{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire&page=36",
    "query": {
      "intervention": "Questionnaire",
      "page": 36
    },
    "page_size": 10
  },
  "pagination": {
    "page": 36,
    "page_size": 10,
    "total_count": 5464,
    "total_pages": 547,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire&page=37&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire&page=35&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-19T09:25:53.989Z",
  "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": "NCT03293771",
      "title": "Transgender Post-reassignment Urogynecologic Measures and Perceptions",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Gender Identity Disorder of Adult",
        "Voiding Disorders",
        "Sexual Dysfunction"
      ],
      "interventions": [
        {
          "name": "Focus group interviews",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire packet",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 200,
      "start_date": "2017-12-27",
      "completion_date": "2019-12-31",
      "has_results": false,
      "last_update_posted_date": "2019-04-23",
      "last_synced_at": "2026-10-19T09:25:53.989Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03293771"
    },
    {
      "nct_id": "NCT01458509",
      "title": "Feasibility and Psychometric Properties of Paper vs. Web vs. Automated Telephone Administration of Patient Reported Outcome Surveys",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colon Cancer",
        "Rectal Cancer"
      ],
      "interventions": [
        {
          "name": "Surveys",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Memorial Sloan Kettering 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": 325,
      "start_date": "2011-10-11",
      "completion_date": "2021-09-08",
      "has_results": false,
      "last_update_posted_date": "2021-09-10",
      "last_synced_at": "2026-10-19T09:25:53.989Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01458509"
    },
    {
      "nct_id": "NCT04674267",
      "title": "Resilience and Equity in Aging, Cancer, and Health (REACH)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastric Cancer",
        "Colon Cancer",
        "Esophageal Cancer",
        "Rectal Cancer",
        "Pancreatic Cancer",
        "Gastrointestinal Cancer"
      ],
      "interventions": [
        {
          "name": "Phase 2 Intervention - Geriatric Co-Management",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 147,
      "start_date": "2022-01-18",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-10",
      "last_synced_at": "2026-10-19T09:25:53.989Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04674267"
    },
    {
      "nct_id": "NCT04109209",
      "title": "Psychological Intervention For Brain Tumor Caregivers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Malignant Glioma",
        "Anxiety",
        "Caregiver Burden",
        "Malignant Brain Tumor"
      ],
      "interventions": [
        {
          "name": "Psychosocial Intervention Group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care Group",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2019-10-09",
      "completion_date": "2022-09-13",
      "has_results": false,
      "last_update_posted_date": "2024-12-05",
      "last_synced_at": "2026-10-19T09:25:53.989Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04109209"
    },
    {
      "nct_id": "NCT03980067",
      "title": "Impact of Pre-Sedation Virtual Reality Game on Post-Discharge Negative Behaviors in the Pediatric Emergency Department",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Behavior, Child",
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Virtual Reality Game",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 201,
      "start_date": "2019-05-17",
      "completion_date": "2022-05-12",
      "has_results": false,
      "last_update_posted_date": "2024-07-29",
      "last_synced_at": "2026-10-19T09:25:53.989Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03980067"
    },
    {
      "nct_id": "NCT01511614",
      "title": "Nicotine Withdrawal Symptoms and Smoking Relapse",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nicotine Dependence"
      ],
      "interventions": [
        {
          "name": "Transcranial Direct Current Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "sham",
          "type": "DEVICE"
        },
        {
          "name": "Nicotine patch",
          "type": "DRUG"
        },
        {
          "name": "Placebo patch",
          "type": "DRUG"
        },
        {
          "name": "Varenicline Pill",
          "type": "DRUG"
        },
        {
          "name": "Placebo pill",
          "type": "DRUG"
        },
        {
          "name": "Motivational Interviewing",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "National Institute on Drug Abuse (NIDA)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 112,
      "start_date": "2013-05-20",
      "completion_date": "2020-03-30",
      "has_results": true,
      "last_update_posted_date": "2024-05-31",
      "last_synced_at": "2026-10-19T09:25:53.989Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01511614"
    },
    {
      "nct_id": "NCT02567266",
      "title": "Community Study of Outcome Monitoring for Emotional Disorders in Teens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Depression",
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Unified Protocol for Adolescents (UP-A)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Youth Outcomes Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Treatment as Usual",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "12 Years to 18 Years"
      },
      "enrollment_count": 196,
      "start_date": "2016-01",
      "completion_date": "2020-07-30",
      "has_results": true,
      "last_update_posted_date": "2021-08-18",
      "last_synced_at": "2026-10-19T09:25:53.989Z",
      "location_count": 2,
      "location_summary": "West Hartford, Connecticut • Coral Gables, Florida",
      "locations": [
        {
          "city": "West Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Coral Gables",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02567266"
    },
    {
      "nct_id": "NCT02148211",
      "title": "Fluarix/ FluLaval/ Fluarix Quadrivalent/ FluLaval Quadrivalent Vaccine Pregnancy Registry",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Influenza"
      ],
      "interventions": [
        {
          "name": "Data collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 507,
      "start_date": "2014-06-01",
      "completion_date": "2019-05-31",
      "has_results": true,
      "last_update_posted_date": "2020-06-12",
      "last_synced_at": "2026-10-19T09:25:53.989Z",
      "location_count": 1,
      "location_summary": "Wilmington, North Carolina",
      "locations": [
        {
          "city": "Wilmington",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02148211"
    },
    {
      "nct_id": "NCT05419011",
      "title": "Testing a Combination of Vaccines for Cancer Prevention in Lynch Syndrome",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Colorectal Carcinoma",
        "Colorectal Neoplasm",
        "Lynch Syndrome"
      ],
      "interventions": [
        {
          "name": "Adenovirus 5 CEA/MUC1/Brachyury Vaccine Tri-Ad5",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Colonoscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "Nogapendekin Alfa",
          "type": "DRUG"
        },
        {
          "name": "Placebo Administration",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "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": 186,
      "start_date": "2023-05-08",
      "completion_date": "2028-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-17",
      "last_synced_at": "2026-10-19T09:25:53.989Z",
      "location_count": 13,
      "location_summary": "Phoenix, Arizona • Tucson, Arizona • San Francisco, California + 10 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05419011"
    },
    {
      "nct_id": "NCT05399771",
      "title": "Radiofrequency Hyperthermia Safety Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain",
        "Soft Tissue Injuries",
        "Wound Heal",
        "Blood Flow"
      ],
      "interventions": [
        {
          "name": "Laser Doppler",
          "type": "DEVICE"
        },
        {
          "name": "Radiofrequency Heating System",
          "type": "DEVICE"
        },
        {
          "name": "Thermal Imaging",
          "type": "DEVICE"
        },
        {
          "name": "Healthcare Questionnaire & Measurement",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 20,
      "start_date": "2022-06-27",
      "completion_date": "2023-10-23",
      "has_results": true,
      "last_update_posted_date": "2024-05-03",
      "last_synced_at": "2026-10-19T09:25:53.989Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05399771"
    }
  ]
}