{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+Test&page=21",
    "query": {
      "intervention": "Cognitive Test",
      "page": 21
    },
    "page_size": 10
  },
  "pagination": {
    "page": 21,
    "page_size": 10,
    "total_count": 1073,
    "total_pages": 108,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+Test&page=22&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cognitive+Test&page=20&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-01T21:39:02.334Z",
  "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": "NCT01681589",
      "title": "Relationship Between Attention and Emotional Regulation Post-Traumatic Brain Injury (TBI)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Traumatic Brain Injury"
      ],
      "interventions": [
        {
          "name": "Transcranial Direct Current Stimulator (TDCS)",
          "type": "DEVICE"
        },
        {
          "name": "Control Group",
          "type": "DEVICE"
        },
        {
          "name": "Healthy Control Group",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "NYU Langone Health",
      "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": 40,
      "start_date": "2012-08",
      "completion_date": "2019-06",
      "has_results": true,
      "last_update_posted_date": "2020-08-21",
      "last_synced_at": "2026-11-01T21:39:02.334Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01681589"
    },
    {
      "nct_id": "NCT03889327",
      "title": "Intervention to Reduce Perceived Cognitive Impairment in Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Neuropsychological Feedback & Psychoeducation (Cognition)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Psychoeducation (Health)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Missouri, Kansas City",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 51,
      "start_date": "2018-03-26",
      "completion_date": "2019-09-01",
      "has_results": false,
      "last_update_posted_date": "2024-12-06",
      "last_synced_at": "2026-11-01T21:39:02.334Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03889327"
    },
    {
      "nct_id": "NCT04681742",
      "title": "Feasibility Testing of Cognitive Strategy Training in Post-Concussive Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Concussion",
        "Post-Concussion Syndrome"
      ],
      "interventions": [
        {
          "name": "CO-OP Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 15,
      "start_date": "2020-10-15",
      "completion_date": "2022-12-31",
      "has_results": false,
      "last_update_posted_date": "2023-03-10",
      "last_synced_at": "2026-11-01T21:39:02.334Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04681742"
    },
    {
      "nct_id": "NCT06979570",
      "title": "Personalized Performance Optimization Platform",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sensory Science",
        "Performance Assessment",
        "Countermeasure Evaluation",
        "Neurocognitive Function",
        "Psychological Factors"
      ],
      "interventions": [
        {
          "name": "AttentivU",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 80,
      "start_date": "2021-02-22",
      "completion_date": "2025-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-30",
      "last_synced_at": "2026-11-01T21:39:02.334Z",
      "location_count": 2,
      "location_summary": "Cambridge, Massachusetts • Charlestown, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        },
        {
          "city": "Charlestown",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06979570"
    },
    {
      "nct_id": "NCT05082298",
      "title": "Dissemination of a Brief Dental Fear Intervention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dental Fear"
      ],
      "interventions": [
        {
          "name": "Dental FearLess app",
          "type": "BEHAVIORAL"
        },
        {
          "name": "In-Chair Treatment Protocol",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "New York University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 71,
      "start_date": "2021-08-31",
      "completion_date": "2023-05-01",
      "has_results": false,
      "last_update_posted_date": "2023-11-13",
      "last_synced_at": "2026-11-01T21:39:02.334Z",
      "location_count": 2,
      "location_summary": "Brooklyn, New York • New York, New York",
      "locations": [
        {
          "city": "Brooklyn",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05082298"
    },
    {
      "nct_id": "NCT03720821",
      "title": "Cognitive Flexibility Training for Persistent Pain: Neuroimaging Pilot (COFLEX-i)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain",
        "Knee Pain Chronic",
        "Hip Pain Chronic",
        "Back Pain"
      ],
      "interventions": [
        {
          "name": "Cognitive Training + fMRI",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Washington University School of Medicine",
      "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": 46,
      "start_date": "2019-07-16",
      "completion_date": "2022-02-25",
      "has_results": false,
      "last_update_posted_date": "2022-04-13",
      "last_synced_at": "2026-11-01T21:39:02.334Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03720821"
    },
    {
      "nct_id": "NCT02741336",
      "title": "Electrophysiologic Changes in Blacks Treated With CBT for Insomnia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insomnia"
      ],
      "interventions": [
        {
          "name": "Cognitive Behavioral Therapy for Insomnia (CBT-I)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self-Monitoring",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "State University of New York - Downstate Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 50 Years · Female only"
      },
      "enrollment_count": 10,
      "start_date": "2015-11",
      "completion_date": "2017-06",
      "has_results": false,
      "last_update_posted_date": "2017-09-13",
      "last_synced_at": "2026-11-01T21:39:02.334Z",
      "location_count": 1,
      "location_summary": "Brooklyn, New York",
      "locations": [
        {
          "city": "Brooklyn",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02741336"
    },
    {
      "nct_id": "NCT06596928",
      "title": "A Clinical Trial to Evaluate the Efficacy of a Men's Supplement in Supporting Testosterone, Improving Cognitive Function, Mood, and Sexual Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sexual Function",
        "Cognitive Functions",
        "Testosterone"
      ],
      "interventions": [
        {
          "name": "Essential Elements T-Hero Platinum",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Scale Media Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "30 Years to 65 Years · Male only"
      },
      "enrollment_count": 50,
      "start_date": "2024-05-07",
      "completion_date": "2024-09-01",
      "has_results": false,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-11-01T21:39:02.334Z",
      "location_count": 1,
      "location_summary": "Santa Monica, California",
      "locations": [
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06596928"
    },
    {
      "nct_id": "NCT07387393",
      "title": "To Test the Effectiveness and Implementation Approach of a 3-month PILI Pasifika Program Lifestyle Program With Components of Social Determinants of Health Activities in Real-world Settings (Clinical and Non-clinical Settings) Across 3 Years",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiometabolic Conditions",
        "Hypertension (HTN)",
        "Dyslipidemia",
        "Pre-diabetes",
        "Type 2 Diabetes Mellitus (T2DM)",
        "Overweight (BMI > 25)",
        "Weight Loss Trial"
      ],
      "interventions": [
        {
          "name": "PILI (Partnership for Improving Lifestyle Intervention) Pasifika Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Hawaii",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 400,
      "start_date": "2026-05-01",
      "completion_date": "2028-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-09",
      "last_synced_at": "2026-11-01T21:39:02.334Z",
      "location_count": 2,
      "location_summary": "Fayetteville, Arkansas • Honolulu, Hawaii",
      "locations": [
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Honolulu",
          "state": "Hawaii"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07387393"
    },
    {
      "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": "2026-11-01T21:39:02.334Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03546387"
    }
  ]
}