{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational+Control&page=3",
    "query": {
      "intervention": "Observational Control",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 643,
    "total_pages": 65,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational+Control&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Observational+Control&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T23:13:58.460Z",
  "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": "NCT05638945",
      "title": "Determining the Preliminary Efficacy of the Emergency Department Delirium Screening and Detection Program",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Delirium"
      ],
      "interventions": [
        {
          "name": "ED Delirium Screening and Detection Program (ED-DDP)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 3000,
      "start_date": "2022-11-28",
      "completion_date": "2024-10-08",
      "has_results": true,
      "last_update_posted_date": "2026-04-21",
      "last_synced_at": "2026-10-21T23:13:58.460Z",
      "location_count": 1,
      "location_summary": "Manhasset, New York",
      "locations": [
        {
          "city": "Manhasset",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05638945"
    },
    {
      "nct_id": "NCT02519231",
      "title": "Copper IUD Treatment Observation Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Menorrhagia"
      ],
      "interventions": [
        {
          "name": "Naproxen",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 49 Years · Female only"
      },
      "enrollment_count": 34,
      "start_date": "2016-02",
      "completion_date": "2017-11",
      "has_results": true,
      "last_update_posted_date": "2020-10-14",
      "last_synced_at": "2026-10-21T23:13:58.460Z",
      "location_count": 5,
      "location_summary": "Chicago, Illinois • Seattle, Washington",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02519231"
    },
    {
      "nct_id": "NCT03000829",
      "title": "Code Blue Outcomes & Process Improvement Through Leadership Optimization Using Teleintensivists-Simulation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiac Arrest"
      ],
      "interventions": [
        {
          "name": "Tele-intensivist consultation",
          "type": "OTHER"
        },
        {
          "name": "Simulated \"observation\" by ICU physician",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Intermountain Health Care, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1001,
      "start_date": "2016-12",
      "completion_date": "2018-12",
      "has_results": true,
      "last_update_posted_date": "2024-05-31",
      "last_synced_at": "2026-10-21T23:13:58.460Z",
      "location_count": 7,
      "location_summary": "American Fork, Utah • Murray, Utah • Ogden, Utah + 3 more",
      "locations": [
        {
          "city": "American Fork",
          "state": "Utah"
        },
        {
          "city": "Murray",
          "state": "Utah"
        },
        {
          "city": "Murray",
          "state": "Utah"
        },
        {
          "city": "Ogden",
          "state": "Utah"
        },
        {
          "city": "Park City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03000829"
    },
    {
      "nct_id": "NCT01097837",
      "title": "Epilepsy Birth Control Registry",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Epilepsy"
      ],
      "interventions": [
        {
          "name": "Non-interventional",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Neuroendocrine Associates P.C.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "47 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 47 Years · Female only"
      },
      "enrollment_count": 1000,
      "start_date": "2010-03",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2015-10-16",
      "last_synced_at": "2026-10-21T23:13:58.460Z",
      "location_count": 2,
      "location_summary": "Wellesley, Massachusetts • New York, New York",
      "locations": [
        {
          "city": "Wellesley",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01097837"
    },
    {
      "nct_id": "NCT04264702",
      "title": "BESPOKE Study of ctDNA Guided Therapy in Colorectal Cancer",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer",
        "Colon Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Natera, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1788,
      "start_date": "2020-04-24",
      "completion_date": "2025-09",
      "has_results": false,
      "last_update_posted_date": "2023-12-12",
      "last_synced_at": "2026-10-21T23:13:58.460Z",
      "location_count": 1,
      "location_summary": "San Carlos, California",
      "locations": [
        {
          "city": "San Carlos",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04264702"
    },
    {
      "nct_id": "NCT00458029",
      "title": "Middle-School Based Primary Prevention Trial of Type 2 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "integrated program of nutrition, activity, behavior, and promotion",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "10 Years to 16 Years"
      },
      "enrollment_count": 4603,
      "start_date": "2006-08",
      "completion_date": "2011-02",
      "has_results": false,
      "last_update_posted_date": "2020-04-30",
      "last_synced_at": "2026-10-21T23:13:58.460Z",
      "location_count": 8,
      "location_summary": "Irvine, California • Rockville, Maryland • Chapel Hill, North Carolina + 5 more",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Rockville",
          "state": "Maryland"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00458029"
    },
    {
      "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": "2026-10-21T23:13:58.460Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03143348"
    },
    {
      "nct_id": "NCT04745000",
      "title": "Observational Study of Actigraphy in Pediatric Pulmonary Arterial Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypertension;Pulmonary;Primary"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "Up to 6 Years"
      },
      "enrollment_count": 43,
      "start_date": "2021-02-11",
      "completion_date": "2022-04-14",
      "has_results": false,
      "last_update_posted_date": "2023-05-10",
      "last_synced_at": "2026-10-21T23:13:58.460Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04745000"
    },
    {
      "nct_id": "NCT07422584",
      "title": "Cytokine Response to Abdominal Wall Reconstruction",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Incisional Ventral Hernia"
      ],
      "interventions": [
        {
          "name": "Not applicable- observational study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2026-02-03",
      "completion_date": "2027-03-05",
      "has_results": false,
      "last_update_posted_date": "2026-02-20",
      "last_synced_at": "2026-10-21T23:13:58.460Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07422584"
    },
    {
      "nct_id": "NCT07800962",
      "title": "Federated Learning for Point-of-Care Cardiac Ultrasound",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ventricular Dysfunction, Left",
        "Ventricular Function, Left",
        "Echocardiography",
        "Ultrasonography",
        "Point-of-Care Systems",
        "Heart Function Tests",
        "Stroke Volume",
        "Federated Learning",
        "Machine Learning",
        "Artificial Intelligence (AI)",
        "Deep Learning",
        "Neural Networks, Computer",
        "Image Interpretation, Computer-Assisted",
        "Diagnosis, Computer-Assisted",
        "Sensitivity and Specificity",
        "ROC Curve"
      ],
      "interventions": [
        {
          "name": "Focused Cardiac Point-of-Care Ultrasonography",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "FL-POCUS Federated Machine-Learning Analysis System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DEVICE"
      ],
      "sponsor": "Truway Health, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3000,
      "start_date": "2026-08-31",
      "completion_date": "2037-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-02",
      "last_synced_at": "2026-10-21T23:13:58.460Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07800962"
    }
  ]
}