{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+Testing&page=29",
    "query": {
      "intervention": "Cognitive Testing",
      "page": 29
    },
    "page_size": 10
  },
  "pagination": {
    "page": 29,
    "page_size": 10,
    "total_count": 1072,
    "total_pages": 108,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+Testing&page=30&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+Testing&page=28&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T16:16:11.496Z",
  "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": "NCT04935606",
      "title": "mHealth to Enhance & Sustain Drug Use Reduction of the QUIT BI in Primary Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Drug Use"
      ],
      "interventions": [
        {
          "name": "Usual Care",
          "type": "BEHAVIORAL"
        },
        {
          "name": "QUIT Intervention (doctor brief advice, video doctor, health coaching sessions at 2- and 6-weeks)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "QUIT-Mobile (QUIT Intervention plus weekly mobile-web app or text message weekly self-monitoring, automated feedback over 12 months)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 457,
      "start_date": "2021-06-01",
      "completion_date": "2026-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-30",
      "last_synced_at": "2026-10-22T16:16:11.496Z",
      "location_count": 5,
      "location_summary": "Long Beach, California • Los Angeles, California",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04935606"
    },
    {
      "nct_id": "NCT02231892",
      "title": "Repetitive Transcranial Magnetic Stimulation Equipment Testing and Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Volunteer"
      ],
      "interventions": [
        {
          "name": "TMS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "National Institute on Drug Abuse (NIDA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 104,
      "start_date": "2014-09-03",
      "completion_date": "2019-09-18",
      "has_results": true,
      "last_update_posted_date": "2020-02-24",
      "last_synced_at": "2026-10-22T16:16:11.496Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02231892"
    },
    {
      "nct_id": "NCT00838981",
      "title": "Pharmacotherapy & CM for Opioid and Cocaine Dependence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Cocaine Dependence"
      ],
      "interventions": [
        {
          "name": "Modafinil",
          "type": "DRUG"
        },
        {
          "name": "Sugar Pill",
          "type": "DRUG"
        },
        {
          "name": "Contingency Management",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Methadone",
          "type": "DRUG"
        },
        {
          "name": "cognitive behavioral treatment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Voucher Control",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 91,
      "start_date": "2008-05",
      "completion_date": "2014-03",
      "has_results": true,
      "last_update_posted_date": "2021-12-03",
      "last_synced_at": "2026-10-22T16:16:11.496Z",
      "location_count": 1,
      "location_summary": "West Haven, Connecticut",
      "locations": [
        {
          "city": "West Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00838981"
    },
    {
      "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": "2026-10-22T16:16:11.496Z",
      "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": "NCT04013321",
      "title": "Naturalistic Monitoring and Treatment of Chronic Insomnia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Insomnia"
      ],
      "interventions": [
        {
          "name": "SleepScore Max coaching feature",
          "type": "DEVICE"
        },
        {
          "name": "Online CBTi",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Washington State University",
      "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": 112,
      "start_date": "2020-01-23",
      "completion_date": "2021-10-10",
      "has_results": false,
      "last_update_posted_date": "2023-04-26",
      "last_synced_at": "2026-10-22T16:16:11.496Z",
      "location_count": 1,
      "location_summary": "Spokane, Washington",
      "locations": [
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04013321"
    },
    {
      "nct_id": "NCT04694911",
      "title": "Development of the Oncology Opportunity Cost Assessment Tool",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hematopoietic and Lymphoid Cell Neoplasm",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Focus Group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Interview",
          "type": "OTHER"
        },
        {
          "name": "Research or Clinical Assessment Tool",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 40,
      "start_date": "2019-11-21",
      "completion_date": "2021-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-04-29",
      "last_synced_at": "2026-10-22T16:16:11.496Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04694911"
    },
    {
      "nct_id": "NCT07060092",
      "title": "Network Analysis of Bodywide Coordination Supporting Suprapostural Dexterity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Trail Making Task",
        "Balance Board"
      ],
      "interventions": [
        {
          "name": "Trail Making Task",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Balance board",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "19 Years to 35 Years"
      },
      "enrollment_count": 48,
      "start_date": "2023-08-01",
      "completion_date": "2024-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-07-11",
      "last_synced_at": "2026-10-22T16:16:11.496Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07060092"
    },
    {
      "nct_id": "NCT05907707",
      "title": "Effects of Gamma-tACS on Memory and Sleep",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Transcranial Alternating Current Stimulation",
        "Aging",
        "Cognitive Decline",
        "Memory",
        "Sleep"
      ],
      "interventions": [
        {
          "name": "Gamma transcranial alternating current stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Control transcranial alternating current stimulation",
          "type": "DEVICE"
        },
        {
          "name": "EEG headband",
          "type": "DEVICE"
        },
        {
          "name": "Actigraphy wristband",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2023-06-28",
      "completion_date": "2023-12-28",
      "has_results": true,
      "last_update_posted_date": "2025-04-02",
      "last_synced_at": "2026-10-22T16:16:11.496Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05907707"
    },
    {
      "nct_id": "NCT06547099",
      "title": "Study to Understand Novel Biomarkers in Researching Dementia",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alzheimer Disease",
        "Mild Cognitive Impairment",
        "Dementia"
      ],
      "interventions": [
        {
          "name": "Clinical tau PET",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Clinical amyloid test",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Research blood collection",
          "type": "OTHER"
        },
        {
          "name": "Cognitive assessments",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 1800,
      "start_date": "2024-08-14",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-11",
      "last_synced_at": "2026-10-22T16:16:11.496Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06547099"
    },
    {
      "nct_id": "NCT00334516",
      "title": "Brain Function in Primary Lateral Sclerosis and Amyotrophic Lateral Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cerebral Cortex Dysfunction"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 77,
      "start_date": "2006-06-06",
      "completion_date": "2015-08-03",
      "has_results": false,
      "last_update_posted_date": "2019-05-31",
      "last_synced_at": "2026-10-22T16:16:11.496Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00334516"
    }
  ]
}