{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Patient+Questionnaire&page=52",
    "query": {
      "intervention": "Patient Questionnaire",
      "page": 52
    },
    "page_size": 10
  },
  "pagination": {
    "page": 52,
    "page_size": 10,
    "total_count": 3503,
    "total_pages": 351,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Patient+Questionnaire&page=53&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Patient+Questionnaire&page=51&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-30T21:47:09.956Z",
  "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": "NCT04776837",
      "title": "Predicting Disease Progression and/or Recurrence in Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Patient Reported Outcome Measures",
        "Colorectal Cancer",
        "Pancreatic Cancer",
        "Biliary Tract Cancer",
        "Esophageal Cancer",
        "Metastatic Cancer",
        "Disease Progression",
        "Survival Analysis"
      ],
      "interventions": [
        {
          "name": "Observational Cohort",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 159,
      "start_date": "2019-05-15",
      "completion_date": "2022-10-19",
      "has_results": false,
      "last_update_posted_date": "2026-05-15",
      "last_synced_at": "2026-10-30T21:47:09.956Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04776837"
    },
    {
      "nct_id": "NCT02606578",
      "title": "Achalasia Patient Reported Outcomes",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Esophageal Achalasia",
        "Achalasia",
        "Achalasia, Esophageal"
      ],
      "interventions": [
        {
          "name": "Questionnaires",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2015-10",
      "completion_date": "2021-01-15",
      "has_results": false,
      "last_update_posted_date": "2024-03-22",
      "last_synced_at": "2026-10-30T21:47:09.956Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02606578"
    },
    {
      "nct_id": "NCT01695863",
      "title": "Efficacy and Patient Satisfaction of Miralax and Gatorade Versus Movi Prep",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "comparing 2 drugs on their effect on the bowel preparation for colonoscopy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Rush University Medical Center",
      "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": 150,
      "start_date": "2012-02",
      "completion_date": "2014-01",
      "has_results": true,
      "last_update_posted_date": "2023-08-02",
      "last_synced_at": "2026-10-30T21:47:09.956Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01695863"
    },
    {
      "nct_id": "NCT01846819",
      "title": "Factors Associated With End Stage Liver Disease",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cirrhosis",
        "Hepatic Encephalopathy",
        "Fatigue",
        "Depression"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 27,
      "start_date": "2012-07",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2017-01-25",
      "last_synced_at": "2026-10-30T21:47:09.956Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01846819"
    },
    {
      "nct_id": "NCT03653611",
      "title": "The CAPTURE Study: Validating a Unique COPD Case Finding Tool in Primary Care (Aim 2)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease (COPD)"
      ],
      "interventions": [
        {
          "name": "On-site Practice Assessment",
          "type": "OTHER"
        },
        {
          "name": "Clinical Staff Questionnaires",
          "type": "OTHER"
        },
        {
          "name": "Patient Opinion Surveys",
          "type": "OTHER"
        },
        {
          "name": "Modular online COPD Education",
          "type": "OTHER"
        },
        {
          "name": "COPD in Primary Care/CAPTURE Introduction Focus Groups",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 196,
      "start_date": "2018-07-30",
      "completion_date": "2022-04-01",
      "has_results": false,
      "last_update_posted_date": "2023-06-22",
      "last_synced_at": "2026-10-30T21:47:09.956Z",
      "location_count": 6,
      "location_summary": "Los Angeles, California • Aurora, Colorado • Miami, Florida + 3 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03653611"
    },
    {
      "nct_id": "NCT00830557",
      "title": "Collecting Medical Information and Tissue Samples From Patients With Pancreatic Cancer or Other Pancreatic Disorders",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Islet Cell Tumor",
        "Pancreatic Cancer",
        "Pancreatic Disease",
        "Acute Pancreatitis",
        "Chronic Pancreatitis",
        "Hereditary Pancreatitis",
        "Pancreatic Neuroendocrine Carcinoma",
        "Pancreatic Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "medical chart review",
          "type": "OTHER"
        },
        {
          "name": "survey administration",
          "type": "OTHER"
        },
        {
          "name": "biospecimen collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 20000,
      "start_date": "2000-10-01",
      "completion_date": "2027-08-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-09",
      "last_synced_at": "2026-10-30T21:47:09.956Z",
      "location_count": 3,
      "location_summary": "Phoenix, Arizona • Jacksonville, Florida • Rochester, Minnesota",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00830557"
    },
    {
      "nct_id": "NCT04667481",
      "title": "Adaptive Training Exercise Programs for Improving Cardiorespiratory Fitness After Breast Cancer Treatment, The ACTIVATE Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Invasive Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "Aerobic Exercise Intervention",
          "type": "OTHER"
        },
        {
          "name": "Resistance Exercise Intervention",
          "type": "OTHER"
        },
        {
          "name": "Exercise Intervention: Digital copies and outline of sessions",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 75 Years · Female only"
      },
      "enrollment_count": 27,
      "start_date": "2022-01-05",
      "completion_date": "2022-11-10",
      "has_results": true,
      "last_update_posted_date": "2024-02-12",
      "last_synced_at": "2026-10-30T21:47:09.956Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04667481"
    },
    {
      "nct_id": "NCT07178301",
      "title": "Evaluating a Decreased Dose of Radiation Therapy to the Elective Neck for the Treatment of HPV-Related Oropharyngeal Cancer, ENLIGHT Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Clinical Stage I HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8",
        "Clinical Stage II HPV-Mediated (p16-Positive) Oropharyngeal Carcinoma AJCC v8"
      ],
      "interventions": [
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Nasopharyngeal Laryngoscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2025-12-05",
      "completion_date": "2031-03-20",
      "has_results": false,
      "last_update_posted_date": "2026-07-14",
      "last_synced_at": "2026-10-30T21:47:09.956Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • Warrenville, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Warrenville",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07178301"
    },
    {
      "nct_id": "NCT00588419",
      "title": "Quantification of Breast Sensation Following Postmastectomy Breast Reconstruction",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Cancer"
      ],
      "interventions": [
        {
          "name": "breast exam and questionaire",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "21 Years and older · Female only"
      },
      "enrollment_count": 153,
      "start_date": "2006-06",
      "completion_date": "2021-04-07",
      "has_results": false,
      "last_update_posted_date": "2021-04-09",
      "last_synced_at": "2026-10-30T21:47:09.956Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00588419"
    },
    {
      "nct_id": "NCT01936636",
      "title": "Observational Registry Study of Quality of Life When Treating BTcP With Abstral",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Quality of Life",
        "Breakthrough Cancer Pain"
      ],
      "interventions": [
        {
          "name": "Fentanyl",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Galena Biopharma, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 164,
      "start_date": "2013-10",
      "completion_date": "2015-06",
      "has_results": false,
      "last_update_posted_date": "2015-11-05",
      "last_synced_at": "2026-10-30T21:47:09.956Z",
      "location_count": 36,
      "location_summary": "Mobile, Alabama • Peoria, Arizona • Scottsdale, Arizona + 30 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Carlsbad",
          "state": "California"
        },
        {
          "city": "El Cajon",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01936636"
    }
  ]
}