"
    },
    {
      "nct_id": "NCT03866564",
      "title": "Football Players Health Study In Person Assessments Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiac Dysfunction",
        "Neurocognitive Disease",
        "Chronic Pain",
        "Sleep Apnea"
      ],
      "interventions": [
        {
          "name": "Echocardiography",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Neuropsychological Testing",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Quantitative Sensory Testing",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Nocturnal Polysomnography",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "24 Years",
        "maximum_age": "55 Years",
        "sex": "MALE",
        "summary": "24 Years to 55 Years · Male only"
      },
      "enrollment_count": 111,
      "start_date": "2019-04-22",
      "completion_date": "2022-11-30",
      "has_results": false,
      "last_update_posted_date": "2024-05-08",
      "last_synced_at": "2026-10-21T22:38:02.549Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03866564"
    },
    {
      "nct_id": "NCT02126319",
      "title": "Facilitating Participation in a Prostate Cancer Risk Assessment Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Cognitive Affective preparation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "General Health Education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Fox Chase Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "34 Years",
        "maximum_age": "69 Years",
        "sex": "MALE",
        "summary": "34 Years to 69 Years · Male only"
      },
      "enrollment_count": 128,
      "start_date": "1998-10",
      "completion_date": "2002-04",
      "has_results": true,
      "last_update_posted_date": "2017-04-06",
      "last_synced_at": "2026-10-21T22:38:02.549Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02126319"
    },
    {
      "nct_id": "NCT01710306",
      "title": "Web and Shared Decision Making for Reserve/National Guard Women's PTSD Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "PTSD"
      ],
      "interventions": [
        {
          "name": "Nurse Care Manager (NCM)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 60 Years · Female only"
      },
      "enrollment_count": 171,
      "start_date": "2013-09-01",
      "completion_date": "2017-06-30",
      "has_results": true,
      "last_update_posted_date": "2019-02-22",
      "last_synced_at": "2026-10-21T22:38:02.549Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01710306"
    },
    {
      "nct_id": "NCT03256643",
      "title": "Brain Injury Therapy of Exercise and Enriched Environment",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Injuries"
      ],
      "interventions": [
        {
          "name": "Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Delayed Exercise",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exercise and enrichment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Wayne State University",
      "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": 42,
      "start_date": "2016-05-01",
      "completion_date": "2020-12-01",
      "has_results": false,
      "last_update_posted_date": "2020-03-26",
      "last_synced_at": "2026-10-21T22:38:02.549Z",
      "location_count": 1,
      "location_summary": "Taylor, Michigan",
      "locations": [
        {
          "city": "Taylor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03256643"
    },
    {
      "nct_id": "NCT03016702",
      "title": "The Cognitive Resilience Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "Cognitive stress tests during functional MRI",
          "type": "OTHER"
        },
        {
          "name": "Cognitive stress tests during gait task",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "58 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "58 Years to 70 Years"
      },
      "enrollment_count": 29,
      "start_date": "2017-02-27",
      "completion_date": "2017-08-09",
      "has_results": false,
      "last_update_posted_date": "2017-08-14",
      "last_synced_at": "2026-10-21T22:38:02.549Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03016702"
    },
    {
      "nct_id": "NCT05497427",
      "title": "Normative Database and Test-Retest Reliability for BrainCheck Assessments",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cognitive Change",
        "Cognitive Decline",
        "Cognitive Deterioration",
        "Neurocognitive Deficit"
      ],
      "interventions": [
        {
          "name": "BrainCheck Assessment",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "BrainCheck, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 1300,
      "start_date": "2022-10-10",
      "completion_date": "2025-10-17",
      "has_results": false,
      "last_update_posted_date": "2026-01-02",
      "last_synced_at": "2026-10-21T22:38:02.549Z",
      "location_count": 5,
      "location_summary": "Palo Alto, California • Multiple Locations, Connecticut • Austin, Texas + 2 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Multiple Locations",
          "state": "Connecticut"
        },
        {
          "city": "Austin",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05497427"
    },
    {
      "nct_id": "NCT04547686",
      "title": "Efficacy of a Smoke-Free Homes Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cessation, Smoking"
      ],
      "interventions": [
        {
          "name": "Smoke-Free Homes Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Quitline",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 916,
      "start_date": "2020-11-11",
      "completion_date": "2025-07-27",
      "has_results": true,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-10-21T22:38:02.549Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04547686"
    },
    {
      "nct_id": "NCT05686122",
      "title": "Initial Testing of a Mobile App Pain Coping Intervention for Outpatient Oncology Settings (PainPac)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "PainPac",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 62,
      "start_date": "2023-09-28",
      "completion_date": "2024-10-30",
      "has_results": true,
      "last_update_posted_date": "2025-09-04",
      "last_synced_at": "2026-10-21T22:38:02.549Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05686122"
    }
  ]
}