{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Longitudinal+Studies&page=18",
    "query": {
      "condition": "Longitudinal Studies",
      "page": 18
    },
    "page_size": 10
  },
  "pagination": {
    "page": 18,
    "page_size": 10,
    "total_count": 8683,
    "total_pages": 869,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Longitudinal+Studies&page=19&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Longitudinal+Studies&page=17&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-02T13:57:11.508Z",
  "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": "NCT01838304",
      "title": "Probability Ramp Control of Propofol for EGD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastrointestinal Disease"
      ],
      "interventions": [
        {
          "name": "Probability ramp control",
          "type": "DEVICE"
        },
        {
          "name": "Monitoring",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2013-03",
      "completion_date": "2013-05",
      "has_results": true,
      "last_update_posted_date": "2018-01-23",
      "last_synced_at": "2026-11-02T13:57:11.508Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01838304"
    },
    {
      "nct_id": "NCT00761826",
      "title": "Study of the MEL 80 Excimer Laser Using LASIK in the Treatment of Mixed Astigmatism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mixed Astigmatism"
      ],
      "interventions": [
        {
          "name": "MEL 80 Mixed Astigmatism Treatment",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Carl Zeiss Meditec, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 126,
      "start_date": "2007-01",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2018-07-19",
      "last_synced_at": "2026-11-02T13:57:11.508Z",
      "location_count": 5,
      "location_summary": "San Diego, California • Greenwood Village, Colorado • Kansas City, Missouri + 2 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Greenwood Village",
          "state": "Colorado"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "Eugene",
          "state": "Oregon"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00761826"
    },
    {
      "nct_id": "NCT06137807",
      "title": "TRIcvalve biCAVal Valve System for Severe Tricuspid Regurgitation (TRICAV-I)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tricuspid Regurgitation",
        "Tricuspid Valve Disease"
      ],
      "interventions": [
        {
          "name": "TricValve® Transcatheter Bicaval Valve System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "P+F Products + Features USA Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2024-07-23",
      "completion_date": "2029-09",
      "has_results": false,
      "last_update_posted_date": "2026-08-28",
      "last_synced_at": "2026-11-02T13:57:11.508Z",
      "location_count": 36,
      "location_summary": "Phoenix, Arizona • Tucson, Arizona • San Diego, California + 31 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Delray Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06137807"
    },
    {
      "nct_id": "NCT00770211",
      "title": "IncobotulinumtoxinA (Xeomin) Versus Placebo in the Treatment of Glabellar Frown Lines",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Moderate to Severe Glabellar Frown Lines"
      ],
      "interventions": [
        {
          "name": "IncobotulinumtoxinA (Xeomin) (20 Units)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Merz Pharmaceuticals GmbH",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 271,
      "start_date": "2008-10",
      "completion_date": "2009-06",
      "has_results": true,
      "last_update_posted_date": "2011-10-07",
      "last_synced_at": "2026-11-02T13:57:11.508Z",
      "location_count": 8,
      "location_summary": "Englewood, Colorado • Aventura, Florida • Coral Gables, Florida + 5 more",
      "locations": [
        {
          "city": "Englewood",
          "state": "Colorado"
        },
        {
          "city": "Aventura",
          "state": "Florida"
        },
        {
          "city": "Coral Gables",
          "state": "Florida"
        },
        {
          "city": "Lincolnshire",
          "state": "Illinois"
        },
        {
          "city": "Carmel",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00770211"
    },
    {
      "nct_id": "NCT02164864",
      "title": "Evaluation of Dual Therapy With Dabigatran vs. Triple Therapy With Warfarin in Patients With AF That Undergo a PCI With Stenting (REDUAL-PCI)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Atrial Fibrillation",
        "Percutaneous Coronary Intervention"
      ],
      "interventions": [
        {
          "name": "Dabigatran Etexilate 110mg",
          "type": "DRUG"
        },
        {
          "name": "Warfarin 3mg",
          "type": "DRUG"
        },
        {
          "name": "Aspirin",
          "type": "DRUG"
        },
        {
          "name": "Dabigatran Etexilate 150mg",
          "type": "DRUG"
        },
        {
          "name": "Clopidogrel or Ticagrelor",
          "type": "DRUG"
        },
        {
          "name": "Warfarin 5mg",
          "type": "DRUG"
        },
        {
          "name": "Warfarin 1mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boehringer Ingelheim",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2725,
      "start_date": "2014-07-22",
      "completion_date": "2017-06-05",
      "has_results": true,
      "last_update_posted_date": "2018-07-31",
      "last_synced_at": "2026-11-02T13:57:11.508Z",
      "location_count": 45,
      "location_summary": "Birmingham, Alabama • Cottonwood, Arizona • Mesa, Arizona + 41 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Cottonwood",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02164864"
    },
    {
      "nct_id": "NCT02862132",
      "title": "Predicting Response to Vedolizumab in Pediatric Inflammatory Bowel Diseases",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Crohn's Disease",
        "Ulcerative Colitis",
        "Inflammatory Bowel Disease"
      ],
      "interventions": [
        {
          "name": "Vedolizumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shaare Zedek Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 142,
      "start_date": "2017-01",
      "completion_date": "2022-01",
      "has_results": false,
      "last_update_posted_date": "2022-10-25",
      "last_synced_at": "2026-11-02T13:57:11.508Z",
      "location_count": 4,
      "location_summary": "Hartford, Connecticut • Morristown, New Jersey • New York, New York + 1 more",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Morristown",
          "state": "New Jersey"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02862132"
    },
    {
      "nct_id": "NCT03637998",
      "title": "Physical Activity on Neurophysiologic Gene Expression Profiles of Chronic Low Back Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Low Back Pain",
        "Self-Management"
      ],
      "interventions": [
        {
          "name": "Problem-solving Pain to Enhance Living Well (PROPEL)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Connecticut",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 40,
      "start_date": "2018-09-21",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2023-11-28",
      "last_synced_at": "2026-11-02T13:57:11.508Z",
      "location_count": 1,
      "location_summary": "Storrs, Connecticut",
      "locations": [
        {
          "city": "Storrs",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03637998"
    },
    {
      "nct_id": "NCT06580106",
      "title": "Toxicity Genetic Determinants and Response to Azacitidine and Venetoclax in AML",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Leukemia, Myeloid, Acute"
      ],
      "interventions": [
        {
          "name": "Biospecimen samples",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2025-04-09",
      "completion_date": "2030-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-24",
      "last_synced_at": "2026-11-02T13:57:11.508Z",
      "location_count": 2,
      "location_summary": "Charlotte, North Carolina • Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06580106"
    },
    {
      "nct_id": "NCT01131052",
      "title": "Diabetes in the Elderly: Prospective Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Diabetes",
        "Hyperglycemia"
      ],
      "interventions": [
        {
          "name": "Insulin Glargine",
          "type": "DRUG"
        },
        {
          "name": "Insulin",
          "type": "DRUG"
        },
        {
          "name": "Insulin glulisine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Guillermo Umpierrez",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2011-03",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2014-12-31",
      "last_synced_at": "2026-11-02T13:57:11.508Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01131052"
    },
    {
      "nct_id": "NCT00941655",
      "title": "Prospective Randomized Trial Comparing Gastrectomy, Metastasectomy Plus Systemic Therapy Versus Systemic Therapy Alone: GYMSSA Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Gastric Cancer"
      ],
      "interventions": [
        {
          "name": "Oxaliplatin",
          "type": "DRUG"
        },
        {
          "name": "Irinotecan",
          "type": "DRUG"
        },
        {
          "name": "5-Fluorouracil",
          "type": "DRUG"
        },
        {
          "name": "Leucovorin",
          "type": "DRUG"
        },
        {
          "name": "Gastrectomy and/or metastasectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2009-07-22",
      "completion_date": "2012-06-18",
      "has_results": true,
      "last_update_posted_date": "2019-11-13",
      "last_synced_at": "2026-11-02T13:57:11.508Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00941655"
    }
  ]
}