{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Longitudinal&page=47",
    "query": {
      "intervention": "Longitudinal",
      "page": 47
    },
    "page_size": 10
  },
  "pagination": {
    "page": 47,
    "page_size": 10,
    "total_count": 1258,
    "total_pages": 126,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Longitudinal&page=48&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Longitudinal&page=46&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-04T00:36:23.755Z",
  "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": "NCT05234177",
      "title": "Tempus CRC Surveillance Study: A ctDNA Biomarker Profiling Study of Patients With CRC Using NGS Assays",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Observation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Tempus AI",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2022-06-21",
      "completion_date": "2029-02",
      "has_results": false,
      "last_update_posted_date": "2025-05-06",
      "last_synced_at": "2026-11-04T00:36:23.755Z",
      "location_count": 20,
      "location_summary": "Fort Smith, Arkansas • Fountain Valley, California • Bethesda, Maryland + 14 more",
      "locations": [
        {
          "city": "Fort Smith",
          "state": "Arkansas"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Joplin",
          "state": "Missouri"
        },
        {
          "city": "Springfield",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05234177"
    },
    {
      "nct_id": "NCT01309971",
      "title": "DPBRN Longitudinal Study of Questionable Occlusal Caries Lesions",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Dental Caries"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Dental Practice-Based Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Years and older"
      },
      "enrollment_count": 2624,
      "start_date": "2008-08",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2014-02-19",
      "last_synced_at": "2026-11-04T00:36:23.755Z",
      "location_count": 6,
      "location_summary": "Birmingham, Alabama • Gainesville, Florida • Minneapolis, Minnesota + 1 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01309971"
    },
    {
      "nct_id": "NCT05204654",
      "title": "Carriere Motion Appliance* Versus In-office Sectional Appliance",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Angle Class 2 Malocclusion"
      ],
      "interventions": [
        {
          "name": "In-office fabricated appliance",
          "type": "OTHER"
        },
        {
          "name": "Carriere Motion Appliance",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "State University of New York at Buffalo",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "12 Years to 17 Years"
      },
      "enrollment_count": 4,
      "start_date": "2022-01-19",
      "completion_date": "2023-02-23",
      "has_results": true,
      "last_update_posted_date": "2025-03-17",
      "last_synced_at": "2026-11-04T00:36:23.755Z",
      "location_count": 1,
      "location_summary": "Buffalo, New York",
      "locations": [
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05204654"
    },
    {
      "nct_id": "NCT01469754",
      "title": "Longitudinal Survey Analysis in Lymphoma Survivors",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lymphoma",
        "Posttraumatic Stress Disorder",
        "Posttraumatic Growth",
        "Coping",
        "Resilience"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 97,
      "start_date": "2011-09",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2014-05-05",
      "last_synced_at": "2026-11-04T00:36:23.755Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01469754"
    },
    {
      "nct_id": "NCT02588053",
      "title": "Does Long-Term Natalizumab (NTZ) Therapy Normalize Brain Atrophy Rates and Quality of Life (QOL) in Relapsing Remitting Multiple Sclerosis (RRMS)?",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Sclerosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 85,
      "start_date": "2014-07",
      "completion_date": "2019-01",
      "has_results": false,
      "last_update_posted_date": "2019-04-17",
      "last_synced_at": "2026-11-04T00:36:23.755Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02588053"
    },
    {
      "nct_id": "NCT04057001",
      "title": "Hepatitis C Positive Organ to Recipient Hepatitis C Negative Longitudinal Transplant Study",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Liver Transplant; Complications",
        "Hepatitis C"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 49,
      "start_date": "2019-07-01",
      "completion_date": "2023-03-06",
      "has_results": false,
      "last_update_posted_date": "2023-08-25",
      "last_synced_at": "2026-11-04T00:36:23.755Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04057001"
    },
    {
      "nct_id": "NCT02755181",
      "title": "fMRI in Impulsivity",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Impulse Control Disorders",
        "Borderline Personality Disorder"
      ],
      "interventions": [
        {
          "name": "Experimental",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Boehringer Ingelheim",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 48,
      "start_date": "2016-07-22",
      "completion_date": "2018-05-30",
      "has_results": false,
      "last_update_posted_date": "2018-08-29",
      "last_synced_at": "2026-11-04T00:36:23.755Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02755181"
    },
    {
      "nct_id": "NCT07116278",
      "title": "TMS-EEG Biomarkers for Chronic Pain",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "QuantalX DELPHI-MD (TMS-EEG)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 100,
      "start_date": "2024-11-18",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-10-14",
      "last_synced_at": "2026-11-04T00:36:23.755Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07116278"
    },
    {
      "nct_id": "NCT01988285",
      "title": "Risk Factors and Biomarkers for Diagnosis and Treatment of EoE",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Eosinophilic Esophagitis"
      ],
      "interventions": [
        {
          "name": "Specimen Collection",
          "type": "OTHER"
        },
        {
          "name": "Questionnaires",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 800,
      "start_date": "2011-07-28",
      "completion_date": "2024-07-17",
      "has_results": false,
      "last_update_posted_date": "2026-06-26",
      "last_synced_at": "2026-11-04T00:36:23.755Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01988285"
    },
    {
      "nct_id": "NCT05694455",
      "title": "Micro and Macro Circulation in Sepsis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sepsis",
        "Septic Shock"
      ],
      "interventions": [
        {
          "name": "Starling Stroke Volume (Starling SV)- Passive Leg Raise",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Microscan Sublingual Microscopy",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Venous Excess Ultrasound Scoring (VExUS)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Urine Collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "Denver Health and Hospital Authority",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 68,
      "start_date": "2022-07-01",
      "completion_date": "2025-05-31",
      "has_results": false,
      "last_update_posted_date": "2025-12-05",
      "last_synced_at": "2026-11-04T00:36:23.755Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05694455"
    }
  ]
}