{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire&page=39",
    "query": {
      "intervention": "Questionnaire",
      "page": 39
    },
    "page_size": 10
  },
  "pagination": {
    "page": 39,
    "page_size": 10,
    "total_count": 5465,
    "total_pages": 547,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire&page=40&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire&page=38&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-19T13:38:57.812Z",
  "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": "NCT00519272",
      "title": "A Prospective Study Examining the Barriers to Care for Harris County Cervical Cancer Patients",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cervical Cancer"
      ],
      "interventions": [
        {
          "name": "Questionnaire",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 200,
      "start_date": "2006-07-21",
      "completion_date": "2019-05-15",
      "has_results": false,
      "last_update_posted_date": "2020-01-02",
      "last_synced_at": "2026-10-19T13:38:57.812Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00519272"
    },
    {
      "nct_id": "NCT05778812",
      "title": "Online Insomnia Treatment Program",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insomnia",
        "Sleep",
        "Sleep Disturbance",
        "Sleep Disorder",
        "Sleep Hygiene",
        "Sleep Initiation and Maintenance Disorders"
      ],
      "interventions": [
        {
          "name": "Full Sleep",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Path to Better Sleep",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Koko Home, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2023-08-11",
      "completion_date": "2024-04",
      "has_results": false,
      "last_update_posted_date": "2023-09-14",
      "last_synced_at": "2026-10-19T13:38:57.812Z",
      "location_count": 1,
      "location_summary": "Redwood City, California",
      "locations": [
        {
          "city": "Redwood City",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05778812"
    },
    {
      "nct_id": "NCT02957565",
      "title": "Patient Perception of Physician's Compassion, Communication Skills, and Professionalism During an Outpatient Palliative Care Visit",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Malignant Neoplasms of Independent (Primary) Multiple Sites",
        "Advanced Cancer"
      ],
      "interventions": [
        {
          "name": "Baseline Questionnaires",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Videos",
          "type": "OTHER"
        },
        {
          "name": "Assessment Questionnaires",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "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": 121,
      "start_date": "2016-11-03",
      "completion_date": "2020-01-02",
      "has_results": false,
      "last_update_posted_date": "2020-11-25",
      "last_synced_at": "2026-10-19T13:38:57.812Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02957565"
    },
    {
      "nct_id": "NCT01838265",
      "title": "Trial of Prostate Cancer Patients Undergoing Active Surveillance With or Without MRI-Guided Management",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Cancer",
        "Prostate Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Transrectal Ultrasound-Guided Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "MRI Ultrasound Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Expanded Prostate Cancer index Composite Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Short-Form 12 of Health Related Quality of Life Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Memorial Anxiety Scale for Prostate Cancer",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Plasma/Serum Sample for biomarkers",
          "type": "PROCEDURE"
        },
        {
          "name": "Urine Sample for Biomarkers",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Tests for Blood Urea Nitrogen and Creatinine",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Test for Serum PSA",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "75 Years",
        "sex": "MALE",
        "summary": "35 Years to 75 Years · Male only"
      },
      "enrollment_count": 0,
      "start_date": "2012-08",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-12-08",
      "last_synced_at": "2026-10-19T13:38:57.812Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01838265"
    },
    {
      "nct_id": "NCT00769951",
      "title": "Study of Physical and Mental Health of Older Patients With Newly Diagnosed Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cognitive/Functional Effects",
        "Depression",
        "Hematopoietic/Lymphoid Cancer",
        "Malnutrition",
        "Pain",
        "Psychosocial Effects of Cancer and Its Treatment",
        "Unspecified Adult Solid Tumor, Protocol Specific",
        "Weight Changes"
      ],
      "interventions": [
        {
          "name": "medical chart review",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "cognitive assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "psychosocial assessment and care",
          "type": "PROCEDURE"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2008-02",
      "completion_date": "2011-09",
      "has_results": false,
      "last_update_posted_date": "2020-07-27",
      "last_synced_at": "2026-10-19T13:38:57.812Z",
      "location_count": 2,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00769951"
    },
    {
      "nct_id": "NCT01986829",
      "title": "Cryoablation, Radiofrequency Ablation, or Microwave Ablation in Treating Patients With Metastatic Sarcoma Stable on Chemotherapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Osteosarcoma",
        "Sarcoma"
      ],
      "interventions": [
        {
          "name": "Microwave ablation",
          "type": "DEVICE"
        },
        {
          "name": "Cryoablation",
          "type": "DEVICE"
        },
        {
          "name": "Radiofrequency ablation",
          "type": "DEVICE"
        },
        {
          "name": "BPI-Short form",
          "type": "OTHER"
        },
        {
          "name": "FACT-G7",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2014-02-03",
      "completion_date": "2017-08-08",
      "has_results": true,
      "last_update_posted_date": "2018-09-19",
      "last_synced_at": "2026-10-19T13:38:57.812Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01986829"
    },
    {
      "nct_id": "NCT06967337",
      "title": "Microsteps Study-Short, Animated Storytelling Video",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Behavior, Health"
      ],
      "interventions": [
        {
          "name": "Microsteps",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Storytelling video",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Instructional Video",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 5431,
      "start_date": "2025-06-19",
      "completion_date": "2025-07-21",
      "has_results": false,
      "last_update_posted_date": "2025-07-23",
      "last_synced_at": "2026-10-19T13:38:57.812Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06967337"
    },
    {
      "nct_id": "NCT03300557",
      "title": "Exemestane in Treating Patients With Complex Atypical Hyperplasia of the Endometrium/Endometrial Intraepithelial Neoplasia or Low Grade Endometrial Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Atypical Hyperplasia",
        "Endometrial Atypical Hyperplasia/Endometrioid Intraepithelial Neoplasia",
        "Endometrial Carcinoma",
        "FIGO Grade 1 Endometrial Endometrioid Adenocarcinoma",
        "FIGO Grade 2 Endometrial Endometrioid Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Exemestane",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Pharmacokinetic Study",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "45 Years and older · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2017-11-15",
      "completion_date": "2025-08-14",
      "has_results": true,
      "last_update_posted_date": "2025-08-29",
      "last_synced_at": "2026-10-19T13:38:57.812Z",
      "location_count": 3,
      "location_summary": "Birmingham, Alabama • Minneapolis, Minnesota • Madison, Wisconsin",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03300557"
    },
    {
      "nct_id": "NCT06129851",
      "title": "Relugolix in Combination With Radiation Therapy for Treating Patients With High Risk Prostate Cancer",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Stage IIC Prostate Cancer AJCC v8",
        "Stage III Prostate Cancer AJCC v8",
        "Stage IV Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Brachytherapy",
          "type": "RADIATION"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Dual X-ray Absorptiometry",
          "type": "PROCEDURE"
        },
        {
          "name": "External Beam Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "PSMA PET Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Relugolix",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "University of Kansas Medical 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": 90,
      "start_date": "2023-11-20",
      "completion_date": "2026-10-23",
      "has_results": false,
      "last_update_posted_date": "2023-11-13",
      "last_synced_at": "2026-10-19T13:38:57.812Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06129851"
    },
    {
      "nct_id": "NCT05578781",
      "title": "Music-based Treatments and Pain: Underlying Mechanisms and the Beneficial Effects of Music-Based Treatments",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Low-back Pain"
      ],
      "interventions": [
        {
          "name": "Music Therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Music Medicine",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 99,
      "start_date": "2023-01-26",
      "completion_date": "2024-11-14",
      "has_results": false,
      "last_update_posted_date": "2025-08-07",
      "last_synced_at": "2026-10-19T13:38:57.812Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05578781"
    }
  ]
}