{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=method+comparison&page=51",
    "query": {
      "intervention": "method comparison",
      "page": 51
    },
    "page_size": 10
  },
  "pagination": {
    "page": 51,
    "page_size": 10,
    "total_count": 1562,
    "total_pages": 157,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=method+comparison&page=52&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=method+comparison&page=50&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-06T13:04:43.699Z",
  "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": "NCT03806751",
      "title": "A Noninvasive Arterial Input Estimation Method for O-15 PET and Integrated PET/MR Scanning",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Validation of a New Noninvasive Method to Obtain the Arterial Input Function (AIF) Directly by PET Imaging"
      ],
      "interventions": [
        {
          "name": "[O-15]Water",
          "type": "DRUG"
        },
        {
          "name": "Acetazolamide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "19 Years to 60 Years"
      },
      "enrollment_count": 0,
      "start_date": "2025-02-01",
      "completion_date": "2027-02-01",
      "has_results": false,
      "last_update_posted_date": "2024-03-01",
      "last_synced_at": "2026-11-06T13:04:43.699Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03806751"
    },
    {
      "nct_id": "NCT03494010",
      "title": "Hybrid Closed-Loop Insulin Delivery System in Type 1 Diabetes Candidates for a Living Donor Kidney Transplant",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Diabetes, Type 1"
      ],
      "interventions": [
        {
          "name": "Observation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 0,
      "start_date": "2018-08-31",
      "completion_date": "2021-04-30",
      "has_results": false,
      "last_update_posted_date": "2021-03-09",
      "last_synced_at": "2026-11-06T13:04:43.699Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03494010"
    },
    {
      "nct_id": "NCT00068874",
      "title": "Improving Quality of Life for African American Female Adolescents With Lupus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lupus"
      ],
      "interventions": [
        {
          "name": "Coping skills and cognitive restructuring techniques",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Educational training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "18 Years",
        "sex": "FEMALE",
        "summary": "12 Years to 18 Years · Female only"
      },
      "enrollment_count": 120,
      "start_date": "2004-04",
      "completion_date": "2007-04",
      "has_results": false,
      "last_update_posted_date": "2018-05-09",
      "last_synced_at": "2026-11-06T13:04:43.699Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00068874"
    },
    {
      "nct_id": "NCT05530148",
      "title": "Effects of a Complex, Partnered Martial Arts-based Intervention on Cognitive Processing.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cognitive Change",
        "Processing, Visual Spatial"
      ],
      "interventions": [
        {
          "name": "Martial Arts Training Group",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Flexing, Toning and Balance",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Illinois at Urbana-Champaign",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 72,
      "start_date": "2022-09-01",
      "completion_date": "2023-04-17",
      "has_results": false,
      "last_update_posted_date": "2023-05-11",
      "last_synced_at": "2026-11-06T13:04:43.699Z",
      "location_count": 1,
      "location_summary": "Urbana, Illinois",
      "locations": [
        {
          "city": "Urbana",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05530148"
    },
    {
      "nct_id": "NCT00788697",
      "title": "SonoVue®-Enhanced Ultrasound Versus Unenhanced US for Focal Liver Lesion Characterization",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Liver Neoplasms"
      ],
      "interventions": [
        {
          "name": "SonoVue-enhanced ultrasound",
          "type": "DRUG"
        },
        {
          "name": "Unenhanced ultrasound",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Bracco Diagnostics, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 349,
      "start_date": "2009-09",
      "completion_date": "2013-07",
      "has_results": true,
      "last_update_posted_date": "2017-12-12",
      "last_synced_at": "2026-11-06T13:04:43.699Z",
      "location_count": 1,
      "location_summary": "Princeton, New Jersey",
      "locations": [
        {
          "city": "Princeton",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00788697"
    },
    {
      "nct_id": "NCT05478317",
      "title": "Esthetic Crown Lengthening With Closed Piezoelectric in Comparison to Open Flap Approach",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Altered Passive Eruption of Teeth"
      ],
      "interventions": [
        {
          "name": "ECL- mPZ",
          "type": "PROCEDURE"
        },
        {
          "name": "ECL-OF",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Augusta University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2022-05-18",
      "completion_date": "2025-01-18",
      "has_results": false,
      "last_update_posted_date": "2022-08-01",
      "last_synced_at": "2026-11-06T13:04:43.699Z",
      "location_count": 1,
      "location_summary": "Augusta, Georgia",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05478317"
    },
    {
      "nct_id": "NCT03063255",
      "title": "Comparison of Obturator Nerve Blockade and Neuromuscular Blockade",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cancer of Bladder"
      ],
      "interventions": [
        {
          "name": "Obturator block",
          "type": "DRUG"
        },
        {
          "name": "Neuromuscular block",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 60,
      "start_date": "2017-04-25",
      "completion_date": "2019-09-19",
      "has_results": true,
      "last_update_posted_date": "2021-03-24",
      "last_synced_at": "2026-11-06T13:04:43.699Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03063255"
    },
    {
      "nct_id": "NCT00339443",
      "title": "Calibration of Urine pH Strips for NCI Case-Control Studies on Bladder Cancer and Comparison of DNA Yields From Buccal Cells Collected Through Two Different Methods",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Calibration"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 120,
      "start_date": "2001-11-06",
      "completion_date": "2010-05-19",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-11-06T13:04:43.699Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00339443"
    },
    {
      "nct_id": "NCT01787825",
      "title": "Comparison of Capso Vision SV-1 to PillCam SB2 in the Evaluation of Subjects With Suspected Small Bowel Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Intestinal Disease",
        "Inflammatory Bowel Disease",
        "Crohn Disease",
        "Ulcer",
        "Celiac Disease"
      ],
      "interventions": [
        {
          "name": "PillCam SB2 capsule",
          "type": "DEVICE"
        },
        {
          "name": "CapsoCam SV-1",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Capso Vision, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 121,
      "start_date": "2012-05",
      "completion_date": "2016-02",
      "has_results": true,
      "last_update_posted_date": "2017-05-10",
      "last_synced_at": "2026-11-06T13:04:43.699Z",
      "location_count": 6,
      "location_summary": "Scottsdale, Arizona • Miami, Florida • Worcester, Massachusetts + 3 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Worcester",
          "state": "Massachusetts"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Germantown",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01787825"
    },
    {
      "nct_id": "NCT00846352",
      "title": "Early Versus Late Bronchoscopy in Bone Marrow Transplantation (BMT) Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bone Marrow Transplantation"
      ],
      "interventions": [
        {
          "name": "Variation in the time for performing bronchoscopy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2009-01",
      "completion_date": "2010-08-02",
      "has_results": false,
      "last_update_posted_date": "2017-04-20",
      "last_synced_at": "2026-11-06T13:04:43.699Z",
      "location_count": 3,
      "location_summary": "Jackson, Mississippi • Winston-Salem, North Carolina • Columbus, Ohio",
      "locations": [
        {
          "city": "Jackson",
          "state": "Mississippi"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00846352"
    }
  ]
}