{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usability+Testing",
    "query": {
      "intervention": "Usability Testing"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 168,
    "total_pages": 17,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usability+Testing&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T23:44:24.581Z",
  "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": "NCT04395391",
      "title": "Home Usability Study of the SARS-CoV-2 (COVID-19) Test",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID-19"
      ],
      "interventions": [
        {
          "name": "SARS-CoV-2",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Exact Sciences Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2020-05-18",
      "completion_date": "2020-06-16",
      "has_results": true,
      "last_update_posted_date": "2023-12-13",
      "last_synced_at": "2026-09-03T23:44:24.581Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04395391"
    },
    {
      "nct_id": "NCT04231396",
      "title": "Audiobooks for Hearing Loss App as Auditory Training",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hearing Loss",
        "Hearing Impaired Children",
        "Hearing Impairment"
      ],
      "interventions": [
        {
          "name": "Audiobooks for hearing loss App",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "BioSpeech",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "9 Years to 90 Years"
      },
      "enrollment_count": 27,
      "start_date": "2021-02-25",
      "completion_date": "2021-09-14",
      "has_results": true,
      "last_update_posted_date": "2022-01-14",
      "last_synced_at": "2026-09-03T23:44:24.581Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04231396"
    },
    {
      "nct_id": "NCT01913145",
      "title": "Comparison Study of Lay Person Finger Stick Versus Blood Draw",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "A1c, Self-collection, Blood sample",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Home Access Health Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 128,
      "start_date": "2012-05",
      "completion_date": "2012-10",
      "has_results": false,
      "last_update_posted_date": "2014-04-21",
      "last_synced_at": "2026-09-03T23:44:24.581Z",
      "location_count": 2,
      "location_summary": "San Mateo, California • Louisville, Kentucky",
      "locations": [
        {
          "city": "San Mateo",
          "state": "California"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01913145"
    },
    {
      "nct_id": "NCT03874195",
      "title": "Palliative Care For Me (PCforMe)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Palliative Care"
      ],
      "interventions": [
        {
          "name": "Access to PCforMe for review",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Access to three nationally-recognized Palliative Care websites for review",
          "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": 80,
      "start_date": "2017-01-11",
      "completion_date": "2018-02-26",
      "has_results": false,
      "last_update_posted_date": "2019-03-14",
      "last_synced_at": "2026-09-03T23:44:24.581Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03874195"
    },
    {
      "nct_id": "NCT03725449",
      "title": "Internet-based Intervention for Skin Self-Examination in Participants With Increased Risk for Melanoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dysplastic Nevus",
        "Health Status Unknown",
        "Melanoma",
        "No Evidence of Disease"
      ],
      "interventions": [
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "mySmartCheck",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "Rutgers, The State University of New Jersey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 116,
      "start_date": "2018-11-03",
      "completion_date": "2020-08-29",
      "has_results": false,
      "last_update_posted_date": "2022-11-14",
      "last_synced_at": "2026-09-03T23:44:24.581Z",
      "location_count": 1,
      "location_summary": "New Brunswick, New Jersey",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03725449"
    },
    {
      "nct_id": "NCT03559179",
      "title": "Clinical Decision Support for Opioid Use Disorders in Medical Settings: Usability Testing in an EMR",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid-use Disorder"
      ],
      "interventions": [
        {
          "name": "Opioid Wizard",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "HealthPartners Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 55,
      "start_date": "2018-04-30",
      "completion_date": "2019-02-14",
      "has_results": true,
      "last_update_posted_date": "2020-03-17",
      "last_synced_at": "2026-09-03T23:44:24.581Z",
      "location_count": 1,
      "location_summary": "Bloomington, Minnesota",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03559179"
    },
    {
      "nct_id": "NCT02555410",
      "title": "Seizure Detection and Warning System in Epilepsy Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Epilepsy",
        "Generalized Tonic-Clonic Seizures"
      ],
      "interventions": [
        {
          "name": "Brain Sentinel Seizure Detection and Warning System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Brain Sentinel",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "2 Years to 99 Years"
      },
      "enrollment_count": 11,
      "start_date": "2013-01",
      "completion_date": "2017-07-07",
      "has_results": false,
      "last_update_posted_date": "2017-07-12",
      "last_synced_at": "2026-09-03T23:44:24.581Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02555410"
    },
    {
      "nct_id": "NCT04479969",
      "title": "Enabling Independent Living by Expanding Access to Home-Based Pulmonary Rehabilitation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "Video Chat",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2021-03-22",
      "completion_date": "2021-07-30",
      "has_results": false,
      "last_update_posted_date": "2022-07-08",
      "last_synced_at": "2026-09-03T23:44:24.581Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04479969"
    },
    {
      "nct_id": "NCT04751396",
      "title": "Testing of an Educational Tool for Patients With Melanoma and Pre-Existing Autoimmune Disease Who Are Candidates for Immune Checkpoint Inhibitors",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ankylosing Spondylitis",
        "Autoimmune Disease",
        "Crohn Disease",
        "Enteropathic Arthritis",
        "Enteropathic Spondylitis",
        "Inflammatory Bowel Disease",
        "Melanoma",
        "Psoriasis",
        "Psoriatic Arthritis",
        "Reactive Arthritis",
        "Rheumatoid Arthritis",
        "Systemic Lupus Erythematosus",
        "Ulcerative Colitis"
      ],
      "interventions": [
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Interview",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "M.D. Anderson 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": 125,
      "start_date": "2022-04-20",
      "completion_date": "2027-02-02",
      "has_results": false,
      "last_update_posted_date": "2026-05-20",
      "last_synced_at": "2026-09-03T23:44:24.581Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04751396"
    },
    {
      "nct_id": "NCT05719064",
      "title": "Early Prototyping and Usability Testing (ACPS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Medication Adherence"
      ],
      "interventions": [
        {
          "name": "Adaptive Cell Phone Support",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Children's Hospital Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "15 Years to 20 Years"
      },
      "enrollment_count": 22,
      "start_date": "2024-01-26",
      "completion_date": "2025-02-20",
      "has_results": false,
      "last_update_posted_date": "2025-07-10",
      "last_synced_at": "2026-09-03T23:44:24.581Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05719064"
    }
  ]
}