{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usability+Testing&page=2",
    "query": {
      "intervention": "Usability Testing",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Usability+Testing&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T23:07:52.852Z",
  "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": "NCT04416178",
      "title": "Sickle Cell Disease and the Genomic and Gene Therapy Needs of Stakeholders",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sickle Cell Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "13 Years and older"
      },
      "enrollment_count": 352,
      "start_date": "2020-12-17",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-01",
      "last_synced_at": "2026-09-03T23:07:52.852Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04416178"
    },
    {
      "nct_id": "NCT03134274",
      "title": "Study Assessing the Usability and Patient Satisfaction With Digital Urinalysis in the Context of Routine Pre-natal Care.",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pregnancy"
      ],
      "interventions": [
        {
          "name": "Dip HBDA",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Healthy.io Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 300,
      "start_date": "2017-05-07",
      "completion_date": "2017-10",
      "has_results": false,
      "last_update_posted_date": "2017-08-22",
      "last_synced_at": "2026-09-03T23:07:52.852Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03134274"
    },
    {
      "nct_id": "NCT07758777",
      "title": "Usability Evaluation of the Intelligent Fingerprinting Drug Screening System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Adult Participants"
      ],
      "interventions": [
        {
          "name": "Diagnostic procedures",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Drug Screening",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DEVICE"
      ],
      "sponsor": "Intelligent Bio Solutions Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 45,
      "start_date": "2026-07-20",
      "completion_date": "2026-07-24",
      "has_results": false,
      "last_update_posted_date": "2026-08-11",
      "last_synced_at": "2026-09-03T23:07:52.852Z",
      "location_count": 1,
      "location_summary": "Marlton, New Jersey",
      "locations": [
        {
          "city": "Marlton",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07758777"
    },
    {
      "nct_id": "NCT06052124",
      "title": "Augmented Reality for Subdural Drain Placement",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Subdural Hematoma"
      ],
      "interventions": [
        {
          "name": "Augmented Reality Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 100,
      "start_date": "2023-11",
      "completion_date": "2025-12",
      "has_results": false,
      "last_update_posted_date": "2023-09-25",
      "last_synced_at": "2026-09-03T23:07:52.852Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06052124"
    },
    {
      "nct_id": "NCT02882646",
      "title": "Usability Testing of a Bilateral Activities of Daily Exercise Robot for Stroke Therapy",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke",
        "Cerebral Palsy"
      ],
      "interventions": [
        {
          "name": "Bi-ADLER",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2016-04",
      "completion_date": "2021-06",
      "has_results": false,
      "last_update_posted_date": "2024-10-08",
      "last_synced_at": "2026-09-03T23:07:52.852Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02882646"
    },
    {
      "nct_id": "NCT01031641",
      "title": "Refinement of the Patient-Reported Outcomes Version of the Common Terminology Criteria for Adverse Events (PRO-CTCAE) Via Cognitive Interviewing and Usability Testing",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lymphomas",
        "Leukemias",
        "Multiple Cancers"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 1448,
      "start_date": "2009-11-19",
      "completion_date": "2020-07-16",
      "has_results": false,
      "last_update_posted_date": "2020-07-17",
      "last_synced_at": "2026-09-03T23:07:52.852Z",
      "location_count": 2,
      "location_summary": "New York, New York • Houston, Texas",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01031641"
    },
    {
      "nct_id": "NCT03055429",
      "title": "Enhancing Care of the Aged and Dying in Prisons Ph II",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aging Problems"
      ],
      "interventions": [
        {
          "name": "Full Scale Unit",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Klein Buendel, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 241,
      "start_date": "2017-04-01",
      "completion_date": "2019-04-30",
      "has_results": false,
      "last_update_posted_date": "2023-02-06",
      "last_synced_at": "2026-09-03T23:07:52.852Z",
      "location_count": 2,
      "location_summary": "Golden, Colorado • University Park, Pennsylvania",
      "locations": [
        {
          "city": "Golden",
          "state": "Colorado"
        },
        {
          "city": "University Park",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03055429"
    },
    {
      "nct_id": "NCT03924453",
      "title": "Usability Study of the Pearl Fertility Tracking Device",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ovulation Disorder"
      ],
      "interventions": [
        {
          "name": "Pearl Powered by Proov",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "MFB Fertility",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 35,
      "start_date": "2017-12-01",
      "completion_date": "2019-12-31",
      "has_results": false,
      "last_update_posted_date": "2020-09-03",
      "last_synced_at": "2026-09-03T23:07:52.852Z",
      "location_count": 1,
      "location_summary": "Boulder, Colorado",
      "locations": [
        {
          "city": "Boulder",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03924453"
    },
    {
      "nct_id": "NCT07602218",
      "title": "Adaptive Decision Support for Addiction Treatment (ADAPT) Serial Randomized Testing for Usability, Round 2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Opioid Use Disorder",
        "Clinical Decision Support"
      ],
      "interventions": [
        {
          "name": "Refined EMBED CDS",
          "type": "OTHER"
        },
        {
          "name": "Provider alert to order consultation with addiction counselor",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 379,
      "start_date": "2026-05-26",
      "completion_date": "2026-07-13",
      "has_results": false,
      "last_update_posted_date": "2026-08-27",
      "last_synced_at": "2026-09-03T23:07:52.852Z",
      "location_count": 3,
      "location_summary": "Guilford, Connecticut • New Haven, Connecticut",
      "locations": [
        {
          "city": "Guilford",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07602218"
    },
    {
      "nct_id": "NCT03001778",
      "title": "Smart Television and Exercise Promotion for Independent Living Facilities",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Aging",
        "Physical Activity"
      ],
      "interventions": [
        {
          "name": "Usability Testing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Klein Buendel, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 67,
      "start_date": "2014-08-15",
      "completion_date": "2017-06-30",
      "has_results": true,
      "last_update_posted_date": "2018-09-20",
      "last_synced_at": "2026-09-03T23:07:52.852Z",
      "location_count": 1,
      "location_summary": "Golden, Colorado",
      "locations": [
        {
          "city": "Golden",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03001778"
    }
  ]
}