{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Longitudinal&page=26",
    "query": {
      "intervention": "Longitudinal",
      "page": 26
    },
    "page_size": 10
  },
  "pagination": {
    "page": 26,
    "page_size": 10,
    "total_count": 1254,
    "total_pages": 126,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Longitudinal&page=27&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Longitudinal&page=25&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-31T14:51:58.199Z",
  "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": "NCT00055016",
      "title": "Registry of Fabry Disease - A Multicenter Observational Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Fabry Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 100,
      "start_date": "2003-02-13",
      "completion_date": "2008-03-03",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-10-31T14:51:58.199Z",
      "location_count": 2,
      "location_summary": "Bethesda, Maryland • Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00055016"
    },
    {
      "nct_id": "NCT01105806",
      "title": "Cardiopulmonary Resuscitation (CPR) Video to Enhance Advance Care Planning in Advanced Upper Gastrointestinal Cancer Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pancreas and Hepatobiliary Cancer Patients"
      ],
      "interventions": [
        {
          "name": "(CPR) video and questionnaires",
          "type": "BEHAVIORAL"
        },
        {
          "name": "cardiopulmonary resuscitation (CPR) narrative script and questionnaires",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 57,
      "start_date": "2010-04",
      "completion_date": "2015-07",
      "has_results": false,
      "last_update_posted_date": "2015-07-16",
      "last_synced_at": "2026-10-31T14:51:58.199Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01105806"
    },
    {
      "nct_id": "NCT04865588",
      "title": "Rotational Atherectomy Combined With Cutting Balloon to Optimize Stent Expansion in Calcified Lesions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Coronary Artery Disease",
        "Atherosclerosis"
      ],
      "interventions": [
        {
          "name": "rotational atherectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "cutting balloon",
          "type": "DEVICE"
        },
        {
          "name": "plain old balloon",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "Samin Sharma, M.D., F.A.C.C., M.S.C.A.I.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2022-05-13",
      "completion_date": "2023-12-12",
      "has_results": true,
      "last_update_posted_date": "2024-05-22",
      "last_synced_at": "2026-10-31T14:51:58.199Z",
      "location_count": 2,
      "location_summary": "New York, New York • Roslyn, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Roslyn",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04865588"
    },
    {
      "nct_id": "NCT03527654",
      "title": "SER Hispano Longitudinal Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Stress",
        "Acculturation",
        "Health"
      ],
      "interventions": [
        {
          "name": "Observational",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "44 Years",
        "sex": "ALL",
        "summary": "18 Years to 44 Years"
      },
      "enrollment_count": 390,
      "start_date": "2018-05-02",
      "completion_date": "2022-01-02",
      "has_results": false,
      "last_update_posted_date": "2022-05-26",
      "last_synced_at": "2026-10-31T14:51:58.199Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03527654"
    },
    {
      "nct_id": "NCT05155046",
      "title": "18F-DCFPyL Imaging as a Method to Assess Treatment Response to Stereotactic Body Radiation Therapy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Localized Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "18F-DCFPyL",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "MALE",
        "summary": "18 Years to 120 Years · Male only"
      },
      "enrollment_count": 130,
      "start_date": "2022-08-31",
      "completion_date": "2029-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-16",
      "last_synced_at": "2026-10-31T14:51:58.199Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05155046"
    },
    {
      "nct_id": "NCT01572441",
      "title": "Parent-Adolescent Interactions and Adolescent Development",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Substance Abuse"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "George Mason University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "14 Years",
        "sex": "ALL",
        "summary": "12 Years to 14 Years"
      },
      "enrollment_count": 245,
      "start_date": "2013-01-08",
      "completion_date": "2018-12-01",
      "has_results": false,
      "last_update_posted_date": "2019-08-07",
      "last_synced_at": "2026-10-31T14:51:58.199Z",
      "location_count": 2,
      "location_summary": "New Haven, Connecticut • Fairfax, Virginia",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Fairfax",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01572441"
    },
    {
      "nct_id": "NCT02817997",
      "title": "International Registry for Patients With Castleman Disease",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Castleman Disease",
        "Castleman's Disease",
        "Giant Lymph Node Hyperplasia",
        "Angiofollicular Lymph Hyperplasia",
        "Angiofollicular Lymph Node Hyperplasia",
        "Angiofollicular Lymphoid Hyperplasia",
        "GLNH",
        "Hyperplasia, Giant Lymph Node",
        "Lymph Node Hyperplasia, Giant"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 1000,
      "start_date": "2016-10",
      "completion_date": "2027-09",
      "has_results": false,
      "last_update_posted_date": "2026-03-03",
      "last_synced_at": "2026-10-31T14:51:58.199Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02817997"
    },
    {
      "nct_id": "NCT00983879",
      "title": "The Natural History of Infantile Globoid Cell Leukodystrophy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Infantile Globoid Cell Leukodystrophy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Zymenex A/S",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "2 Years",
        "sex": "ALL",
        "summary": "Up to 2 Years"
      },
      "enrollment_count": 6,
      "start_date": "2009-09",
      "completion_date": "2014-07",
      "has_results": false,
      "last_update_posted_date": "2018-03-08",
      "last_synced_at": "2026-10-31T14:51:58.199Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00983879"
    },
    {
      "nct_id": "NCT00815425",
      "title": "Consortium for the Longitudinal Evaluation of African Americans With Early Rheumatoid Arthritis (The CLEAR Registry)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Rheumatoid Arthritis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 1613,
      "start_date": "2000-09",
      "completion_date": "2012-03",
      "has_results": false,
      "last_update_posted_date": "2014-12-02",
      "last_synced_at": "2026-10-31T14:51:58.199Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00815425"
    },
    {
      "nct_id": "NCT01214382",
      "title": "Pharmacokinetic Properties of Sertraline Before and After Gastric Bypass Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Roux en Y Gastric Bypass Surgery"
      ],
      "interventions": [
        {
          "name": "Sertraline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "North Dakota State University",
      "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": 31,
      "start_date": "2010-10",
      "completion_date": "2014-08",
      "has_results": false,
      "last_update_posted_date": "2016-04-06",
      "last_synced_at": "2026-10-31T14:51:58.199Z",
      "location_count": 1,
      "location_summary": "Fargo, North Dakota",
      "locations": [
        {
          "city": "Fargo",
          "state": "North Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01214382"
    }
  ]
}