{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Study+questionnaires&page=30",
    "query": {
      "intervention": "Study questionnaires",
      "page": 30
    },
    "page_size": 10
  },
  "pagination": {
    "page": 30,
    "page_size": 10,
    "total_count": 3601,
    "total_pages": 361,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Study+questionnaires&page=31&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Study+questionnaires&page=29&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-30T03:21:18.364Z",
  "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": "NCT02786927",
      "title": "Preference Attributes of ELLIPTA Dry Powder Inhaler (DPI) and HANDIHALER DPI in Subjects With Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "Placebo ELLIPTA device",
          "type": "DRUG"
        },
        {
          "name": "Placebo capsules for use in HANDIHALER device",
          "type": "DRUG"
        },
        {
          "name": "Inhaler Preference Questionnaire Version 1",
          "type": "OTHER"
        },
        {
          "name": "Inhaler Preference Questionnaire Version 2",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 214,
      "start_date": "2016-06-21",
      "completion_date": "2016-10-04",
      "has_results": true,
      "last_update_posted_date": "2018-10-15",
      "last_synced_at": "2026-10-30T03:21:18.364Z",
      "location_count": 22,
      "location_summary": "Glendale, Arizona • Clearwater, Florida • Orlando, Florida + 19 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Natchitoches",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02786927"
    },
    {
      "nct_id": "NCT05417308",
      "title": "Topical or Oral Minoxidil for the Treatment of Endocrine Therapy-Induced Alopecia in Patients With Stage I-IV Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Anatomic Stage I Breast Cancer AJCC v8",
        "Anatomic Stage IA Breast Cancer AJCC v8",
        "Anatomic Stage IB Breast Cancer AJCC v8",
        "Anatomic Stage II Breast Cancer AJCC v8",
        "Anatomic Stage IIA Breast Cancer AJCC v8",
        "Anatomic Stage IIB Breast Cancer AJCC v8",
        "Anatomic Stage III Breast Cancer AJCC v8",
        "Anatomic Stage IIIA Breast Cancer AJCC v8",
        "Anatomic Stage IIIB Breast Cancer AJCC v8",
        "Anatomic Stage IIIC Breast Cancer AJCC v8",
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "Endocrine Therapy-Induced Alopecia",
        "Prognostic Stage I Breast Cancer AJCC v8",
        "Prognostic Stage IA Breast Cancer AJCC v8",
        "Prognostic Stage IB Breast Cancer AJCC v8",
        "Prognostic Stage II Breast Cancer AJCC v8",
        "Prognostic Stage IIA Breast Cancer AJCC v8",
        "Prognostic Stage IIB Breast Cancer AJCC v8",
        "Prognostic Stage III Breast Cancer AJCC v8",
        "Prognostic Stage IIIA Breast Cancer AJCC v8",
        "Prognostic Stage IIIB Breast Cancer AJCC v8",
        "Prognostic Stage IIIC Breast Cancer AJCC v8",
        "Prognostic Stage IV Breast Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Minoxidil",
          "type": "DRUG"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "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": 50,
      "start_date": "2023-03-01",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-10",
      "last_synced_at": "2026-10-30T03:21:18.364Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05417308"
    },
    {
      "nct_id": "NCT07620808",
      "title": "MTM2MTG Pilot Ancillary Study",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diet, Healthy",
        "HbA1c",
        "Blood Pressure"
      ],
      "interventions": [
        {
          "name": "Medically Tailored Groceries",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "20 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2026-08-25",
      "completion_date": "2027-06",
      "has_results": false,
      "last_update_posted_date": "2026-10-26",
      "last_synced_at": "2026-10-30T03:21:18.364Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07620808"
    },
    {
      "nct_id": "NCT05407168",
      "title": "Improving Decision-Making Encounters in Lung Cancer Using a Low-Literacy Conversation Tool",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Carcinoma"
      ],
      "interventions": [
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Health Promotion and Education",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "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": 237,
      "start_date": "2022-10-31",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-02",
      "last_synced_at": "2026-10-30T03:21:18.364Z",
      "location_count": 4,
      "location_summary": "Hillsboro, Oregon • Portland, Oregon",
      "locations": [
        {
          "city": "Hillsboro",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05407168"
    },
    {
      "nct_id": "NCT07790718",
      "title": "Testing the Effects of Exercise on Colorectal Cancer Development After Treatment With Pelvic Radiation Therapy for Prostate Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Colon Polyp",
        "Colorectal Carcinoma",
        "Localized Prostate Carcinoma",
        "Stage I Prostate Cancer AJCC v8",
        "Stage II Prostate Cancer AJCC v8",
        "Stage III Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Aerobic Exercise",
          "type": "OTHER"
        },
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Colonoscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "Data Collection",
          "type": "OTHER"
        },
        {
          "name": "Physical Performance Testing",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Sigmoidoscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "MALE",
        "summary": "40 Years to 80 Years · Male only"
      },
      "enrollment_count": 30,
      "start_date": "2026-12-16",
      "completion_date": "2027-06-12",
      "has_results": false,
      "last_update_posted_date": "2026-08-28",
      "last_synced_at": "2026-10-30T03:21:18.364Z",
      "location_count": 2,
      "location_summary": "Duarte, California • Irvine, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07790718"
    },
    {
      "nct_id": "NCT01092624",
      "title": "Clinical Trial of Solifenacin Versus Placebo Plus Pessary for Women With Vaginal Prolapse",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pelvic Organ Prolapse"
      ],
      "interventions": [
        {
          "name": "Solifenacin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ring pessary with support, Cooper Surgical, Trumbell, CT Ref # MXPRS03 non-latex",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Hartford Hospital",
      "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": 94,
      "start_date": "2010-03",
      "completion_date": "2011-10",
      "has_results": false,
      "last_update_posted_date": "2011-11-04",
      "last_synced_at": "2026-10-30T03:21:18.364Z",
      "location_count": 1,
      "location_summary": "Hartford, Connecticut",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01092624"
    },
    {
      "nct_id": "NCT00200096",
      "title": "Acupuncture for the Treatment of Chronic Post-Chemotherapy Fatigue: A Randomized, Phase III Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "Acupuncture and questionnaires",
          "type": "PROCEDURE"
        },
        {
          "name": "placebo acupuncture",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 101,
      "start_date": "2004-07",
      "completion_date": "2011-02",
      "has_results": false,
      "last_update_posted_date": "2011-02-15",
      "last_synced_at": "2026-10-30T03:21:18.364Z",
      "location_count": 2,
      "location_summary": "Basking Ridge, New Jersey • New York, New York",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00200096"
    },
    {
      "nct_id": "NCT01635374",
      "title": "Per-Oral Endoscopic Esophagomyotomy (POEM)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Achalasia"
      ],
      "interventions": [
        {
          "name": "Per-Oral Endoscopic Esophagomyotomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 400,
      "start_date": "2010-07",
      "completion_date": "2014-01",
      "has_results": false,
      "last_update_posted_date": "2015-01-06",
      "last_synced_at": "2026-10-30T03:21:18.364Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01635374"
    },
    {
      "nct_id": "NCT05054413",
      "title": "Formulating Expert Consensus Guidelines in Cancer Care Using the Delphi Method",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hematopoietic and Lymphoid Cell Neoplasm",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2021-04-15",
      "completion_date": "2030-08-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-26",
      "last_synced_at": "2026-10-30T03:21:18.364Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05054413"
    },
    {
      "nct_id": "NCT05222620",
      "title": "SRS Compared With FSRS for Treatment of Intact Metastatic Brain Disease, FRACTIONATE Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Malignant Neoplasm in the Brain",
        "Metastatic Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Stereotactic Radiosurgery",
          "type": "RADIATION"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "RADIATION",
        "PROCEDURE"
      ],
      "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": 90,
      "start_date": "2022-03-14",
      "completion_date": "2027-08-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-01",
      "last_synced_at": "2026-10-30T03:21:18.364Z",
      "location_count": 7,
      "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Albert Lea, Minnesota + 4 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Albert Lea",
          "state": "Minnesota"
        },
        {
          "city": "Mankato",
          "state": "Minnesota"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05222620"
    }
  ]
}