{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire+Administration",
    "query": {
      "intervention": "Questionnaire Administration"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 2995,
    "total_pages": 300,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire+Administration&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-01T17:56:10.532Z",
  "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": "NCT05911243",
      "title": "Feasibility of Auricular Acupressure for Appetite and Weight in Patients With Stage II-IV Gastric, Esophageal, and Pancreatic Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Clinical Stage II Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage II Esophageal Squamous Cell Carcinoma AJCC v8",
        "Clinical Stage II Gastric Cancer AJCC v8",
        "Clinical Stage III Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage III Esophageal Squamous Cell Carcinoma AJCC v8",
        "Clinical Stage III Gastric Cancer AJCC v8",
        "Clinical Stage IV Esophageal Adenocarcinoma AJCC v8",
        "Clinical Stage IV Esophageal Squamous Cell Carcinoma AJCC v8",
        "Clinical Stage IV Gastric Cancer AJCC v8",
        "Stage II Pancreatic Cancer AJCC v8",
        "Stage III Pancreatic Cancer AJCC v8",
        "Stage IV Pancreatic Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Acupressure Therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 3,
      "start_date": "2024-07-22",
      "completion_date": "2025-07-09",
      "has_results": false,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-09-01T17:56:10.532Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05911243"
    },
    {
      "nct_id": "NCT04670874",
      "title": "Quality of Life in Cutaneous Lymphoma Patients Using the Skindex29",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cutaneous Lymphoma"
      ],
      "interventions": [
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1250,
      "start_date": "2023-08-17",
      "completion_date": "2034-01-24",
      "has_results": false,
      "last_update_posted_date": "2026-01-28",
      "last_synced_at": "2026-09-01T17:56:10.532Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04670874"
    },
    {
      "nct_id": "NCT07087860",
      "title": "Therapeutic Plasma Exchange With Enfortumab Vedotin and Pembrolizumab for Treatment of Bladder Cancers",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Bladder Urothelial Carcinoma",
        "Metastatic Renal Pelvis and Ureter Urothelial Carcinoma",
        "Refractory Bladder Urothelial Carcinoma",
        "Refractory Renal Pelvis and Ureter Urothelial Carcinoma",
        "Stage IV Bladder Cancer AJCC v7",
        "Stage IV Renal Pelvis and Ureter Cancer AJCC v7"
      ],
      "interventions": [
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Central Venous Cannula Insertion",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Enfortumab Vedotin",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Plasmapheresis",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Antibody-Drug Conjugate Therapy",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE",
        "DRUG",
        "BIOLOGICAL"
      ],
      "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": 70,
      "start_date": "2025-08-01",
      "completion_date": "2028-08-07",
      "has_results": false,
      "last_update_posted_date": "2026-05-08",
      "last_synced_at": "2026-09-01T17:56:10.532Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07087860"
    },
    {
      "nct_id": "NCT02433860",
      "title": "Evaluation of the Effectiveness of Pharmacists in Implementing the SCRIPT Protocol",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pregnancy"
      ],
      "interventions": [
        {
          "name": "pharmacist nicotine cessation counseling using SCRIPT protocol",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Providence Medical Research Center",
      "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": 8,
      "start_date": "2015-01",
      "completion_date": "2016-09",
      "has_results": false,
      "last_update_posted_date": "2017-09-25",
      "last_synced_at": "2026-09-01T17:56:10.532Z",
      "location_count": 1,
      "location_summary": "Spokane, Washington",
      "locations": [
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02433860"
    },
    {
      "nct_id": "NCT06427824",
      "title": "Comprehensive Geriatric Assessment (Tests) for Bladder Cancer Participants Undergoing Radical Cystectomy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bladder Cancer"
      ],
      "interventions": [
        {
          "name": "Educational Video Modules on Risk Prevention Before and After Cystectomy (Surgery)",
          "type": "OTHER"
        },
        {
          "name": "Geriatric Service/ Discharge Planning",
          "type": "OTHER"
        },
        {
          "name": "Questionnaires",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 85,
      "start_date": "2024-08-09",
      "completion_date": "2026-10-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-03",
      "last_synced_at": "2026-09-01T17:56:10.532Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06427824"
    },
    {
      "nct_id": "NCT04954885",
      "title": "Evaluating Modifiable Biomarkers for the Prediction of Immunotherapy Response and Toxicity",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Non-Squamous Non-Small Cell Carcinoma",
        "Stage IIIB Lung Cancer AJCC v8",
        "Stage IV Lung Cancer AJCC v8",
        "Stage IVA Lung Cancer AJCC v8",
        "Stage IVB Lung Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Physical Performance Testing",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Ohio State University Comprehensive 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": 2,
      "start_date": "2021-05-18",
      "completion_date": "2022-10-12",
      "has_results": false,
      "last_update_posted_date": "2025-01-27",
      "last_synced_at": "2026-09-01T17:56:10.532Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04954885"
    },
    {
      "nct_id": "NCT01883791",
      "title": "Screening, Brief Intervention and Referral to Treatment for Substance Abuse in Mental Health Treatment Settings",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Substance Use Disorders",
        "Mental Illness"
      ],
      "interventions": [
        {
          "name": "SBIRT",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Health Education",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1080,
      "start_date": "2013-03",
      "completion_date": "2018-06-30",
      "has_results": false,
      "last_update_posted_date": "2018-11-02",
      "last_synced_at": "2026-09-01T17:56:10.532Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California • Oxnard, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Oxnard",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01883791"
    },
    {
      "nct_id": "NCT04443413",
      "title": "Phase III Study of 5tx vs 15tx of RT (X-rays or Protons) Including RNI in Breast Cancer Patients",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Anatomic Stage I Breast Cancer AJCC v8",
        "Anatomic Stage II Breast Cancer AJCC v8",
        "Anatomic Stage III Breast Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Proton Beam Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "X-ray Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "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": 146,
      "start_date": "2020-06-16",
      "completion_date": "2029-11-19",
      "has_results": false,
      "last_update_posted_date": "2026-01-16",
      "last_synced_at": "2026-09-01T17:56:10.532Z",
      "location_count": 3,
      "location_summary": "Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04443413"
    },
    {
      "nct_id": "NCT03278925",
      "title": "Defined Green Tea Catechin Extract in Preventing Liver Cancer in Participants With Cirrhosis",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cirrhosis"
      ],
      "interventions": [
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Defined Green Tea Catechin Extract",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Ultrasound",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "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": 14,
      "start_date": "2018-08-09",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-08-02",
      "last_synced_at": "2026-09-01T17:56:10.532Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03278925"
    },
    {
      "nct_id": "NCT03010150",
      "title": "Blood Tests and Questionnaires in Studying Adherence to Preventative Swallowing Exercises in Participants With Metastatic Head and Neck Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Carcinoma of Unknown Primary",
        "Clinical Stage I HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Clinical Stage II HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Clinical Stage III HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Metastatic Head and Neck Carcinoma",
        "Metastatic Malignant Neoplasm in the Uterine Cervix",
        "Pathologic Stage I HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Pathologic Stage II HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Pathologic Stage III HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Stage I Hypopharyngeal Carcinoma AJCC v8",
        "Stage I Nasopharyngeal Carcinoma AJCC v8",
        "Stage II Hypopharyngeal Carcinoma AJCC v8",
        "Stage II Laryngeal Cancer AJCC v8",
        "Stage II Nasopharyngeal Carcinoma AJCC v8",
        "Stage II Oropharyngeal (p16-Negative) Carcinoma AJCC v8",
        "Stage III Hypopharyngeal Carcinoma AJCC v8",
        "Stage III Laryngeal Cancer AJCC v8",
        "Stage III Nasopharyngeal Carcinoma AJCC v8",
        "Stage III Oropharyngeal (p16-Negative) Carcinoma AJCC v8",
        "Stage IV Hypopharyngeal Carcinoma AJCC v8",
        "Stage IV Laryngeal Cancer AJCC v8",
        "Stage IV Nasopharyngeal Carcinoma AJCC v8",
        "Stage IV Oropharyngeal (p16-Negative) Carcinoma AJCC v8",
        "Stage IVA Hypopharyngeal Carcinoma AJCC v8",
        "Stage IVA Laryngeal Cancer AJCC v8",
        "Stage IVA Nasopharyngeal Carcinoma AJCC v8",
        "Stage IVA Oropharyngeal (p16-Negative) Carcinoma AJCC v8",
        "Stage IVB Hypopharyngeal Carcinoma AJCC v8",
        "Stage IVB Laryngeal Cancer AJCC v8",
        "Stage IVB Nasopharyngeal Carcinoma AJCC v8",
        "Stage IVB Oropharyngeal (p16-Negative) Carcinoma AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "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": 471,
      "start_date": "2016-12-29",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-15",
      "last_synced_at": "2026-09-01T17:56:10.532Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03010150"
    }
  ]
}