{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Prospective+Observational+Study&page=7",
    "query": {
      "condition": "Prospective Observational Study",
      "page": 7
    },
    "page_size": 10
  },
  "pagination": {
    "page": 7,
    "page_size": 10,
    "total_count": 694,
    "total_pages": 70,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Prospective+Observational+Study&page=8&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Prospective+Observational+Study&page=6&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-18T23:13:22.676Z",
  "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": "NCT04088435",
      "title": "Xoft® Intraoperative Radiotherapy (IORT) for Patients With Early-Stage Breast Cancer",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breast Cancer",
        "Breast Cancer, Invasive Ductal",
        "Invasive Mammary Carcinoma",
        "Breast Cancer Stage I",
        "Breast Cancer Stage IIA"
      ],
      "interventions": [
        {
          "name": "Intraoperative radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of Louisville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2019-09-10",
      "completion_date": "2022-06-05",
      "has_results": false,
      "last_update_posted_date": "2023-05-12",
      "last_synced_at": "2026-10-18T23:13:22.676Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04088435"
    },
    {
      "nct_id": "NCT03763747",
      "title": "Scoreflex NC - Scoring PTCA Catheter",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Coronary Artery Disease",
        "Coronary Disease",
        "Myocardial Ischemia",
        "Heart Diseases",
        "Arteriosclerosis",
        "Cardiovascular Diseases"
      ],
      "interventions": [
        {
          "name": "Scoreflex NC Scoring PTCA catheter",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "OrbusNeich",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2019-02-27",
      "completion_date": "2019-12-27",
      "has_results": true,
      "last_update_posted_date": "2021-08-11",
      "last_synced_at": "2026-10-18T23:13:22.676Z",
      "location_count": 9,
      "location_summary": "Gainesville, Florida • Miami, Florida • Atlanta, Georgia + 6 more",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Decatur",
          "state": "Georgia"
        },
        {
          "city": "Salisbury",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03763747"
    },
    {
      "nct_id": "NCT00599274",
      "title": "Study to Determine if Avonex and Rebif Work Comparably Well in Subjects With Relapsing Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [
        {
          "name": "Interferon beta-1a",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Biogen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 136,
      "start_date": "2002-08",
      "completion_date": "2003-05",
      "has_results": false,
      "last_update_posted_date": "2010-01-27",
      "last_synced_at": "2026-10-18T23:13:22.676Z",
      "location_count": 8,
      "location_summary": "Los Angeles, California • Walnut Creek, California • Shreveport, Louisiana + 5 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Shreveport",
          "state": "Louisiana"
        },
        {
          "city": "Worcester",
          "state": "Massachusetts"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00599274"
    },
    {
      "nct_id": "NCT06465810",
      "title": "Non-interventional Study of Patients With Transthyretin (ATTR) Amyloidosis",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Transthyretin Amyloidosis",
        "ATTR-CM",
        "ATTRv-PN",
        "ATTR",
        "ATTR-Mixed",
        "hATTR"
      ],
      "interventions": [
        {
          "name": "Treatment of transthyretin (ATTR) amyloidosis in observational study setting",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "130 Years",
        "sex": "ALL",
        "summary": "18 Years to 130 Years"
      },
      "enrollment_count": 1850,
      "start_date": "2024-06-25",
      "completion_date": "2031-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-23",
      "last_synced_at": "2026-10-18T23:13:22.676Z",
      "location_count": 33,
      "location_summary": "La Jolla, California • Los Angeles, California • San Francisco, California + 24 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06465810"
    },
    {
      "nct_id": "NCT04171440",
      "title": "Observation of Perioperative Outcomes of Robotic Pancreaticoduodenectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pancreaticoduodenectomy"
      ],
      "interventions": [
        {
          "name": "robotic pancreaticoduodenectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 91,
      "start_date": "2020-02-18",
      "completion_date": "2025-10-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-03",
      "last_synced_at": "2026-10-18T23:13:22.676Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Charlotte, North Carolina",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04171440"
    },
    {
      "nct_id": "NCT01228526",
      "title": "A Multicenter, Prospective, Observational Study With PriMatrix for the Treatment of Neuropathic Diabetic Foot Ulcers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Foot Ulcers, Diabetic"
      ],
      "interventions": [
        {
          "name": "PriMatrix",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Integra LifeSciences Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2010-08",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2016-08-26",
      "last_synced_at": "2026-10-18T23:13:22.676Z",
      "location_count": 5,
      "location_summary": "Oakland, California • Rochester, Minnesota • New York, New York + 2 more",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Circleville",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01228526"
    },
    {
      "nct_id": "NCT01604252",
      "title": "An Observational Study of Treatment Patterns and Effectiveness and Safety Outcomes in Advanced Basal Cell Carcinoma and Basal Cell Carcinoma Nevus Syndrome Patients(RegiSONIC)",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Basal Cell Carcinoma"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Genentech, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 503,
      "start_date": "2012-06-20",
      "completion_date": "2017-04-28",
      "has_results": false,
      "last_update_posted_date": "2017-07-28",
      "last_synced_at": "2026-10-18T23:13:22.676Z",
      "location_count": 80,
      "location_summary": "Scottsdale, Arizona • Tucson, Arizona • Beverly Hills, California + 69 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01604252"
    },
    {
      "nct_id": "NCT06076538",
      "title": "PET/MR for Characterization of Renal Masses (RMs)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Renal Tumor",
        "Renal Cell Carcinoma",
        "Renal Tumor, Benign"
      ],
      "interventions": [
        {
          "name": "2-Deoxy-2-[18F]fluoroglucose Positron Emission Tomography/Magnetic Resonance Imaging",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 97,
      "start_date": "2023-08-01",
      "completion_date": "2028-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-04",
      "last_synced_at": "2026-10-18T23:13:22.676Z",
      "location_count": 2,
      "location_summary": "Dallas, Texas • Houston, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06076538"
    },
    {
      "nct_id": "NCT02035280",
      "title": "Prospective Evaluation of Elderly Deformity Surgery",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Adult Spinal Deformity"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "AO Foundation, AO Spine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 233,
      "start_date": "2013-12",
      "completion_date": "2022-12",
      "has_results": false,
      "last_update_posted_date": "2023-07-28",
      "last_synced_at": "2026-10-18T23:13:22.676Z",
      "location_count": 5,
      "location_summary": "San Francisco, California • Minneapolis, Minnesota • St Louis, Missouri + 2 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02035280"
    },
    {
      "nct_id": "NCT06542458",
      "title": "Under-Represented Communities Diagnosed With SCD or MCI Through Tele-Cog",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mild Cognitive Impairment",
        "Subjective Cognitive Decline"
      ],
      "interventions": [
        {
          "name": "Assessments",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Neuroimaging volumetric measures",
          "type": "OTHER"
        },
        {
          "name": "Biofluid samples",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2027-03-01",
      "completion_date": "2032-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-16",
      "last_synced_at": "2026-10-18T23:13:22.676Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06542458"
    }
  ]
}