{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+Testing&page=21",
    "query": {
      "intervention": "Cognitive Testing",
      "page": 21
    },
    "page_size": 10
  },
  "pagination": {
    "page": 21,
    "page_size": 10,
    "total_count": 1072,
    "total_pages": 108,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+Testing&page=22&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+Testing&page=20&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T19:14:35.929Z",
  "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": "NCT03385265",
      "title": "Iterative Beta Testing of Videos for the DIPPer Academy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type1diabetes"
      ],
      "interventions": [
        {
          "name": "DIPPer Academy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard of Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "University of Kansas Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "3 Years to 65 Years"
      },
      "enrollment_count": 62,
      "start_date": "2018-01-01",
      "completion_date": "2021-09-01",
      "has_results": true,
      "last_update_posted_date": "2022-03-11",
      "last_synced_at": "2026-10-21T19:14:35.929Z",
      "location_count": 2,
      "location_summary": "Kansas City, Kansas • Kansas City, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03385265"
    },
    {
      "nct_id": "NCT03206463",
      "title": "Cognitive and Psychophysiological Effects of Delta-9-Tetrahydrocannabinol in Bipolar Disorder",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Delta-9-Tetrahydroncannabinol",
        "Bipolar Disorder",
        "Healthy Controls"
      ],
      "interventions": [
        {
          "name": "4 mg Delta-9-THC",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "2 mg Delta-9-THC",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Yale University",
      "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": 2,
      "start_date": "2017-08-01",
      "completion_date": "2017-09-29",
      "has_results": false,
      "last_update_posted_date": "2022-01-31",
      "last_synced_at": "2026-10-21T19:14:35.929Z",
      "location_count": 1,
      "location_summary": "West Haven, Connecticut",
      "locations": [
        {
          "city": "West Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03206463"
    },
    {
      "nct_id": "NCT03168971",
      "title": "Managing Anxiety From Cancer (MAC): Testing an Intervention for Anxiety in Older Adults With Cancer and Their Caregivers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anxiety",
        "Depression",
        "Quality of Life"
      ],
      "interventions": [
        {
          "name": "Managing Anxiety from Cancer (MAC)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2019-01-23",
      "completion_date": "2025-10-27",
      "has_results": false,
      "last_update_posted_date": "2025-10-29",
      "last_synced_at": "2026-10-21T19:14:35.929Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03168971"
    },
    {
      "nct_id": "NCT00920647",
      "title": "A Safety and Dose Ranging Study of Idursulfase (Intrathecal) Administration Via an Intrathecal Drug Delivery Device in Pediatric Patients With Hunter Syndrome Who Have Central Nervous System Involvement and Are Receiving Treatment With Elaprase®",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Hunter Syndrome"
      ],
      "interventions": [
        {
          "name": "Control",
          "type": "OTHER"
        },
        {
          "name": "Idursulfase IT (1 mg)",
          "type": "DRUG"
        },
        {
          "name": "Idursulfase IT (10 mg)",
          "type": "DRUG"
        },
        {
          "name": "Idursulfase IT (30 mg)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "18 Years",
        "sex": "MALE",
        "summary": "3 Years to 18 Years · Male only"
      },
      "enrollment_count": 16,
      "start_date": "2009-11-18",
      "completion_date": "2012-10-29",
      "has_results": true,
      "last_update_posted_date": "2021-06-28",
      "last_synced_at": "2026-10-21T19:14:35.929Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00920647"
    },
    {
      "nct_id": "NCT05782348",
      "title": "Evaluating the Effectiveness of a Cognitive Behavioral Intervention (CBI)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Adolescent Behavior",
        "Dental Plaque",
        "Gingivitis",
        "Cognitive Change"
      ],
      "interventions": [
        {
          "name": "Cognitive behavioral intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Colgate smart toothbrush",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Howard University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "14 Years to 17 Years"
      },
      "enrollment_count": 150,
      "start_date": "2023-08-06",
      "completion_date": "2025-02-28",
      "has_results": false,
      "last_update_posted_date": "2025-04-29",
      "last_synced_at": "2026-10-21T19:14:35.929Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05782348"
    },
    {
      "nct_id": "NCT05187117",
      "title": "CAPABLE Family Pilot - Adapting CAPABLE for Older Adults With Mild Cognitive Impairment (MCI)/Early Stage Dementia and Their Care Partners",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dementia, Mild",
        "Mild Cognitive Impairment",
        "Disability Physical",
        "Impairment, Cognitive",
        "Caregiver Burden",
        "Quality of Life",
        "Depression"
      ],
      "interventions": [
        {
          "name": "CAPABLE Family - Open Label Pilot",
          "type": "BEHAVIORAL"
        },
        {
          "name": "CAPABLE Family - Randomized Control Trial",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 74,
      "start_date": "2022-03-09",
      "completion_date": "2024-04-15",
      "has_results": false,
      "last_update_posted_date": "2024-04-17",
      "last_synced_at": "2026-10-21T19:14:35.929Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05187117"
    },
    {
      "nct_id": "NCT05312177",
      "title": "Congenital Heart Disease: Impact on Learning and Development in Down Syndrome (CHILD-DS)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Down Syndrome",
        "Congenital Heart Disease"
      ],
      "interventions": [
        {
          "name": "Stanford Binet Intelligence Scales, Fifth Edition",
          "type": "OTHER"
        },
        {
          "name": "Vineland Adaptive Behavior Scales Third Edition",
          "type": "OTHER"
        },
        {
          "name": "Peabody Picture Vocabulary Test, Fifth Edition",
          "type": "OTHER"
        },
        {
          "name": "Expressive Vocabulary Test, Third Edition",
          "type": "OTHER"
        },
        {
          "name": "Leiter International Performance Scale, Third Edition",
          "type": "OTHER"
        },
        {
          "name": "Social Communication Questionnaire, Current Form",
          "type": "OTHER"
        },
        {
          "name": "Aberrant Behavior Checklist",
          "type": "OTHER"
        },
        {
          "name": "Repetitive Behavior Scale, Revised",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Carelon Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Months",
        "maximum_age": "155 Months",
        "sex": "ALL",
        "summary": "60 Months to 155 Months"
      },
      "enrollment_count": 273,
      "start_date": "2022-05-01",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-01-11",
      "last_synced_at": "2026-10-21T19:14:35.929Z",
      "location_count": 13,
      "location_summary": "Wilmington, Delaware • Washington D.C., District of Columbia • Atlanta, Georgia + 10 more",
      "locations": [
        {
          "city": "Wilmington",
          "state": "Delaware"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05312177"
    },
    {
      "nct_id": "NCT05894954",
      "title": "Precision Medicine Approach for Early Dementia & Mild Cognitive Impairment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Mild Cognitive Impairment",
        "Dementia, Mild"
      ],
      "interventions": [
        {
          "name": "Precision Medicine Approach",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Hormones and Medications tailored to lab tests, combined with devices that support stress management and brain exercises",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Standard-of-Care",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Lifestyle including diet, exercise, stress management",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "COMBINATION_PRODUCT",
        "BEHAVIORAL"
      ],
      "sponsor": "Alzheimer's Prevention and Reversal Project, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "76 Years",
        "sex": "ALL",
        "summary": "45 Years to 76 Years"
      },
      "enrollment_count": 73,
      "start_date": "2023-07-31",
      "completion_date": "2026-02-09",
      "has_results": false,
      "last_update_posted_date": "2026-02-18",
      "last_synced_at": "2026-10-21T19:14:35.929Z",
      "location_count": 6,
      "location_summary": "Folsom, California • San Rafael, California • Walnut Creek, California + 3 more",
      "locations": [
        {
          "city": "Folsom",
          "state": "California"
        },
        {
          "city": "San Rafael",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        },
        {
          "city": "Rocky River",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05894954"
    },
    {
      "nct_id": "NCT01536977",
      "title": "Phase II Early Behavioral Intervention in BMT w/ Sleep Disturbance-Assess QOL+Fatigue+Cognitive f(x)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cognition Disorders",
        "Fatigue",
        "Sleep Disorders",
        "Other Complications of Bone Marrow Transplant"
      ],
      "interventions": [
        {
          "name": "quality-of-life assessment",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "management of therapy complications",
          "type": "BEHAVIORAL"
        },
        {
          "name": "cognitive assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "educational intervention",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 29,
      "start_date": "2012-03",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2014-06-02",
      "last_synced_at": "2026-10-21T19:14:35.929Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01536977"
    },
    {
      "nct_id": "NCT01638975",
      "title": "Response Inhibition Training for Individuals With Trichotillomania",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Trichotillomania"
      ],
      "interventions": [
        {
          "name": "Response Inhibition Training Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Wisconsin, Milwaukee",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "9 Years to 17 Years"
      },
      "enrollment_count": 20,
      "start_date": "2010-10",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2014-01-20",
      "last_synced_at": "2026-10-21T19:14:35.929Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01638975"
    }
  ]
}