{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire&page=17",
    "query": {
      "intervention": "Questionnaire",
      "page": 17
    },
    "page_size": 10
  },
  "pagination": {
    "page": 17,
    "page_size": 10,
    "total_count": 5464,
    "total_pages": 547,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire&page=18&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Questionnaire&page=16&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-17T22:51:10.809Z",
  "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": "NCT04445844",
      "title": "INCMGA00012 and Pelareorep for the Treatment of Metastatic Triple Negative Breast Cancer, IRENE Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "Locally Advanced Breast Carcinoma",
        "Metastatic Triple-Negative Breast Carcinoma",
        "Prognostic Stage IV Breast Cancer AJCC v8",
        "Triple-negative Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Pelareorep",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Retifanlimab",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Mridula George, MD",
      "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": 25,
      "start_date": "2020-07-13",
      "completion_date": "2025-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-04-04",
      "last_synced_at": "2026-10-17T22:51:10.809Z",
      "location_count": 2,
      "location_summary": "New Brunswick, New Jersey • Columbus, Ohio",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04445844"
    },
    {
      "nct_id": "NCT05340881",
      "title": "Systematic Light Exposure in Pediatric Brain Tumor Survivors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Tumor"
      ],
      "interventions": [
        {
          "name": "Bright Light Exposure",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Dim Light Exposure",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Cognitive Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "10 Years to 18 Years"
      },
      "enrollment_count": 40,
      "start_date": "2022-10-14",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2025-09-18",
      "last_synced_at": "2026-10-17T22:51:10.809Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05340881"
    },
    {
      "nct_id": "NCT04910867",
      "title": "APOL1 Genetic Testing Program for Living Donors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Kidney Diseases",
        "Apolipoprotein L1",
        "Kidney Transplantation"
      ],
      "interventions": [
        {
          "name": "Components of Genetic Counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "APOL1 genetic testing",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "EHR integration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "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": 280,
      "start_date": "2021-09-09",
      "completion_date": "2025-06-24",
      "has_results": true,
      "last_update_posted_date": "2026-09-02",
      "last_synced_at": "2026-10-17T22:51:10.809Z",
      "location_count": 2,
      "location_summary": "Washington D.C., District of Columbia • Chicago, Illinois",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04910867"
    },
    {
      "nct_id": "NCT01582464",
      "title": "Addressing Attitudes to Improve Use of Protective Headwear in Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Injury of Unknown Intent Due to Fall From Height",
        "Traumatic Brain Injury"
      ],
      "interventions": [
        {
          "name": "Social Marketing for protective headgear",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 37,
      "start_date": "2012-05",
      "completion_date": "2013-03",
      "has_results": false,
      "last_update_posted_date": "2016-05-09",
      "last_synced_at": "2026-10-17T22:51:10.809Z",
      "location_count": 1,
      "location_summary": "Multiple, California",
      "locations": [
        {
          "city": "Multiple",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01582464"
    },
    {
      "nct_id": "NCT01673581",
      "title": "Shared Decision Making in Low Risk Prostate Cancer",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Survey",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 0,
      "start_date": "2012-08",
      "completion_date": "2020-06-05",
      "has_results": false,
      "last_update_posted_date": "2026-05-15",
      "last_synced_at": "2026-10-17T22:51:10.809Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01673581"
    },
    {
      "nct_id": "NCT00147628",
      "title": "Assessment Of Sildenafil On Erectile Function And Intercourse Satisfaction And To Validate A New Subject Questionnaire",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Impotence"
      ],
      "interventions": [
        {
          "name": "sildenafil citrate",
          "type": "DRUG"
        },
        {
          "name": "placebo for sildenafil citrate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 209,
      "start_date": "2005-11",
      "completion_date": "2006-09",
      "has_results": false,
      "last_update_posted_date": "2021-02-01",
      "last_synced_at": "2026-10-17T22:51:10.809Z",
      "location_count": 20,
      "location_summary": "Huntsville, Alabama • San Diego, California • Aurora, Colorado + 17 more",
      "locations": [
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Ocala",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00147628"
    },
    {
      "nct_id": "NCT00958698",
      "title": "Symptom Management in Patients With Recurrent or Persistent Ovarian Cancer, Fallopian Tube Cancer, or Primary Peritoneal Cancer",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Fallopian Tube Carcinoma",
        "Primary Peritoneal Carcinoma",
        "Psychological Impact of Cancer",
        "Recurrent Ovarian Carcinoma"
      ],
      "interventions": [
        {
          "name": "Communication Intervention",
          "type": "OTHER"
        },
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Internet-Based Intervention",
          "type": "OTHER"
        },
        {
          "name": "Psychosocial Assessment and Care",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Gynecologic Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 485,
      "start_date": "2010-01-19",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2019-03-12",
      "last_synced_at": "2026-10-17T22:51:10.809Z",
      "location_count": 144,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • Mountain View, California + 94 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Mountain View",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00958698"
    },
    {
      "nct_id": "NCT03192163",
      "title": "Cultural Differences in Treatment Preferences and Perceptions of Acne",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acne Vulgaris"
      ],
      "interventions": [
        {
          "name": "Survey",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 217,
      "start_date": "2015-06",
      "completion_date": "2018-02",
      "has_results": false,
      "last_update_posted_date": "2018-03-05",
      "last_synced_at": "2026-10-17T22:51:10.809Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03192163"
    },
    {
      "nct_id": "NCT07748793",
      "title": "Autologous Fat Grafting for the Treatment of Chronic Tendinopathy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Tendinopathy"
      ],
      "interventions": [
        {
          "name": "Adipose Stem/Stromal Cells for Enthesis/Tendon Therapy (ASSET) Injection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 40,
      "start_date": "2026-10-31",
      "completion_date": "2028-07",
      "has_results": false,
      "last_update_posted_date": "2026-09-25",
      "last_synced_at": "2026-10-17T22:51:10.809Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07748793"
    },
    {
      "nct_id": "NCT03817398",
      "title": "Stopping Tyrosine Kinase Inhibitors in Affecting Treatment-Free Remission in Patients With Chronic Phase Chronic Myeloid Leukemia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Phase Chronic Myeloid Leukemia, BCR-ABL1 Positive"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Drug Withdrawn",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Tyrosine Kinase Inhibitor",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "Up to 25 Years"
      },
      "enrollment_count": 110,
      "start_date": "2019-11-08",
      "completion_date": "2026-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-16",
      "last_synced_at": "2026-10-17T22:51:10.809Z",
      "location_count": 157,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Mesa, Arizona + 123 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03817398"
    }
  ]
}