{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire&page=9",
    "query": {
      "intervention": "Questionnaire",
      "page": 9
    },
    "page_size": 10
  },
  "pagination": {
    "page": 9,
    "page_size": 10,
    "total_count": 5464,
    "total_pages": 547,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire&page=10&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire&page=8&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-17T13:27:12.906Z",
  "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": "NCT05145595",
      "title": "Pain Sensitivity During Puberty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain"
      ],
      "interventions": [
        {
          "name": "Thermal Sensory Analyzer",
          "type": "DEVICE"
        },
        {
          "name": "Pressure Stimuli",
          "type": "DEVICE"
        },
        {
          "name": "Mechanical Stimuli",
          "type": "DEVICE"
        },
        {
          "name": "Pain Ratings",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Thermal pain thresholds",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pressure pain thresholds (PPT)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mechanical temporal summation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Conditioned pain modulation (CPM) efficiency",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Offset analgesia efficiency",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cold pain tolerance",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "9 Years to 16 Years"
      },
      "enrollment_count": 36,
      "start_date": "2022-09-20",
      "completion_date": "2024-07-17",
      "has_results": false,
      "last_update_posted_date": "2026-01-09",
      "last_synced_at": "2026-10-17T13:27:12.906Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05145595"
    },
    {
      "nct_id": "NCT04094675",
      "title": "Sirolimus for Cowden Syndrome With Colon Polyposis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "PTEN Gene Mutation",
        "PTEN Hamartoma Tumor Syndrome",
        "PTEN Hamartoma Syndrome",
        "Cowden Syndrome",
        "Bannayan Syndrome",
        "Bannayan Zonana Syndrome",
        "Polyposis"
      ],
      "interventions": [
        {
          "name": "Sirolimus",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 5,
      "start_date": "2019-09-16",
      "completion_date": "2025-06-05",
      "has_results": false,
      "last_update_posted_date": "2025-06-10",
      "last_synced_at": "2026-10-17T13:27:12.906Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04094675"
    },
    {
      "nct_id": "NCT04384770",
      "title": "CT-guided Stereotactic Body Radiation Therapy and MRI-guided Stereotactic Body Radiation Therapy for Prostate Cancer, MIRAGE Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "CT-guided Stereotactic Body Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "MRI-guided Stereotactic Body Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "Jonsson Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 179,
      "start_date": "2020-05-12",
      "completion_date": "2028-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-11",
      "last_synced_at": "2026-10-17T13:27:12.906Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04384770"
    },
    {
      "nct_id": "NCT00667394",
      "title": "Tandutinib Plus Bevacizumab to Treat Recurrent Brain Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Glioblastoma",
        "Gliosarcoma",
        "Anaplastic Astrocytoma",
        "Anaplastic Oligodendroglioma",
        "Anaplastic Mixed Oligoastrocytoma"
      ],
      "interventions": [
        {
          "name": "Bevacizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "MLN-518 (Tandutinib)",
          "type": "DRUG"
        },
        {
          "name": "Quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2008-04",
      "completion_date": "2011-07",
      "has_results": true,
      "last_update_posted_date": "2015-11-05",
      "last_synced_at": "2026-10-17T13:27:12.906Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00667394"
    },
    {
      "nct_id": "NCT05077072",
      "title": "Interdisciplinary Interventions to Address Pain Management Among Head and Neck Cancer Patients",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Head and Neck Carcinoma"
      ],
      "interventions": [
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Counseling",
          "type": "OTHER"
        },
        {
          "name": "Electroencephalography",
          "type": "PROCEDURE"
        },
        {
          "name": "Neurofeedback",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "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": 28,
      "start_date": "2021-10-08",
      "completion_date": "2027-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-07",
      "last_synced_at": "2026-10-17T13:27:12.906Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05077072"
    },
    {
      "nct_id": "NCT05929001",
      "title": "Lymphedema Specific PROs for Risk Assessment, Prevention and Early Detection",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lymphedema"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 101,
      "start_date": "2021-01-13",
      "completion_date": "2026-04-15",
      "has_results": false,
      "last_update_posted_date": "2026-04-17",
      "last_synced_at": "2026-10-17T13:27:12.906Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05929001"
    },
    {
      "nct_id": "NCT02962154",
      "title": "Neurocardiac Interactions Evaluated by Anatomic and Physiologic MRI Assessment",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ischemia",
        "Stress, Mental"
      ],
      "interventions": [
        {
          "name": "Coronary CT Angiography",
          "type": "RADIATION"
        },
        {
          "name": "Mood Symptom Scale",
          "type": "OTHER"
        },
        {
          "name": "Anxiety Symptom Scale",
          "type": "OTHER"
        },
        {
          "name": "Chronic Stress Inventories",
          "type": "OTHER"
        },
        {
          "name": "Psychosocial Function Questionnaires",
          "type": "OTHER"
        },
        {
          "name": "General Health and quality of life questionnaires",
          "type": "OTHER"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2016-02",
      "completion_date": "2018-01",
      "has_results": false,
      "last_update_posted_date": "2018-01-09",
      "last_synced_at": "2026-10-17T13:27:12.906Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02962154"
    },
    {
      "nct_id": "NCT03480477",
      "title": "Adverse Childhood Experiences in Urogynecologic Patients",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pelvic Floor Disorders",
        "Interstitial Cystitis",
        "Urinary Incontinence"
      ],
      "interventions": [
        {
          "name": "ACE questionnaire",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of New Mexico",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 356,
      "start_date": "2018-04-09",
      "completion_date": "2019-02-01",
      "has_results": false,
      "last_update_posted_date": "2024-02-09",
      "last_synced_at": "2026-10-17T13:27:12.906Z",
      "location_count": 1,
      "location_summary": "Albuquerque, New Mexico",
      "locations": [
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03480477"
    },
    {
      "nct_id": "NCT06944392",
      "title": "Evaluating Pumpkin Seed Oil Extract Supplementation on Bladder Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Overactive Bladder (OAB)"
      ],
      "interventions": [
        {
          "name": "Pumpkin Seed Extract",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2025-04-11",
      "completion_date": "2026-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-21",
      "last_synced_at": "2026-10-17T13:27:12.906Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06944392"
    },
    {
      "nct_id": "NCT01184534",
      "title": "Multimedia Patient Education",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Video",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Questionnaires",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "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": 50,
      "start_date": "2010-08",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2013-02-12",
      "last_synced_at": "2026-10-17T13:27:12.906Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01184534"
    }
  ]
}