{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pulmonary+function+testing&page=14",
    "query": {
      "intervention": "Pulmonary function testing",
      "page": 14
    },
    "page_size": 10
  },
  "pagination": {
    "page": 14,
    "page_size": 10,
    "total_count": 610,
    "total_pages": 61,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pulmonary+function+testing&page=15&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pulmonary+function+testing&page=13&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T04:03:00.631Z",
  "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": "NCT01168635",
      "title": "Improving Asthma Outcomes Through Spirometry Distance Learning",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Spirometry 360 program - Virtually-delivered spirometry quality improvement program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Seattle Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "5 Years to 17 Years"
      },
      "enrollment_count": 660,
      "start_date": "2010-06",
      "completion_date": "2012-01",
      "has_results": false,
      "last_update_posted_date": "2015-05-20",
      "last_synced_at": "2026-10-23T04:03:00.631Z",
      "location_count": 4,
      "location_summary": "Boston, Massachusetts • Seattle, Washington",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01168635"
    },
    {
      "nct_id": "NCT00793338",
      "title": "Evaluation of Sildenafil for the Treatment of Moderate Congestive Heart Failure",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "Sildenafil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of New Mexico",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 0,
      "start_date": "2008-11",
      "completion_date": "2011-02",
      "has_results": false,
      "last_update_posted_date": "2023-06-26",
      "last_synced_at": "2026-10-23T04:03:00.631Z",
      "location_count": 1,
      "location_summary": "Albuquerque, New Mexico",
      "locations": [
        {
          "city": "Albuquerque",
          "state": "New Mexico"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00793338"
    },
    {
      "nct_id": "NCT07566260",
      "title": "Stress and Menstrual Health",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Menstrual Dysfunction"
      ],
      "interventions": [
        {
          "name": "Heat stress",
          "type": "OTHER"
        },
        {
          "name": "Sleep stress",
          "type": "OTHER"
        },
        {
          "name": "Exercise stress",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "38 Years",
        "sex": "FEMALE",
        "summary": "22 Years to 38 Years · Female only"
      },
      "enrollment_count": 600,
      "start_date": "2026-05-28",
      "completion_date": "2029-08",
      "has_results": false,
      "last_update_posted_date": "2026-09-09",
      "last_synced_at": "2026-10-23T04:03:00.631Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07566260"
    },
    {
      "nct_id": "NCT00493688",
      "title": "A Study to Determine Whether Perioperative Energy Dynamics Correlates With Postoperative Outcomes",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Abdominal Cancer",
        "Pelvic Cancer"
      ],
      "interventions": [
        {
          "name": "Cardiopulmonary Exercise Testing (CPET)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "M.D. Anderson 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": 200,
      "start_date": "2005-10-30",
      "completion_date": "2028-10-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-15",
      "last_synced_at": "2026-10-23T04:03:00.631Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00493688"
    },
    {
      "nct_id": "NCT00531180",
      "title": "4-Dimensional CT Derived Ventilation Versus SPECT Aerosol Ventilation in Patients With Thoracic Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Esophageal Cancer",
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "4D CT scans",
          "type": "PROCEDURE"
        },
        {
          "name": "Lung Function Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 31,
      "start_date": "2007-08-21",
      "completion_date": "2018-09-21",
      "has_results": false,
      "last_update_posted_date": "2018-10-25",
      "last_synced_at": "2026-10-23T04:03:00.631Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00531180"
    },
    {
      "nct_id": "NCT02153359",
      "title": "Effects of Reducing Indoor Air Pollution on the Adult Asthmatic Response",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "High Efficiency Particulate Air Cleaner",
          "type": "DEVICE"
        },
        {
          "name": "Sham air cleaner",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 23,
      "start_date": "2014-02",
      "completion_date": "2018-09-11",
      "has_results": true,
      "last_update_posted_date": "2019-09-12",
      "last_synced_at": "2026-10-23T04:03:00.631Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02153359"
    },
    {
      "nct_id": "NCT03959982",
      "title": "HHHFA in COPD Patients, With Chronic Bronchitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "HHHFA Device",
          "type": "DEVICE"
        },
        {
          "name": "Spirometry",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "6-minute walk",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "CT scan",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Medical Research Council dyspnea scale (MRC)",
          "type": "OTHER"
        },
        {
          "name": "St. George's Respiratory Questionnaire (SGRQ)",
          "type": "OTHER"
        },
        {
          "name": "COPD Assessment Test (CAT)",
          "type": "OTHER"
        },
        {
          "name": "Pittsburgh Sleep Quality Index (PSQI)",
          "type": "OTHER"
        },
        {
          "name": "CASA-Q",
          "type": "OTHER"
        },
        {
          "name": "Spirehealth Tag Device",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "Spyridon Fortis",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 11,
      "start_date": "2021-02-24",
      "completion_date": "2022-12-05",
      "has_results": true,
      "last_update_posted_date": "2024-09-19",
      "last_synced_at": "2026-10-23T04:03:00.631Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03959982"
    },
    {
      "nct_id": "NCT07096544",
      "title": "CALM Study: Cardiomems Assisted Lvad Management",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure"
      ],
      "interventions": [
        {
          "name": "CardioMEMS Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Baylor Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "21 Years to 85 Years"
      },
      "enrollment_count": 40,
      "start_date": "2026-05-08",
      "completion_date": "2027-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-03",
      "last_synced_at": "2026-10-23T04:03:00.631Z",
      "location_count": 1,
      "location_summary": "Plano, Texas",
      "locations": [
        {
          "city": "Plano",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07096544"
    },
    {
      "nct_id": "NCT03581084",
      "title": "Inpatient Clinical Trial of NAC",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "N-acetylcysteine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 1,
      "start_date": "2018-07-06",
      "completion_date": "2018-10-06",
      "has_results": true,
      "last_update_posted_date": "2021-10-26",
      "last_synced_at": "2026-10-23T04:03:00.631Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03581084"
    },
    {
      "nct_id": "NCT02786628",
      "title": "Assessing Physical Fitness in Cancer Patients With Cardiopulmonary Exercise Testing and Wearable Data Generation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Malignant Solid Tumour",
        "Hematologic Malignancies",
        "Planned Hematopoietic Cell Transplantation"
      ],
      "interventions": [
        {
          "name": "Physical performance testing and patient-generated health data",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "UNC Lineberger Comprehensive 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": 43,
      "start_date": "2016-02",
      "completion_date": "2018-02",
      "has_results": false,
      "last_update_posted_date": "2018-03-22",
      "last_synced_at": "2026-10-23T04:03:00.631Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02786628"
    }
  ]
}