{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cardiopulmonary+Function&page=3",
    "query": {
      "condition": "Cardiopulmonary Function",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 56,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cardiopulmonary+Function&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Cardiopulmonary+Function&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-19T23:40:51.383Z",
  "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": "NCT07563777",
      "title": "100-Year Human Aging Study",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Aging",
        "Aging Well",
        "All-Cause Mortality",
        "Mortality",
        "Metabolic Syndrome",
        "Cardiovascular Diseases",
        "Cognitive Dysfunction",
        "Musculoskeletal Diseases",
        "Neoplasms",
        "Frailty",
        "Activities of Daily Living",
        "Health-Related Quality of Life",
        "Disability Physical",
        "Neuro-Degenerative Disease",
        "Dementia"
      ],
      "interventions": [
        {
          "name": "Comprehensive Multi-System Clinical Screening",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Longevity Metrics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1000000,
      "start_date": "2025-02-09",
      "completion_date": "2099-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-08",
      "last_synced_at": "2026-10-19T23:40:51.383Z",
      "location_count": 1,
      "location_summary": "Boulder, Colorado",
      "locations": [
        {
          "city": "Boulder",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07563777"
    },
    {
      "nct_id": "NCT05723679",
      "title": "Targeting Breathing Limitations to Improve Functional Outcomes in HFpEF",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "HeO2 gas mixture",
          "type": "OTHER"
        },
        {
          "name": "Room air gas mixture",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "55 Years to 90 Years"
      },
      "enrollment_count": 78,
      "start_date": "2023-07-01",
      "completion_date": "2029-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-07",
      "last_synced_at": "2026-10-19T23:40:51.383Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05723679"
    },
    {
      "nct_id": "NCT00498940",
      "title": "Biventricular Pacing After Cardiopulmonary Bypass",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Optimization Testing",
          "type": "DEVICE"
        },
        {
          "name": "Temporary Biventricular Pacing",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Henry M. Spotnitz",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 111,
      "start_date": "2006-10",
      "completion_date": "2012-03",
      "has_results": true,
      "last_update_posted_date": "2018-02-22",
      "last_synced_at": "2026-10-19T23:40:51.383Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00498940"
    },
    {
      "nct_id": "NCT00467298",
      "title": "An Intervention to Improve Function in Severe Cardiopulmonary Illness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease (COPD)",
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Exercise adherence",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self-management- prevention of illness",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Self-management of illness",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 90,
      "start_date": "2007-12",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2018-04-02",
      "last_synced_at": "2026-10-19T23:40:51.383Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00467298"
    },
    {
      "nct_id": "NCT05344573",
      "title": "Optimizing Pulsatility During Cardiopulmonary Bypass",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Endothelial Dysfunction",
        "Acute Kidney Injury"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "50 Years to 70 Years"
      },
      "enrollment_count": 66,
      "start_date": "2022-07-05",
      "completion_date": "2025-07-01",
      "has_results": false,
      "last_update_posted_date": "2024-11-21",
      "last_synced_at": "2026-10-19T23:40:51.383Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05344573"
    },
    {
      "nct_id": "NCT07874386",
      "title": "Wearable Tissue Oximetry During Arm Cuff Occlusion, Walking, and Standing Tests in Outpatients With Chronic Heart Failure",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Failure",
        "Chronic Heart Failure"
      ],
      "interventions": [
        {
          "name": "Argus Oximetry System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "NIRSense Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 50,
      "start_date": "2023-11-14",
      "completion_date": "2026-03-15",
      "has_results": false,
      "last_update_posted_date": "2026-10-14",
      "last_synced_at": "2026-10-19T23:40:51.383Z",
      "location_count": 1,
      "location_summary": "Jackson, Mississippi",
      "locations": [
        {
          "city": "Jackson",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07874386"
    },
    {
      "nct_id": "NCT07641413",
      "title": "Lung and Heart Function Across Decades of Life in Health",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pollution Related Respiratory Disorder",
        "Pollution; Exposure",
        "Dyspnea",
        "Cardiopulmonary"
      ],
      "interventions": [
        {
          "name": "Healthy control",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "24 Years",
        "maximum_age": "68 Years",
        "sex": "ALL",
        "summary": "24 Years to 68 Years"
      },
      "enrollment_count": 200,
      "start_date": "2024-08-01",
      "completion_date": "2030-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-14",
      "last_synced_at": "2026-10-19T23:40:51.383Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07641413"
    },
    {
      "nct_id": "NCT01595386",
      "title": "Effect of Postop Steroids on Cardiovascular/Respiratory Function in Neonates Undergoing Cardiopulmonary Bypass",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Disease Congenital Complex"
      ],
      "interventions": [
        {
          "name": "Hydrocortisone",
          "type": "DRUG"
        },
        {
          "name": "Normal Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "28 Days",
        "sex": "ALL",
        "summary": "1 Day to 28 Days"
      },
      "enrollment_count": 40,
      "start_date": "2012-04",
      "completion_date": "2013-11",
      "has_results": true,
      "last_update_posted_date": "2015-11-10",
      "last_synced_at": "2026-10-19T23:40:51.383Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01595386"
    },
    {
      "nct_id": "NCT07646782",
      "title": "Human Observatory Study",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Aging",
        "Mortality",
        "All-cause Mortality",
        "Life Expectancy",
        "Cardiovascular Diseases",
        "Neoplasms",
        "Cognitive Dysfunction",
        "Metabolic Syndrome",
        "Frailty",
        "Musculoskeletal Disease",
        "Neurodegenerative Disease",
        "Dementia",
        "Activities of Daily Living",
        "Health Related Quality of Life",
        "Environmental Exposure",
        "Occupational Diseases",
        "Health Equity",
        "Social Determinants of Health",
        "Physical Disability"
      ],
      "interventions": [
        {
          "name": "Multi-Domain Ecological and Clinical Data Linkage",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Longevity Metrics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1000000,
      "start_date": "2026-04-25",
      "completion_date": "2099-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-08",
      "last_synced_at": "2026-10-19T23:40:51.383Z",
      "location_count": 1,
      "location_summary": "Boulder, Colorado",
      "locations": [
        {
          "city": "Boulder",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07646782"
    },
    {
      "nct_id": "NCT01639235",
      "title": "Effects of Secondhand Smoke on Flight Attendant Health",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiopulmonary Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 592,
      "start_date": "2005-01-31",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2021-01-28",
      "last_synced_at": "2026-10-19T23:40:51.383Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01639235"
    }
  ]
}