{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire+1&page=12",
    "query": {
      "intervention": "Questionnaire 1",
      "page": 12
    },
    "page_size": 10
  },
  "pagination": {
    "page": 12,
    "page_size": 10,
    "total_count": 2375,
    "total_pages": 238,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire+1&page=13&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire+1&page=11&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-02T23:34:22.356Z",
  "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": "NCT00585065",
      "title": "CRT Pilot Study for Children With Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Pediatric Heart Failure"
      ],
      "interventions": [
        {
          "name": "CRT device implant",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "1 Year to 18 Years"
      },
      "enrollment_count": 7,
      "start_date": "2006-01",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2023-05-11",
      "last_synced_at": "2026-11-02T23:34:22.356Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00585065"
    },
    {
      "nct_id": "NCT03159000",
      "title": "A Research Study of Greater Occipital Nerve Block as a Treatment for Acute Migraine Attacks",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Migraine"
      ],
      "interventions": [
        {
          "name": "Saline",
          "type": "DRUG"
        },
        {
          "name": "lidocaine/bupivacaine",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Thomas Jefferson University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 0,
      "start_date": "2017-05-01",
      "completion_date": "2018-06-30",
      "has_results": false,
      "last_update_posted_date": "2021-11-26",
      "last_synced_at": "2026-11-02T23:34:22.356Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03159000"
    },
    {
      "nct_id": "NCT01535898",
      "title": "Application of High Resolution Diffusion-weighted MR Imaging Pulse Sequence in Head and Neck, and Prostate Cancers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Head and Neck Cancer",
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "MRI scanner with sequence",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2012-02",
      "completion_date": "2015-02",
      "has_results": false,
      "last_update_posted_date": "2017-05-08",
      "last_synced_at": "2026-11-02T23:34:22.356Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01535898"
    },
    {
      "nct_id": "NCT02608463",
      "title": "Neuropathic Pain in Pregnancy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain",
        "Pregnancy"
      ],
      "interventions": [
        {
          "name": "painDETECT Questionnaire",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pain Catastrophizing Scale",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Pain Intensity Scale, Pain Interference Scale, Pain Behavior Scale",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Beck Depression Inventory",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Visual Analogue Scale",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Patient's Global Impression of Change Scale & Clinical Global Impression-Global Improvement Scale",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Transcranial Magnetic Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DEVICE"
      ],
      "sponsor": "University of Arkansas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 45 Years · Female only"
      },
      "enrollment_count": 15,
      "start_date": "2016-01-01",
      "completion_date": "2019-04-19",
      "has_results": true,
      "last_update_posted_date": "2021-06-23",
      "last_synced_at": "2026-11-02T23:34:22.356Z",
      "location_count": 1,
      "location_summary": "Little Rock, Arkansas",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02608463"
    },
    {
      "nct_id": "NCT02968628",
      "title": "Effect of Maternal Diabetes on Brain Development, as Measured by Neonatal Electroencephalogram (EEG)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Diabetes in Pregnancy",
        "Diabetes, Gestational",
        "Infant, Newborn, Diseases",
        "Perinatal Disorders of Growth and Development"
      ],
      "interventions": [
        {
          "name": "Video Electroencephalogram (EEG)",
          "type": "OTHER"
        },
        {
          "name": "Point-of Care Blood Sugar Testing",
          "type": "OTHER"
        },
        {
          "name": "Medical Record Data Extraction",
          "type": "OTHER"
        },
        {
          "name": "Maternal Questionnaire",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "24 Hours",
        "maximum_age": "120 Hours",
        "sex": "ALL",
        "summary": "24 Hours to 120 Hours"
      },
      "enrollment_count": 39,
      "start_date": "2016-09-01",
      "completion_date": "2018-10-01",
      "has_results": false,
      "last_update_posted_date": "2020-02-17",
      "last_synced_at": "2026-11-02T23:34:22.356Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02968628"
    },
    {
      "nct_id": "NCT05715463",
      "title": "Rheumatology-based Adaptive Intervention for Social Determinants and Health Equity",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Rheumatoid Arthritis",
        "Palindromic Arthritis",
        "Juvenile Rheumatoid Arthritis",
        "Ankylosing Spondylitis",
        "Sacroiliitis",
        "Psoriatic Arthritis",
        "Mixed Connective Tissue Disease",
        "Lupus",
        "Enteropathic Arthropathies",
        "Systemic Sclerosis",
        "Sjogren's Syndrome",
        "Sicca Syndrome",
        "Inflammatory Arthritis",
        "Undifferentiated Connective Tissue Diseases"
      ],
      "interventions": [
        {
          "name": "Resource sheets",
          "type": "OTHER"
        },
        {
          "name": "Community Resource Specialist",
          "type": "OTHER"
        },
        {
          "name": "Nurse Navigator",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 101,
      "start_date": "2023-03-01",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-15",
      "last_synced_at": "2026-11-02T23:34:22.356Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05715463"
    },
    {
      "nct_id": "NCT02791581",
      "title": "Understanding and Predicting Breast Cancer Events After Treatment",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Cardiac MRI",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "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": 403,
      "start_date": "2017-07-21",
      "completion_date": "2032-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-28",
      "last_synced_at": "2026-11-02T23:34:22.356Z",
      "location_count": 66,
      "location_summary": "Birmingham, Alabama • Washington D.C., District of Columbia • Tampa, Florida + 52 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02791581"
    },
    {
      "nct_id": "NCT03043300",
      "title": "A Pilot Study Assessing Intestinal Microbiota Diversification and Changes After Travel to South(East) Asia From the US",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Dysbiosis"
      ],
      "interventions": [
        {
          "name": "Screening Criteria Review",
          "type": "OTHER"
        },
        {
          "name": "Pre-Travel Questionnaire",
          "type": "OTHER"
        },
        {
          "name": "Pre-Travel Stool Specimen Collection",
          "type": "OTHER"
        },
        {
          "name": "Short-Term Post-Travel Questionnaire",
          "type": "OTHER"
        },
        {
          "name": "Short-Term Post-Travel Stool Specimen Collection",
          "type": "OTHER"
        },
        {
          "name": "Long-Term Post-Travel Questionnaire",
          "type": "OTHER"
        },
        {
          "name": "Long-Term Post-Travel Stool Specimen Collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2017-11-07",
      "completion_date": "2018-12-01",
      "has_results": false,
      "last_update_posted_date": "2019-01-30",
      "last_synced_at": "2026-11-02T23:34:22.356Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03043300"
    },
    {
      "nct_id": "NCT04071236",
      "title": "Radiation Medication (Radium-223 Dichloride) Versus Radium-223 Dichloride Plus Radiation Enhancing Medication (M3814) Versus Radium-223 Dichloride Plus M3814 Plus Avelumab (a Type of Immunotherapy) for Advanced Prostate Cancer Not Responsive to Hormonal Therapy",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Castration-Resistant Prostate Carcinoma",
        "Metastatic Malignant Neoplasm in the Bone",
        "Metastatic Malignant Neoplasm in the Lymph Nodes",
        "Stage IVB Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Avelumab",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Peposertib",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Radium Ra 223 Dichloride",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "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": "2020-10-14",
      "completion_date": "2027-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-10-07",
      "last_synced_at": "2026-11-02T23:34:22.356Z",
      "location_count": 32,
      "location_summary": "Duarte, California • Los Angeles, California • Orange, California + 24 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04071236"
    },
    {
      "nct_id": "NCT03905421",
      "title": "Quality of Life Assessed With the PAH SYMPACT Questionnaire",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pulmonary Hypertension"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 390,
      "start_date": "2019-03-06",
      "completion_date": "2024-01-22",
      "has_results": false,
      "last_update_posted_date": "2025-07-25",
      "last_synced_at": "2026-11-02T23:34:22.356Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03905421"
    }
  ]
}