{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Retrospective+Study&page=4",
    "query": {
      "intervention": "Retrospective Study",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 1213,
    "total_pages": 122,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Retrospective+Study&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Retrospective+Study&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T06:00:30.520Z",
  "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": "NCT03888287",
      "title": "Parkinson's Disease Inpatient Clinical Knowledge and Management",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Watch Rx system",
          "type": "DEVICE"
        },
        {
          "name": "Parkinson's Disease Inpatient Clinical Knowledge and Management Program",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Hackensack Meridian Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 477,
      "start_date": "2018-08-01",
      "completion_date": "2022-01-03",
      "has_results": true,
      "last_update_posted_date": "2023-04-18",
      "last_synced_at": "2026-10-22T06:00:30.520Z",
      "location_count": 1,
      "location_summary": "Hackensack, New Jersey",
      "locations": [
        {
          "city": "Hackensack",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03888287"
    },
    {
      "nct_id": "NCT02226315",
      "title": "Clinical Performance of the MaterniT21 PLUS LDT in Multiple Gestation Pregnancies",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Down Syndrome",
        "Edwards Syndrome",
        "Patau Syndrome",
        "Turner Syndrome"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Sequenom, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 50,
      "start_date": "2014-08",
      "completion_date": "2015-09",
      "has_results": false,
      "last_update_posted_date": "2015-09-17",
      "last_synced_at": "2026-10-22T06:00:30.520Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02226315"
    },
    {
      "nct_id": "NCT04299321",
      "title": "Retrospective Natural History Study of Infants and Toddlers With LAMA2-CMD",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Merosin Deficient Congenital Muscular Dystrophy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Prothelia, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "2 Years to 21 Years"
      },
      "enrollment_count": 75,
      "start_date": "2020-04-24",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-02-07",
      "last_synced_at": "2026-10-22T06:00:30.520Z",
      "location_count": 1,
      "location_summary": "Lakewood, California",
      "locations": [
        {
          "city": "Lakewood",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04299321"
    },
    {
      "nct_id": "NCT06619704",
      "title": "Observational Retrospective Study to Assess the Use of Ribociclib in Patients With HR+, HER2- Metastatic Breast Cancer Treated With Chemotherapy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Metastatic Breast Cancer"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 194,
      "start_date": "2022-08-10",
      "completion_date": "2023-09-27",
      "has_results": false,
      "last_update_posted_date": "2024-10-04",
      "last_synced_at": "2026-10-22T06:00:30.520Z",
      "location_count": 1,
      "location_summary": "East Hanover, New Jersey",
      "locations": [
        {
          "city": "East Hanover",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06619704"
    },
    {
      "nct_id": "NCT04085978",
      "title": "Effects of a Hypoglycemia Protocol With Glucose Gel on Neonatal Intensive Care Unit (NICU) Admission",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypoglycemia",
        "Neonatal Hypoglycemia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Pediatrix",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "34 Weeks",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "34 Weeks and older"
      },
      "enrollment_count": 400,
      "start_date": "2020-05-04",
      "completion_date": "2020-10-12",
      "has_results": false,
      "last_update_posted_date": "2025-06-03",
      "last_synced_at": "2026-10-22T06:00:30.520Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04085978"
    },
    {
      "nct_id": "NCT07805408",
      "title": "A Real World Study of Treatment Patterns and Effectiveness of Standard of Care in Primary Immune Thrombocytopenia Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Immune Thrombocytopenia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3714,
      "start_date": "2025-05-16",
      "completion_date": "2025-11-11",
      "has_results": false,
      "last_update_posted_date": "2026-09-04",
      "last_synced_at": "2026-10-22T06:00:30.520Z",
      "location_count": 1,
      "location_summary": "East Hanover, New Jersey",
      "locations": [
        {
          "city": "East Hanover",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07805408"
    },
    {
      "nct_id": "NCT00321945",
      "title": "A Retrospective Analysis of the Use of ACE-inhibitors and Angiotensin Receptor Blockers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Atrial Fibrillation",
        "Atrial Flutter"
      ],
      "interventions": [
        {
          "name": "ACE-Inhibitors and Angiotensin Receptor Blockers",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Emory 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": 546,
      "start_date": "2005-12",
      "completion_date": "2009-10",
      "has_results": false,
      "last_update_posted_date": "2013-09-27",
      "last_synced_at": "2026-10-22T06:00:30.520Z",
      "location_count": 3,
      "location_summary": "Atlanta, Georgia • Decatur, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Decatur",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00321945"
    },
    {
      "nct_id": "NCT07452900",
      "title": "Using Integrated Care and Wearable Technology to Evaluate Outcomes of the Shields & Stripes Program for Veterans and First Responders",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Holistic Care",
        "Mental Health",
        "Sleep",
        "PTSD",
        "Depression - Major Depressive Disorder",
        "Anxiety",
        "Resilience",
        "Recovery",
        "Occupation",
        "Biometrics Measurement",
        "Veteran",
        "Quality of Life"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Baylor University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 80,
      "start_date": "2026-04-01",
      "completion_date": "2027-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-10",
      "last_synced_at": "2026-10-22T06:00:30.520Z",
      "location_count": 1,
      "location_summary": "Waco, Texas",
      "locations": [
        {
          "city": "Waco",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07452900"
    },
    {
      "nct_id": "NCT04437680",
      "title": "Retrospective Chart Review Study of Patients Treated With Votiva Device",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Vulvovaginal Signs and Symptoms"
      ],
      "interventions": [
        {
          "name": "Votiva device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "InMode MD Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 600,
      "start_date": "2020-06-05",
      "completion_date": "2020-12-30",
      "has_results": false,
      "last_update_posted_date": "2022-01-11",
      "last_synced_at": "2026-10-22T06:00:30.520Z",
      "location_count": 2,
      "location_summary": "Hilton Head Island, South Carolina • Lubbock, Texas",
      "locations": [
        {
          "city": "Hilton Head Island",
          "state": "South Carolina"
        },
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04437680"
    },
    {
      "nct_id": "NCT02402257",
      "title": "Central Venous Catheter Insertion Train the Trainer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "CVC Train the Trainer",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 226,
      "start_date": "2014-01",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2019-09-06",
      "last_synced_at": "2026-10-22T06:00:30.520Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02402257"
    }
  ]
}