{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Study+questionnaires&page=57",
    "query": {
      "intervention": "Study questionnaires",
      "page": 57
    },
    "page_size": 10
  },
  "pagination": {
    "page": 57,
    "page_size": 10,
    "total_count": 3603,
    "total_pages": 361,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Study+questionnaires&page=58&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Study+questionnaires&page=56&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-03T23:41:10.659Z",
  "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": "NCT07226570",
      "title": "Mapping Ibogaine Neural Dynamics in Opioid Use Disorder",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Opioid Use Disorder (OUD)"
      ],
      "interventions": [
        {
          "name": "Observational study with MRI/EEG",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 20,
      "start_date": "2025-09-08",
      "completion_date": "2027-05",
      "has_results": false,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-11-03T23:41:10.659Z",
      "location_count": 1,
      "location_summary": "Irvine, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07226570"
    },
    {
      "nct_id": "NCT04206670",
      "title": "In-Home Technology for Caregivers of People With Dementia and Mild Cognitive Impairment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dementia",
        "Mild Cognitive Impairment",
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "In-Home Technology System and Questionnaires",
          "type": "DEVICE"
        },
        {
          "name": "Waiting Control In-Home Technology System and Questionnaires",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Berkeley",
      "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": "2020-03-10",
      "completion_date": "2021-12-08",
      "has_results": true,
      "last_update_posted_date": "2022-05-10",
      "last_synced_at": "2026-11-03T23:41:10.659Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04206670"
    },
    {
      "nct_id": "NCT06967337",
      "title": "Microsteps Study-Short, Animated Storytelling Video",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Behavior, Health"
      ],
      "interventions": [
        {
          "name": "Microsteps",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Storytelling video",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Instructional Video",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "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": 5431,
      "start_date": "2025-06-19",
      "completion_date": "2025-07-21",
      "has_results": false,
      "last_update_posted_date": "2025-07-23",
      "last_synced_at": "2026-11-03T23:41:10.659Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06967337"
    },
    {
      "nct_id": "NCT02295956",
      "title": "Preoperative Rehabilitation During Neoadjuvant Therapy for Pancreatic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "Questionnaires",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Exercise",
          "type": "OTHER"
        },
        {
          "name": "Nutrition Counseling",
          "type": "OTHER"
        },
        {
          "name": "Phone Calls",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Booklet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "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": 75,
      "start_date": "2015-02-02",
      "completion_date": "2019-06-06",
      "has_results": false,
      "last_update_posted_date": "2019-06-12",
      "last_synced_at": "2026-11-03T23:41:10.659Z",
      "location_count": 2,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02295956"
    },
    {
      "nct_id": "NCT04226131",
      "title": "MusculRA: The Effects of Rheumatoid Arthritis on Skeletal Muscle Biomechanics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Rheumatoid Arthritis",
        "Healthy Controls"
      ],
      "interventions": [
        {
          "name": "Blood Draw",
          "type": "OTHER"
        },
        {
          "name": "Disease Activity (DAS-28) Assessment",
          "type": "OTHER"
        },
        {
          "name": "Skeletal Muscle Mitochondrial Respiratory Capacity",
          "type": "OTHER"
        },
        {
          "name": "Muscle Biopsy",
          "type": "OTHER"
        },
        {
          "name": "Body Composition",
          "type": "OTHER"
        },
        {
          "name": "Cardiopulmonary Exercise Test (CPET)",
          "type": "OTHER"
        },
        {
          "name": "Strength Testing",
          "type": "OTHER"
        },
        {
          "name": "Questionnaires",
          "type": "OTHER"
        },
        {
          "name": "Skeletal Muscle Biomechanical Property Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "25 Years to 75 Years"
      },
      "enrollment_count": 21,
      "start_date": "2020-09-09",
      "completion_date": "2023-07-07",
      "has_results": false,
      "last_update_posted_date": "2023-07-13",
      "last_synced_at": "2026-11-03T23:41:10.659Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04226131"
    },
    {
      "nct_id": "NCT03367702",
      "title": "Stereotactic Body Radiation Therapy or Intensity-Modulated Radiation Therapy in Treating Patients With Stage IIA-B Prostate Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Stage II Prostate Adenocarcinoma AJCC v7"
      ],
      "interventions": [
        {
          "name": "Intensity-Modulated Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Stereotactic Body Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "NRG Oncology",
      "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": 698,
      "start_date": "2018-02-01",
      "completion_date": "2027-12-01",
      "has_results": true,
      "last_update_posted_date": "2026-10-29",
      "last_synced_at": "2026-11-03T23:41:10.659Z",
      "location_count": 276,
      "location_summary": "Mobile, Alabama • Tuscaloosa, Alabama • Gilbert, Arizona + 230 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Tuscaloosa",
          "state": "Alabama"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03367702"
    },
    {
      "nct_id": "NCT02191137",
      "title": "Measuring Outcomes In Patients With Pulmonary Arterial Hypertension Not on Active Treatment (MOTION)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hypertension, Pulmonary"
      ],
      "interventions": [
        {
          "name": "Riociguat (Adempas, BAY63-2521)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 75,
      "start_date": "2014-09-23",
      "completion_date": "2016-07-16",
      "has_results": true,
      "last_update_posted_date": "2017-10-13",
      "last_synced_at": "2026-11-03T23:41:10.659Z",
      "location_count": 58,
      "location_summary": "Tucson, Arizona • La Jolla, California • Moreno Valley, California + 51 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Moreno Valley",
          "state": "California"
        },
        {
          "city": "Pomona",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02191137"
    },
    {
      "nct_id": "NCT06431347",
      "title": "Prospective Observational Cohort Study of Transplant and Cell Therapy Candidates and Recipients to Assess Social Determinants of Health",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Transplant and Cell Therapy"
      ],
      "interventions": [
        {
          "name": "Social Determinants of Health Questionnaire",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "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": 2000,
      "start_date": "2024-06-17",
      "completion_date": "2029-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-18",
      "last_synced_at": "2026-11-03T23:41:10.659Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06431347"
    },
    {
      "nct_id": "NCT02079662",
      "title": "The Role of Lifestyle Factors in Breast Cancer-Related Outcomes",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stage II Breast Cancer AJCC v6 and v7",
        "Stage IIA Breast Cancer AJCC v6 and v7",
        "Stage IIB Breast Cancer AJCC v6 and v7",
        "Stage III Breast Cancer AJCC v7",
        "Stage IIIA Breast Cancer AJCC v7",
        "Stage IIIB Breast Cancer AJCC v7",
        "Stage IIIC Breast Cancer AJCC v7"
      ],
      "interventions": [
        {
          "name": "Behavioral, Psychological or Informational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Best Practice",
          "type": "OTHER"
        },
        {
          "name": "Cognitive Intervention",
          "type": "OTHER"
        },
        {
          "name": "Computer-Assisted Intervention",
          "type": "OTHER"
        },
        {
          "name": "Counseling",
          "type": "OTHER"
        },
        {
          "name": "Exercise Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson 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": 110,
      "start_date": "2013-06-13",
      "completion_date": "2030-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-11-03T23:41:10.659Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02079662"
    },
    {
      "nct_id": "NCT05606783",
      "title": "Using Bluetooth Home Blood Pressure Monitors With Pharmacist Interventions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "Telehealth Follow-up Visits",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Surveys",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Devices",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DEVICE"
      ],
      "sponsor": "University of South Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2019-01-23",
      "completion_date": "2019-06-30",
      "has_results": false,
      "last_update_posted_date": "2022-11-07",
      "last_synced_at": "2026-11-03T23:41:10.659Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05606783"
    }
  ]
}