{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Study+questionnaires&page=26",
    "query": {
      "intervention": "Study questionnaires",
      "page": 26
    },
    "page_size": 10
  },
  "pagination": {
    "page": 26,
    "page_size": 10,
    "total_count": 3601,
    "total_pages": 361,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Study+questionnaires&page=27&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Study+questionnaires&page=25&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-29T02:58:51.233Z",
  "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": "NCT02033759",
      "title": "Patient Anxiety Associated With Lymphedema Surveillance Method",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Bio-Impedance Testing",
          "type": "DEVICE"
        },
        {
          "name": "Anxiety Questionnaire",
          "type": "OTHER"
        },
        {
          "name": "Traditional Circumferential Measurements",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Mercy Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 85 Years · Female only"
      },
      "enrollment_count": 43,
      "start_date": "2014-06",
      "completion_date": "2019-03-19",
      "has_results": true,
      "last_update_posted_date": "2020-07-13",
      "last_synced_at": "2026-10-29T02:58:51.233Z",
      "location_count": 1,
      "location_summary": "Creve Coeur, Missouri",
      "locations": [
        {
          "city": "Creve Coeur",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02033759"
    },
    {
      "nct_id": "NCT03449108",
      "title": "LN-145 or LN-145-S1 in Treating Patients With Relapsed or Refractory Ovarian Cancer, Triple Negative Breast Cancer (TNBC), Anaplastic Thyroid Cancer, Osteosarcoma, or Other Bone and Soft Tissue Sarcomas",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Bone Sarcoma",
        "Dedifferentiated Chondrosarcoma",
        "Giant Cell Tumor of Bone",
        "Malignancy in Giant Cell Tumor of Bone",
        "Malignant Solid Neoplasm",
        "Ovarian Carcinosarcoma",
        "Platinum-Resistant Ovarian Carcinoma",
        "Poorly Differentiated Thyroid Gland Carcinoma",
        "Recurrent Osteosarcoma",
        "Recurrent Ovarian Carcinoma",
        "Refractory Osteosarcoma",
        "Soft Tissue Sarcoma",
        "Thyroid Gland Anaplastic Carcinoma",
        "Thyroid Gland Squamous Cell Carcinoma",
        "Undifferentiated High Grade Pleomorphic Sarcoma of Bone",
        "Triple Negative Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Aldesleukin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Autologous Tumor Infiltrating Lymphocytes LN-145",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Autologous Tumor Infiltrating Lymphocytes LN-145-S1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Ipilimumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Nivolumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "16 Years to 70 Years"
      },
      "enrollment_count": 30,
      "start_date": "2018-04-27",
      "completion_date": "2027-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-10-29T02:58:51.233Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03449108"
    },
    {
      "nct_id": "NCT05035550",
      "title": "Effects of Open-label Placebos on COVID-related Psychological Health",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress",
        "Anxiety",
        "Depression"
      ],
      "interventions": [
        {
          "name": "Non-Deceptive Placebo",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Michigan State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 64,
      "start_date": "2021-02-04",
      "completion_date": "2021-05-05",
      "has_results": true,
      "last_update_posted_date": "2024-03-13",
      "last_synced_at": "2026-10-29T02:58:51.233Z",
      "location_count": 1,
      "location_summary": "East Lansing, Michigan",
      "locations": [
        {
          "city": "East Lansing",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05035550"
    },
    {
      "nct_id": "NCT02286713",
      "title": "PCORI-CER-1306-03385 Informed Decisions About Lung Cancer Screening",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Cancer",
        "Smoking Cessation",
        "Tobacco Use Cessation"
      ],
      "interventions": [
        {
          "name": "Patient Decision Aid",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard Educational Information",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Follow-Up Assessments: Questionnaires",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "77 Years",
        "sex": "ALL",
        "summary": "55 Years to 77 Years"
      },
      "enrollment_count": 516,
      "start_date": "2015-03",
      "completion_date": "2020-12-30",
      "has_results": true,
      "last_update_posted_date": "2021-02-01",
      "last_synced_at": "2026-10-29T02:58:51.233Z",
      "location_count": 1,
      "location_summary": "Ridgeland, Mississippi",
      "locations": [
        {
          "city": "Ridgeland",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02286713"
    },
    {
      "nct_id": "NCT06450171",
      "title": "Evaluation of Multi-Cancer Early Detection Testing in a High-Risk Population: The INFORM Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cancer Predisposition Syndrome",
        "Predisposition, Genetic"
      ],
      "interventions": [
        {
          "name": "GRAIL Galleri Test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 1000,
      "start_date": "2024-09-27",
      "completion_date": "2028-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-01-20",
      "last_synced_at": "2026-10-29T02:58:51.233Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06450171"
    },
    {
      "nct_id": "NCT06213064",
      "title": "A Direct-to-Consumer Study Investigating the Effect of Specific Cannabinoid Products on Motivation, Energy Level, Focus, and Appetite in Healthy Adults",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Motivation"
      ],
      "interventions": [
        {
          "name": "Study Product, THC Product, Placebo",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Phylos Bioscience, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "21 Years to 100 Years"
      },
      "enrollment_count": 58,
      "start_date": "2023-08-14",
      "completion_date": "2024-06-01",
      "has_results": false,
      "last_update_posted_date": "2024-01-19",
      "last_synced_at": "2026-10-29T02:58:51.233Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06213064"
    },
    {
      "nct_id": "NCT00745355",
      "title": "Quality of Life in Patients With Bladder Cancer",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Bladder Cancer"
      ],
      "interventions": [
        {
          "name": "Quality Of Life questionnaires",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "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": 550,
      "start_date": "2008-08",
      "completion_date": "2027-08",
      "has_results": false,
      "last_update_posted_date": "2026-09-25",
      "last_synced_at": "2026-10-29T02:58:51.233Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00745355"
    },
    {
      "nct_id": "NCT04705025",
      "title": "Cognitive-Behavioral Stress Management Device for the Treatment of Anxiety and Depressive Symptoms in Patients With Stage I-III Breast or Lung Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anatomic Stage I Breast Cancer AJCC v8",
        "Anatomic Stage IA Breast Cancer AJCC v8",
        "Anatomic Stage IB Breast Cancer AJCC v8",
        "Anatomic Stage II Breast Cancer AJCC v8",
        "Anatomic Stage IIA Breast Cancer AJCC v8",
        "Anatomic Stage IIB Breast Cancer AJCC v8",
        "Anatomic Stage III Breast Cancer AJCC v8",
        "Anatomic Stage IIIA Breast Cancer AJCC v8",
        "Anatomic Stage IIIB Breast Cancer AJCC v8",
        "Anatomic Stage IIIC Breast Cancer AJCC v8",
        "Lung Non-Small Cell Carcinoma",
        "Prognostic Stage I Breast Cancer AJCC v8",
        "Prognostic Stage IA Breast Cancer AJCC v8",
        "Prognostic Stage IB Breast Cancer AJCC v8",
        "Prognostic Stage II Breast Cancer AJCC v8",
        "Prognostic Stage IIA Breast Cancer AJCC v8",
        "Prognostic Stage IIB Breast Cancer AJCC v8",
        "Prognostic Stage III Breast Cancer AJCC v8",
        "Prognostic Stage IIIA Breast Cancer AJCC v8",
        "Prognostic Stage IIIB Breast Cancer AJCC v8",
        "Prognostic Stage IIIC Breast Cancer AJCC v8",
        "Stage I Lung Cancer AJCC v8",
        "Stage IA1 Lung Cancer AJCC v8",
        "Stage IA2 Lung Cancer AJCC v8",
        "Stage IA3 Lung Cancer AJCC v8",
        "Stage IB Lung Cancer AJCC v8",
        "Stage II Lung Cancer AJCC v8",
        "Stage IIA Lung Cancer AJCC v8",
        "Stage IIB Lung Cancer AJCC v8",
        "Stage III Lung Cancer AJCC v8",
        "Stage IIIA Lung Cancer AJCC v8",
        "Stage IIIB Lung Cancer AJCC v8",
        "Stage IIIC Lung Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Cognitive Behavior Therapy",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Interview",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Jonsson 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": 5,
      "start_date": "2021-04-08",
      "completion_date": "2023-03-30",
      "has_results": false,
      "last_update_posted_date": "2023-07-25",
      "last_synced_at": "2026-10-29T02:58:51.233Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04705025"
    },
    {
      "nct_id": "NCT05924295",
      "title": "Variations in Ketone Metabolism",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ketosis"
      ],
      "interventions": [
        {
          "name": "Ketone Supplement",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Beverage Tolerability Questionnaire (BTQ) and satiety visual analogue scale",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Blood Draw",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Urine Analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "BEHAVIORAL",
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "20 Years to 70 Years"
      },
      "enrollment_count": 400,
      "start_date": "2023-06-20",
      "completion_date": "2027-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-14",
      "last_synced_at": "2026-10-29T02:58:51.233Z",
      "location_count": 2,
      "location_summary": "Novato, California • Columbus, Ohio",
      "locations": [
        {
          "city": "Novato",
          "state": "California"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05924295"
    },
    {
      "nct_id": "NCT02615275",
      "title": "Bioelectrical Impedance Analysis in Estimating Body Composition in Patients With Stage I-IV Head and Neck Cancer Undergoing Radiation Therapy",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Head and Neck Carcinoma"
      ],
      "interventions": [
        {
          "name": "Bioelectric Impedance Analysis",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "RADIATION"
      ],
      "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": 50,
      "start_date": "2015-11-24",
      "completion_date": "2026-11-30",
      "has_results": false,
      "last_update_posted_date": "2026-10-07",
      "last_synced_at": "2026-10-29T02:58:51.233Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02615275"
    }
  ]
}