{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational-control&page=6",
    "query": {
      "intervention": "Observational-control",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 644,
    "total_pages": 65,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational-control&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational-control&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-26T07:40:50.606Z",
  "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": "NCT01756976",
      "title": "Clinical Evaluation of the OrthoPAT Advance System",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Transmission, Blood, Recipient/Donor"
      ],
      "interventions": [
        {
          "name": "OrthoPat Advance",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Haemonetics Corporation",
      "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": 84,
      "start_date": "2012-12",
      "completion_date": "2013-08",
      "has_results": true,
      "last_update_posted_date": "2013-11-20",
      "last_synced_at": "2026-10-26T07:40:50.606Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01756976"
    },
    {
      "nct_id": "NCT03832907",
      "title": "Dexcom G6 Observational Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diabetes"
      ],
      "interventions": [
        {
          "name": "Dexcom G6 CGM - Continues Glucose Monitoring sensor system",
          "type": "DEVICE"
        },
        {
          "name": "POC BG - Point-of-Care Blood Glucose monitoring",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 101,
      "start_date": "2019-02-21",
      "completion_date": "2020-03-31",
      "has_results": true,
      "last_update_posted_date": "2021-08-05",
      "last_synced_at": "2026-10-26T07:40:50.606Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03832907"
    },
    {
      "nct_id": "NCT05163899",
      "title": "Investigation of Surgical Sectioning of the Filum Terminale in Treating Occult Tethered Cord Syndrome Patients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tethered Cord",
        "Tethered Cord Syndrome",
        "Occult Spina Bifida",
        "Spina Bifida Occulta"
      ],
      "interventions": [
        {
          "name": "Release of filum terminale",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "2 Years to 80 Years"
      },
      "enrollment_count": 20,
      "start_date": "2022-05-19",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-14",
      "last_synced_at": "2026-10-26T07:40:50.606Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05163899"
    },
    {
      "nct_id": "NCT03143348",
      "title": "Prognostic Markers of Inflammation in Infants Undergoing Cardiopulmonary Bypass",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Congenital Heart Defect",
        "Cardiopulmonary Bypass",
        "Inflammatory Response",
        "Low Cardiac Output Syndrome",
        "Inflammation"
      ],
      "interventions": [
        {
          "name": "Single blood draw",
          "type": "PROCEDURE"
        },
        {
          "name": "Multiple blood draws",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "6 Months",
        "sex": "ALL",
        "summary": "Up to 6 Months"
      },
      "enrollment_count": 38,
      "start_date": "2017-06-04",
      "completion_date": "2019-04-15",
      "has_results": false,
      "last_update_posted_date": "2019-04-30",
      "last_synced_at": "2026-10-26T07:40:50.606Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03143348"
    },
    {
      "nct_id": "NCT04278534",
      "title": "Virtual Reality for the Education of Cancer Patients Undergoing Radiation Therapy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Malignant Neoplasm"
      ],
      "interventions": [
        {
          "name": "Educational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Survey Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 27,
      "start_date": "2020-05-28",
      "completion_date": "2023-06-30",
      "has_results": false,
      "last_update_posted_date": "2023-08-30",
      "last_synced_at": "2026-10-26T07:40:50.606Z",
      "location_count": 2,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04278534"
    },
    {
      "nct_id": "NCT00736671",
      "title": "Striatal and Extra-striatal Mechanisms of Falling in Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson's Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 88,
      "start_date": "2006-07",
      "completion_date": "2010-08",
      "has_results": false,
      "last_update_posted_date": "2016-03-04",
      "last_synced_at": "2026-10-26T07:40:50.606Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00736671"
    },
    {
      "nct_id": "NCT02987764",
      "title": "Cord Milking Impacts Neurodevelopmental Outcomes in Very Low Birth Weight Infants",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Very Low Birth Weight Infant"
      ],
      "interventions": [
        {
          "name": "cord milking",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "32 Weeks",
        "sex": "ALL",
        "summary": "Up to 32 Weeks"
      },
      "enrollment_count": 5,
      "start_date": "2016-05",
      "completion_date": "2018-05-15",
      "has_results": false,
      "last_update_posted_date": "2018-10-15",
      "last_synced_at": "2026-10-26T07:40:50.606Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02987764"
    },
    {
      "nct_id": "NCT01309659",
      "title": "Trial To Evaluate the Efficacy of Intravenous Iron in Older Adults With Unexplained Anemia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anemia",
        "Unexplained Anemia (UAE)"
      ],
      "interventions": [
        {
          "name": "iron sucrose",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2011-05",
      "completion_date": "2014-09",
      "has_results": true,
      "last_update_posted_date": "2016-02-05",
      "last_synced_at": "2026-10-26T07:40:50.606Z",
      "location_count": 5,
      "location_summary": "Chicago, Illinois • Baltimore, Maryland • Cleveland, Ohio + 1 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Falls Church",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01309659"
    },
    {
      "nct_id": "NCT06263023",
      "title": "A Central Preservation and Assessment Service to Optimize Donor Kidney Allocation",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Organ Preservation"
      ],
      "interventions": [
        {
          "name": "Sub-Normothermic Machine Preservation and Assessment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "34 Lives, PBC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "16 Years to 75 Years"
      },
      "enrollment_count": 80,
      "start_date": "2024-04-19",
      "completion_date": "2028-03-25",
      "has_results": false,
      "last_update_posted_date": "2025-04-02",
      "last_synced_at": "2026-10-26T07:40:50.606Z",
      "location_count": 8,
      "location_summary": "Chicago, Illinois • Indianapolis, Indiana • St Louis, Missouri + 4 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06263023"
    },
    {
      "nct_id": "NCT07294924",
      "title": "Prediction of REsponse to Depression Interventions (Accelerated rTMS) Using Clinical and TD-fNIRS Measurements",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Major Depressive Disorder (MDD)",
        "fNIRS"
      ],
      "interventions": [
        {
          "name": "fNIRS measurement",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Kernel",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 11,
      "start_date": "2026-01-01",
      "completion_date": "2026-03-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-10",
      "last_synced_at": "2026-10-26T07:40:50.606Z",
      "location_count": 2,
      "location_summary": "Los Angeles, California • Sunnyvale, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sunnyvale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07294924"
    }
  ]
}