{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Quality-of-life+Questionnaires&page=4",
    "query": {
      "intervention": "Quality-of-life Questionnaires",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 1320,
    "total_pages": 132,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Quality-of-life+Questionnaires&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Quality-of-life+Questionnaires&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-09T00:17:01.491Z",
  "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": "NCT03892967",
      "title": "Enhanced, EHR-facilitated Cancer Symptom Control Pragmatic Clinical Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hematopoietic and Lymphoid Cell Neoplasm",
        "Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Interview",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "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": 50207,
      "start_date": "2019-03-28",
      "completion_date": "2023-01-31",
      "has_results": true,
      "last_update_posted_date": "2025-10-07",
      "last_synced_at": "2026-10-09T00:17:01.491Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03892967"
    },
    {
      "nct_id": "NCT02775721",
      "title": "Weight Loss and Gastrostomy Tube Care Outcomes in Head and Neck Cancer Patients With Gastrostomy Tube Placement",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Malnutrition",
        "Gastrostomy"
      ],
      "interventions": [
        {
          "name": "Nursing Education related to Gastrostomy Tube Care",
          "type": "OTHER"
        },
        {
          "name": "Speech Therapy Education and Evaluation",
          "type": "OTHER"
        },
        {
          "name": "Nutritional Therapy Education and Evaluation",
          "type": "OTHER"
        },
        {
          "name": "Quality of Life Questionnaire C30 version 3",
          "type": "OTHER"
        },
        {
          "name": "Quality of Life Questionnaire EORTC QLO - H&N35",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "St. John Health System, Oklahoma",
      "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": "2015-07",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2018-04-17",
      "last_synced_at": "2026-10-09T00:17:01.491Z",
      "location_count": 1,
      "location_summary": "Tulsa, Oklahoma",
      "locations": [
        {
          "city": "Tulsa",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02775721"
    },
    {
      "nct_id": "NCT02073201",
      "title": "Development of Clinical Methods to Evaluate Neural Function in Aging",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Aging"
      ],
      "interventions": [
        {
          "name": "High-functioning older adults",
          "type": "OTHER"
        },
        {
          "name": "Lower-functioning older adults",
          "type": "OTHER"
        },
        {
          "name": "Young adults",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "20 Years to 100 Years"
      },
      "enrollment_count": 27,
      "start_date": "2015-09",
      "completion_date": "2017-06-02",
      "has_results": false,
      "last_update_posted_date": "2018-04-05",
      "last_synced_at": "2026-10-09T00:17:01.491Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02073201"
    },
    {
      "nct_id": "NCT05036330",
      "title": "ProvoxLife Adoption Trends for Heat-Moisture Exchanger",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Malignant Head and Neck Neoplasm"
      ],
      "interventions": [
        {
          "name": "Clinical Evaluation",
          "type": "OTHER"
        },
        {
          "name": "Physical Examination",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "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": 130,
      "start_date": "2021-05-21",
      "completion_date": "2027-02-02",
      "has_results": false,
      "last_update_posted_date": "2026-10-06",
      "last_synced_at": "2026-10-09T00:17:01.491Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05036330"
    },
    {
      "nct_id": "NCT05388019",
      "title": "Multidisciplinary Ventricular Assist Device Clinic",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Multidisciplinary team clinic and assessments (Cardiopulmonary exercise test, six-minute-walk-test, MoCA, Quality of Life questionnaires)",
          "type": "OTHER"
        },
        {
          "name": "Caregiver Self-Assessment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "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": 110,
      "start_date": "2022-04-21",
      "completion_date": "2026-05",
      "has_results": false,
      "last_update_posted_date": "2025-12-30",
      "last_synced_at": "2026-10-09T00:17:01.491Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05388019"
    },
    {
      "nct_id": "NCT00604526",
      "title": "High Dose Rate Prostate Brachytherapy as Salvage for Locally Recurrent Prostate Cancer Previously Treated With External Beam Radiotherapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "High dose rate (HDR) brachytherapy using Iridium 192 radioactive seeds",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "MALE",
        "summary": "18 Years to 85 Years · Male only"
      },
      "enrollment_count": 42,
      "start_date": "2006-09",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2016-01-05",
      "last_synced_at": "2026-10-09T00:17:01.491Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00604526"
    },
    {
      "nct_id": "NCT02481349",
      "title": "Couples-Based Yoga Program in Improving Quality of Life in Patients With High-Grade Glioma Undergoing Radiation Therapy and Their Partners",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Caregiver",
        "Glioma"
      ],
      "interventions": [
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Informational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Yoga",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "M.D. Anderson 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": 216,
      "start_date": "2015-06-16",
      "completion_date": "2027-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-10-06",
      "last_synced_at": "2026-10-09T00:17:01.491Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02481349"
    },
    {
      "nct_id": "NCT05092958",
      "title": "Testing the Addition of the Anti-cancer Drug, Cabozantinib, to the Usual Immunotherapy Treatment, Avelumab, in Patients With Metastatic Urothelial Cancer, MAIN-CAV Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Advanced Bladder Urothelial Carcinoma",
        "Advanced Renal Pelvis Urothelial Carcinoma",
        "Advanced Ureter Urothelial Carcinoma",
        "Advanced Urethral Urothelial Carcinoma",
        "Metastatic Bladder Urothelial Carcinoma",
        "Metastatic Renal Pelvis Urothelial Carcinoma",
        "Metastatic Ureter Urothelial Carcinoma",
        "Metastatic Urethral Urothelial Carcinoma",
        "Stage III Bladder Cancer AJCC v8",
        "Stage III Renal Pelvis and Ureter Cancer AJCC v8",
        "Stage III Renal Pelvis Cancer AJCC v8",
        "Stage III Ureter Cancer AJCC v8",
        "Stage III Urethral Cancer AJCC v8",
        "Stage IV Bladder Cancer AJCC v8",
        "Stage IV Renal Pelvis and Ureter Cancer AJCC v8",
        "Stage IV Renal Pelvis Cancer AJCC v8",
        "Stage IV Ureter Cancer AJCC v8",
        "Stage IV Urethral Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Avelumab",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Cabozantinib S-malate",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "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": 654,
      "start_date": "2022-06-03",
      "completion_date": "2029-07-15",
      "has_results": false,
      "last_update_posted_date": "2026-10-01",
      "last_synced_at": "2026-10-09T00:17:01.491Z",
      "location_count": 271,
      "location_summary": "Phoenix, Arizona • Auburn, California • Berkeley, California + 214 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Auburn",
          "state": "California"
        },
        {
          "city": "Berkeley",
          "state": "California"
        },
        {
          "city": "Fremont",
          "state": "California"
        },
        {
          "city": "Modesto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05092958"
    },
    {
      "nct_id": "NCT01959958",
      "title": "Evaluation of Nocturnal Enuresis and Barriers to Treatment Among Pediatric Patients With Sickle Cell Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "Questionnaire/Interview",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "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": 250,
      "start_date": "2013-10",
      "completion_date": "2016-04",
      "has_results": false,
      "last_update_posted_date": "2016-05-11",
      "last_synced_at": "2026-10-09T00:17:01.491Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01959958"
    },
    {
      "nct_id": "NCT00573833",
      "title": "Internal Radiation Therapy in Treating Patients With Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        },
        {
          "name": "brachytherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "MALE",
        "summary": "18 Years to 120 Years · Male only"
      },
      "enrollment_count": 23,
      "start_date": "2007-11",
      "completion_date": "2014-09",
      "has_results": true,
      "last_update_posted_date": "2017-10-20",
      "last_synced_at": "2026-10-09T00:17:01.491Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00573833"
    }
  ]
}