{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=questionnaires&page=43",
    "query": {
      "intervention": "questionnaires",
      "page": 43
    },
    "page_size": 10
  },
  "pagination": {
    "page": 43,
    "page_size": 10,
    "total_count": 5467,
    "total_pages": 547,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=questionnaires&page=44&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=questionnaires&page=42&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T11:29:38.928Z",
  "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": "NCT04938440",
      "title": "Assessment of Updated Educational Materials for Instanyl®",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pain",
        "Cancer Pain"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 536,
      "start_date": "2022-02-18",
      "completion_date": "2023-02-06",
      "has_results": false,
      "last_update_posted_date": "2023-08-01",
      "last_synced_at": "2026-10-21T11:29:38.928Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04938440"
    },
    {
      "nct_id": "NCT04714840",
      "title": "Telehealth Based Intervention to Improve Functional Capacity in Survivors of Childhood Cancer With Significantly Limited Exercise Tolerance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Childhood Cancer",
        "Mobility Limitation"
      ],
      "interventions": [
        {
          "name": "Exercise testing results",
          "type": "OTHER"
        },
        {
          "name": "Individually tailored exercise program (INT)",
          "type": "OTHER"
        },
        {
          "name": "Generalized exercise recommendations (AC)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 181,
      "start_date": "2021-02-08",
      "completion_date": "2026-02-23",
      "has_results": false,
      "last_update_posted_date": "2026-04-01",
      "last_synced_at": "2026-10-21T11:29:38.928Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04714840"
    },
    {
      "nct_id": "NCT02477189",
      "title": "Retrospective Analysis of the Safety and Effectiveness of Using the Silicone Block in Penile Surgery",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Penile Implant"
      ],
      "interventions": [
        {
          "name": "Silicone Block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "International Medical Devices, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 400,
      "start_date": "2015-04",
      "completion_date": "2015-05",
      "has_results": false,
      "last_update_posted_date": "2015-06-22",
      "last_synced_at": "2026-10-21T11:29:38.928Z",
      "location_count": 1,
      "location_summary": "Beverly Hills, California",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02477189"
    },
    {
      "nct_id": "NCT05329506",
      "title": "Attitudes and Believes About Vaccinations in a Supportive Care Patient Population",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Vaccinations"
      ],
      "interventions": [
        {
          "name": "patient population",
          "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": 104,
      "start_date": "2022-03-10",
      "completion_date": "2024-07-15",
      "has_results": false,
      "last_update_posted_date": "2024-07-17",
      "last_synced_at": "2026-10-21T11:29:38.928Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05329506"
    },
    {
      "nct_id": "NCT01929304",
      "title": "Difficult Intravenous Access Perception: Difficult IV Access - Assessment of Patient Understanding",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Understanding Emergency Room Procedures"
      ],
      "interventions": [
        {
          "name": "Survey",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "21 Years to 100 Years"
      },
      "enrollment_count": 1180,
      "start_date": "2013-08",
      "completion_date": "2016-07",
      "has_results": false,
      "last_update_posted_date": "2023-10-05",
      "last_synced_at": "2026-10-21T11:29:38.928Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01929304"
    },
    {
      "nct_id": "NCT07654426",
      "title": "The CARDIOPROTECT Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Diffuse Large B-cell Lymphoma (DLBCL)",
        "Cardiotoxicity",
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "Dexrazoxane",
          "type": "DRUG"
        },
        {
          "name": "Dexrazoxane placebo",
          "type": "DRUG"
        },
        {
          "name": "Doxorubicin",
          "type": "DRUG"
        },
        {
          "name": "Liposomal Doxorubicin",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Vincristine",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Rituximab",
          "type": "DRUG"
        },
        {
          "name": "Polatuzumab Vedotin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2026-08-31",
      "completion_date": "2035-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-27",
      "last_synced_at": "2026-10-21T11:29:38.928Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07654426"
    },
    {
      "nct_id": "NCT05457478",
      "title": "The Use of \"Smart\" Body-Weight Scales for Weight and Nutritional Monitoring in Patients With Head and Neck Cancer Undergoing Radiation Therapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Head and Neck Squamous Cell Carcinoma",
        "Malignant Head and Neck Neoplasm"
      ],
      "interventions": [
        {
          "name": "Medical Device Qardio® smart scale Usage and Evaluation",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 2,
      "start_date": "2023-01-13",
      "completion_date": "2023-09-13",
      "has_results": false,
      "last_update_posted_date": "2025-01-24",
      "last_synced_at": "2026-10-21T11:29:38.928Z",
      "location_count": 2,
      "location_summary": "Rockville, Maryland • Portland, Oregon",
      "locations": [
        {
          "city": "Rockville",
          "state": "Maryland"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05457478"
    },
    {
      "nct_id": "NCT00829491",
      "title": "Denver Health Cardiovascular Disease (CVD) Prevention Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Disease"
      ],
      "interventions": [
        {
          "name": "CVD risk reduction program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Denver Health and Hospital Authority",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "30 Years to 64 Years"
      },
      "enrollment_count": 340,
      "start_date": "2007-03",
      "completion_date": "2010-06",
      "has_results": false,
      "last_update_posted_date": "2012-07-17",
      "last_synced_at": "2026-10-21T11:29:38.928Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00829491"
    },
    {
      "nct_id": "NCT02989974",
      "title": "Kentucky LEADS Collaborative: Lung Cancer Survivorship Care Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "KY LEADS Survivorship Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Jamie Studts",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 214,
      "start_date": "2017-02-10",
      "completion_date": "2019-04-24",
      "has_results": false,
      "last_update_posted_date": "2020-10-29",
      "last_synced_at": "2026-10-21T11:29:38.928Z",
      "location_count": 9,
      "location_summary": "Ashland, Kentucky • Danville, Kentucky • Elizabethtown, Kentucky + 6 more",
      "locations": [
        {
          "city": "Ashland",
          "state": "Kentucky"
        },
        {
          "city": "Danville",
          "state": "Kentucky"
        },
        {
          "city": "Elizabethtown",
          "state": "Kentucky"
        },
        {
          "city": "Hazard",
          "state": "Kentucky"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02989974"
    },
    {
      "nct_id": "NCT05099952",
      "title": "Sleep and Circadian Rhythm Study in Head and Neck Cancer Patients",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Head and Neck Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Counseling",
          "type": "OTHER"
        },
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Electronic Health Record Review",
          "type": "OTHER"
        },
        {
          "name": "Medical Device Usage and Evaluation",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Roswell Park Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2021-12-15",
      "completion_date": "2026-12-15",
      "has_results": false,
      "last_update_posted_date": "2022-01-12",
      "last_synced_at": "2026-10-21T11:29:38.928Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05099952"
    }
  ]
}