{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pulmonary+function+testing&page=22",
    "query": {
      "intervention": "Pulmonary function testing",
      "page": 22
    },
    "page_size": 10
  },
  "pagination": {
    "page": 22,
    "page_size": 10,
    "total_count": 610,
    "total_pages": 61,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pulmonary+function+testing&page=23&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pulmonary+function+testing&page=21&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T17:50:50.958Z",
  "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": "NCT02975258",
      "title": "Adiposity and Airway Inflammation in HIV-Associated Airway Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Asthma",
        "HIV",
        "Adiposity"
      ],
      "interventions": [
        {
          "name": "Blood draw",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaires",
          "type": "OTHER"
        },
        {
          "name": "Spirometry",
          "type": "PROCEDURE"
        },
        {
          "name": "Methacholine challenge test",
          "type": "PROCEDURE"
        },
        {
          "name": "Quantitative CT scans",
          "type": "RADIATION"
        },
        {
          "name": "Urine pregnancy test",
          "type": "PROCEDURE"
        },
        {
          "name": "Adipose biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Exhaled nitric oxide measurement",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "University of Pittsburgh",
      "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": 102,
      "start_date": "2015-09",
      "completion_date": "2017-09",
      "has_results": false,
      "last_update_posted_date": "2017-10-13",
      "last_synced_at": "2026-10-23T17:50:50.958Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02975258"
    },
    {
      "nct_id": "NCT04954885",
      "title": "Evaluating Modifiable Biomarkers for the Prediction of Immunotherapy Response and Toxicity",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lung Non-Squamous Non-Small Cell Carcinoma",
        "Stage IIIB Lung Cancer AJCC v8",
        "Stage IV Lung Cancer AJCC v8",
        "Stage IVA Lung Cancer AJCC v8",
        "Stage IVB Lung Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Physical Performance Testing",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Ohio State University 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": 2,
      "start_date": "2021-05-18",
      "completion_date": "2022-10-12",
      "has_results": false,
      "last_update_posted_date": "2025-01-27",
      "last_synced_at": "2026-10-23T17:50:50.958Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04954885"
    },
    {
      "nct_id": "NCT05145192",
      "title": "COSMED K5 Validation and Reliability Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiopulmonary",
        "Exercise"
      ],
      "interventions": [
        {
          "name": "COSMED K5 CPET (Cardiopulmonary Exercise Test)",
          "type": "DEVICE"
        },
        {
          "name": "ParvoMedics CPET",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Baylor Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "29 Years",
        "sex": "ALL",
        "summary": "20 Years to 29 Years"
      },
      "enrollment_count": 34,
      "start_date": "2021-11-29",
      "completion_date": "2023-10-10",
      "has_results": false,
      "last_update_posted_date": "2025-01-22",
      "last_synced_at": "2026-10-23T17:50:50.958Z",
      "location_count": 1,
      "location_summary": "Frisco, Texas",
      "locations": [
        {
          "city": "Frisco",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05145192"
    },
    {
      "nct_id": "NCT04631016",
      "title": "A Phase II, Randomized, Double-blind, Placebo-controlled Study to Assess MEDI3506 in Participants With COPD and Chronic Bronchitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease (COPD)",
        "Chronic Bronchitis"
      ],
      "interventions": [
        {
          "name": "Tozorakimab",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 137,
      "start_date": "2020-12-14",
      "completion_date": "2023-11-13",
      "has_results": true,
      "last_update_posted_date": "2025-02-27",
      "last_synced_at": "2026-10-23T17:50:50.958Z",
      "location_count": 16,
      "location_summary": "Sheffield, Alabama • Newport Beach, California • Newark, Delaware + 13 more",
      "locations": [
        {
          "city": "Sheffield",
          "state": "Alabama"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Kissimmee",
          "state": "Florida"
        },
        {
          "city": "Ormond Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04631016"
    },
    {
      "nct_id": "NCT04294849",
      "title": "Exercise Intolerance and Skeletal Muscle Bioenergetics in Children With Deep Venous Thrombosis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Deep Vein Thrombosis",
        "Pulmonary Embolism"
      ],
      "interventions": [
        {
          "name": "Magnetic Resonance Imaging",
          "type": "OTHER"
        },
        {
          "name": "Bicycle Ergometry",
          "type": "OTHER"
        },
        {
          "name": "Lab Panel",
          "type": "OTHER"
        },
        {
          "name": "Questionnaires",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "OTHER",
        "BEHAVIORAL"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "8 Years to 21 Years"
      },
      "enrollment_count": 5,
      "start_date": "2020-02-06",
      "completion_date": "2022-02-16",
      "has_results": false,
      "last_update_posted_date": "2024-11-15",
      "last_synced_at": "2026-10-23T17:50:50.958Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04294849"
    },
    {
      "nct_id": "NCT01419158",
      "title": "Prevalence of Alpha-1 Antitrypsin Deficiency in Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alpha-1 Antitrypsin Deficiency",
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Alpha-1 Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3457,
      "start_date": "2008-01",
      "completion_date": "2010-01",
      "has_results": false,
      "last_update_posted_date": "2012-01-19",
      "last_synced_at": "2026-10-23T17:50:50.958Z",
      "location_count": 18,
      "location_summary": "Los Angeles, California • Denver, Colorado • Gainesville, Florida + 13 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01419158"
    },
    {
      "nct_id": "NCT04058548",
      "title": "Clinical Utility of the 1-minute Sit to Stand Test as a Measure of Submaximal Exercise Tolerance in Patients With Cystic Fibrosis During Acute Pulmonary Exacerbation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "Sit to stand test",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "6 Years to 35 Years"
      },
      "enrollment_count": 27,
      "start_date": "2019-09-05",
      "completion_date": "2021-05-12",
      "has_results": false,
      "last_update_posted_date": "2021-07-16",
      "last_synced_at": "2026-10-23T17:50:50.958Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04058548"
    },
    {
      "nct_id": "NCT00831038",
      "title": "A Pilot Study of Pulmonary Function in Dysphagic Infants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Lung Disease"
      ],
      "interventions": [
        {
          "name": "Infant Pulmonary Function Tests",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Tennessee",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "24 Months",
        "sex": "ALL",
        "summary": "1 Month to 24 Months"
      },
      "enrollment_count": 26,
      "start_date": "2008-08",
      "completion_date": "2011-06",
      "has_results": false,
      "last_update_posted_date": "2011-11-30",
      "last_synced_at": "2026-10-23T17:50:50.958Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00831038"
    },
    {
      "nct_id": "NCT02168049",
      "title": "Heart and Lung Function Monitoring System",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Diseases",
        "Lung Diseases"
      ],
      "interventions": [
        {
          "name": "Integrated CardioRespiratory System",
          "type": "DEVICE"
        },
        {
          "name": "Transthoracic Echocardiography (TTE)",
          "type": "DEVICE"
        },
        {
          "name": "Electrocardiography",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2014-11",
      "completion_date": "2017-09",
      "has_results": false,
      "last_update_posted_date": "2024-03-06",
      "last_synced_at": "2026-10-23T17:50:50.958Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02168049"
    },
    {
      "nct_id": "NCT00001183",
      "title": "Evaluation of the Causes and Disease Processes of Chronic Lung Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pulmonary Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "7 Years to 90 Years"
      },
      "enrollment_count": 6564,
      "start_date": "1984-11-18",
      "completion_date": "2019-12-16",
      "has_results": false,
      "last_update_posted_date": "2022-06-01",
      "last_synced_at": "2026-10-23T17:50:50.958Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001183"
    }
  ]
}