{ "api_version": "1", "request": { "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Retrospective+data+collection&page=2", "query": { "intervention": "Retrospective data collection", "page": 2 }, "page_size": 10 }, "pagination": { "page": 2, "page_size": 10, "total_count": 10, "total_pages": 1, "next_page_url": null, "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Retrospective+data+collection&page=1&page_size=10" }, "source": "remote", "last_synced_at": "2026-09-14T17:59:26.496Z", "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": "NCT03136471", "title": "Impact of CMS Reimbursement Policy Supporting Care Coordination in Louisiana", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Diabetes Mellitus, Type 2", "Chronic Disease" ], "interventions": [], "intervention_types": [], "sponsor": "Tulane University", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 22242, "start_date": "2017-01", "completion_date": "2021-03-01", "has_results": false, "last_update_posted_date": "2023-03-21", "last_synced_at": "2026-09-14T17:59:26.496Z", "location_count": 1, "location_summary": "New Orleans, Louisiana", "locations": [ { "city": "New Orleans", "state": "Louisiana" } ], "official_url": "https://clinicaltrials.gov/study/NCT03136471" }, { "nct_id": "NCT06242925", "title": "Assessment of a Non-invasive Device in the Management of Open Abdomen (AbCLO)", "overall_status": "ACTIVE_NOT_RECRUITING", "study_type": "INTERVENTIONAL", "phases": [ "NA" ], "conditions": [ "Open Abdomen" ], "interventions": [ { "name": "AbCLO (Abdominal Wall Closure) Device", "type": "DEVICE" } ], "intervention_types": [ "DEVICE" ], "sponsor": "Tufts Medical Center", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "100 Years", "sex": "ALL", "summary": "18 Years to 100 Years" }, "enrollment_count": 20, "start_date": "2024-02-01", "completion_date": "2025-12-31", "has_results": false, "last_update_posted_date": "2025-04-25", "last_synced_at": "2026-09-14T17:59:26.496Z", "location_count": 2, "location_summary": "Los Angeles, California • Boston, Massachusetts", "locations": [ { "city": "Los Angeles", "state": "California" }, { "city": "Boston", "state": "Massachusetts" } ], "official_url": "https://clinicaltrials.gov/study/NCT06242925" }, { "nct_id": "NCT02780089", "title": "Study in Patients With Unresectable And Metastatic Melanoma: The Optimize Study", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Melanoma" ], "interventions": [], "intervention_types": [], "sponsor": "Bristol-Myers Squibb", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 408, "start_date": "2015-10-23", "completion_date": "2020-09-08", "has_results": false, "last_update_posted_date": "2022-05-23", "last_synced_at": "2026-09-14T17:59:26.496Z", "location_count": 66, "location_summary": "Muscle Shoals, Alabama • Hot Springs, Arkansas • Long Beach, California + 59 more", "locations": [ { "city": "Muscle Shoals", "state": "Alabama" }, { "city": "Hot Springs", "state": "Arkansas" }, { "city": "Long Beach", "state": "California" }, { "city": "Redondo Beach", "state": "California" }, { "city": "Aurora", "state": "Colorado" } ], "official_url": "https://clinicaltrials.gov/study/NCT02780089" }, { "nct_id": "NCT04028479", "title": "The Registry of Oncology Outcomes Associated With Testing and Treatment", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Adenocarcinoma", "Adenocystic Carcinoma", "Anal Cancer", "Appendix Cancer", "Brain Tumor", "Glioblastoma", "Astrocytoma", "Bile Duct Cancer", "Cholangiocarcinoma", "Bladder Cancer", "Bone Cancer", "Synovial Sarcoma", "Chondrosarcoma", "Liposarcoma", "Sarcoma, Kaposi", "Sarcoma,Soft Tissue", "Sarcoma", "Osteosarcoma", "CNS Cancer", "Brain Stem Neoplasms", "Breast Cancer", "Cervical Cancer", "Colorectal Cancer", "Rectal Cancer", "Colon Cancer", "Esophageal Cancer", "Esophagus Cancer", "Cancer of Colon", "Pancreatic Cancer", "Cancer of Pancreas", "Testis Cancer", "Testicular Cancer", "Ureter Cancer", "Renal Cell Carcinoma", "Kidney Cancer", "Gestational Trophoblastic Tumor", "Head and Neck Neoplasms", "Parotid Tumor", "Larynx Cancer", "Tongue Cancer", "Pharynx Cancer", "Salivary Gland Cancer", "Acute Myeloid Leukemia", "Chronic Myeloid Leukemia", "Acute Lymphoblastic Leukemia", "Multiple Myeloma", "Non Hodgkin Lymphoma", "Carcinoid Tumor", "Lung Cancer", "Neuroendocrine Tumors", "Mesothelioma", "Thyroid Cancer", "Parathyroid Neoplasms", "Adrenal Cancer", "Small Bowel Cancer", "Stomach Cancer", "Liver Cancer", "Hepatic Cancer", "Melanoma", "Skin Cancer", "Unknown Primary Tumors", "Uterine Cancer", "Fallopian Tube Cancer", "Ovarian Cancer", "Prostate Cancer", "Vaginal Cancer", "Penile Cancer", "Vulvar Cancer", "Waldenstrom Macroglobulinemia", "Cancer, Advanced", "Thymus Cancer", "Nasopharyngeal Carcinoma", "Multiple Endocrine Neoplasia", "Pheochromocytoma", "Small Cell Carcinoma", "Pulmonary Carcinoma" ], "interventions": [ { "name": "Biomarker Testing (L)", "type": "DIAGNOSTIC_TEST" }, { "name": "Systemic Treatment (T)", "type": "DRUG" }, { "name": "Patient Reported Outcomes (P)", "type": "OTHER" } ], "intervention_types": [ "DIAGNOSTIC_TEST", "DRUG", "OTHER" ], "sponsor": "Taproot Health", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 167, "start_date": "2021-05-05", "completion_date": "2024-10-31", "has_results": false, "last_update_posted_date": "2024-12-18", "last_synced_at": "2026-09-14T17:59:26.496Z", "location_count": 2, "location_summary": "Idaho Falls, Idaho • Laredo, Texas", "locations": [ { "city": "Idaho Falls", "state": "Idaho" }, { "city": "Laredo", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT04028479" }, { "nct_id": "NCT06633029", "title": "Retrospective Analysis of Prismaflex HF20 Set Versus ppCRRT Registry", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Acute Renal Failure (ARF)", "Acute Kidney Injury (AKI)", "Fluid Overload in Dialysis Patients" ], "interventions": [ { "name": "Prismaflex HF20", "type": "DEVICE" } ], "intervention_types": [ "DEVICE" ], "sponsor": "Vantive Health LLC", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": null, "maximum_age": null, "sex": "ALL", "summary": "Not listed" }, "enrollment_count": 59, "start_date": "2024-12-11", "completion_date": "2025-06-25", "has_results": false, "last_update_posted_date": "2026-02-17", "last_synced_at": "2026-09-14T17:59:26.496Z", "location_count": 5, "location_summary": "Birmingham, Alabama • Palo Alto, California • Chicago, Illinois + 2 more", "locations": [ { "city": "Birmingham", "state": "Alabama" }, { "city": "Palo Alto", "state": "California" }, { "city": "Chicago", "state": "Illinois" }, { "city": "Cincinnati", "state": "Ohio" }, { "city": "Seattle", "state": "Washington" } ], "official_url": "https://clinicaltrials.gov/study/NCT06633029" }, { "nct_id": "NCT03043508", "title": "Overall and Disease Specific Survival in Patients With Confirmed MEN1 With or Without PNET (Pancreatic Neuroendocrine Tumors)", "overall_status": "UNKNOWN", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Genetic Mutation", "MEN1" ], "interventions": [ { "name": "Chart Review", "type": "OTHER" }, { "name": "Questionnaire", "type": "BEHAVIORAL" } ], "intervention_types": [ "OTHER", "BEHAVIORAL" ], "sponsor": "M.D. Anderson Cancer Center", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "FEMALE", "summary": "18 Years and older · Female only" }, "enrollment_count": 45, "start_date": "2015-04-10", "completion_date": "2026-04-01", "has_results": false, "last_update_posted_date": "2019-05-23", "last_synced_at": "2026-09-14T17:59:26.496Z", "location_count": 1, "location_summary": "Houston, Texas", "locations": [ { "city": "Houston", "state": "Texas" } ], "official_url": "https://clinicaltrials.gov/study/NCT03043508" }, { "nct_id": "NCT02006134", "title": "Pediatric Vasculitis Initiative", "overall_status": "UNKNOWN", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Wegeners Granulomatosis (Granulomatosis With Polyangiitis)", "Microscopic Polyangiitis", "Eosinophilic Granulomatosis With Polyangiitis", "Polyarteritis Nodosa", "Takayasu Arteritis", "Primary CNS Vasculitis", "Unclassified Vasculitis" ], "interventions": [], "intervention_types": [], "sponsor": "University of British Columbia", "sponsor_class": "OTHER", "healthy_volunteers": true, "eligibility": { "minimum_age": null, "maximum_age": "20 Years", "sex": "ALL", "summary": "Up to 20 Years" }, "enrollment_count": 1600, "start_date": "2013-01", "completion_date": "2025-03", "has_results": false, "last_update_posted_date": "2023-11-30", "last_synced_at": "2026-09-14T17:59:26.496Z", "location_count": 10, "location_summary": "San Francisco, California • Gainesville, Florida • Chicago, Illinois + 7 more", "locations": [ { "city": "San Francisco", "state": "California" }, { "city": "Gainesville", "state": "Florida" }, { "city": "Chicago", "state": "Illinois" }, { "city": "Indianapolis", "state": "Indiana" }, { "city": "Hackensack", "state": "New Jersey" } ], "official_url": "https://clinicaltrials.gov/study/NCT02006134" }, { "nct_id": "NCT01783093", "title": "Tricuspid Regurgitant Jet Velocity as an Independent Marker for Mortality in Sickle Cell Anemia", "overall_status": "COMPLETED", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Sickle Cell Anemia", "Pulmonary Hypertension" ], "interventions": [ { "name": "Data Collection", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "Namita Sood", "sponsor_class": "OTHER", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": null, "sex": "ALL", "summary": "18 Years and older" }, "enrollment_count": 209, "start_date": "2009-12", "completion_date": "2013-01", "has_results": false, "last_update_posted_date": "2013-02-04", "last_synced_at": "2026-09-14T17:59:26.496Z", "location_count": 1, "location_summary": "Columbus, Ohio", "locations": [ { "city": "Columbus", "state": "Ohio" } ], "official_url": "https://clinicaltrials.gov/study/NCT01783093" }, { "nct_id": "NCT06664697", "title": "Post-Market Clinical Investigation of the IotaSOFT Insertion System", "overall_status": "RECRUITING", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Hearing Loss, Cochlear", "Cochlear Implantation", "Hearing Loss, Sensorineural" ], "interventions": [ { "name": "Cochlear Implantation with Robotic-Assisted Insertion System", "type": "DEVICE" } ], "intervention_types": [ "DEVICE" ], "sponsor": "iotaMotion, Inc.", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "12 Years", "maximum_age": null, "sex": "ALL", "summary": "12 Years and older" }, "enrollment_count": 50, "start_date": "2024-10-01", "completion_date": "2025-12-31", "has_results": false, "last_update_posted_date": "2024-10-31", "last_synced_at": "2026-09-14T17:59:26.496Z", "location_count": 3, "location_summary": "Indianapolis, Indiana • Iowa City, Iowa • Portland, Oregon", "locations": [ { "city": "Indianapolis", "state": "Indiana" }, { "city": "Iowa City", "state": "Iowa" }, { "city": "Portland", "state": "Oregon" } ], "official_url": "https://clinicaltrials.gov/study/NCT06664697" }, { "nct_id": "NCT02639195", "title": "The Impact of Small Bowel Obstruction (SBO) on Quality of Life (QOL)", "overall_status": "UNKNOWN", "study_type": "OBSERVATIONAL", "phases": [], "conditions": [ "Small Bowel Obstruction", "Quality of Life", "Bowel Obstruction" ], "interventions": [ { "name": "Treatment", "type": "OTHER" } ], "intervention_types": [ "OTHER" ], "sponsor": "Clear Passage Therapies, Inc", "sponsor_class": "INDUSTRY", "healthy_volunteers": false, "eligibility": { "minimum_age": "18 Years", "maximum_age": "90 Years", "sex": "ALL", "summary": "18 Years to 90 Years" }, "enrollment_count": 350, "start_date": "2015-12", "completion_date": "2017-12", "has_results": false, "last_update_posted_date": "2017-02-01", "last_synced_at": "2026-09-14T17:59:26.496Z", "location_count": 1, "location_summary": "Gainesville, Florida", "locations": [ { "city": "Gainesville", "state": "Florida" } ], "official_url": "https://clinicaltrials.gov/study/NCT02639195" } ] }