{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Diaphragm+thickness+measurement",
    "query": {
      "intervention": "Diaphragm thickness measurement"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-24T09:35:11.443Z",
  "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": "NCT03709199",
      "title": "Long Term Follow up of Children Enrolled in the REDvent Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Respiratory Distress Syndrome, Adult",
        "Ventilator-Induced Lung Injury",
        "Neurocognitive Dysfunction",
        "Quality of Life",
        "Respiration Disorders"
      ],
      "interventions": [
        {
          "name": "Ventilation Inhomogeneity",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Diaphragm Ultrasound",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Respiratory Inductance Plethysmography",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Spirometry",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Functional Residual Capacity",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "MIP/MEP",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "6 minute walk test",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Neurocognitive Testing",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Emotional Health Assessment",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Health Related Quality of Life",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Functional Status",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Respiratory Status Questionnaire",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Children's Hospital Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "1 Month to 18 Years"
      },
      "enrollment_count": 176,
      "start_date": "2018-10-01",
      "completion_date": "2026-05-01",
      "has_results": false,
      "last_update_posted_date": "2025-04-17",
      "last_synced_at": "2026-09-24T09:35:11.443Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03709199"
    },
    {
      "nct_id": "NCT03266016",
      "title": "Real-time Effort Driven VENTilator Management",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ventilation Therapy; Complications",
        "Diaphragm Disease",
        "Pediatric Respiratory Diseases"
      ],
      "interventions": [
        {
          "name": "Computerized Ventilator Protocol",
          "type": "OTHER"
        },
        {
          "name": "Esophageal Manometry",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Respiratory Inductance Plethysmography (RIP)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Diaphragm Ultrasound",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Maximal Inspiratory Pressure",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Children's Hospital Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Days",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "30 Days to 18 Years"
      },
      "enrollment_count": 248,
      "start_date": "2017-10-21",
      "completion_date": "2024-06-20",
      "has_results": true,
      "last_update_posted_date": "2025-09-17",
      "last_synced_at": "2026-09-24T09:35:11.443Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03266016"
    },
    {
      "nct_id": "NCT04319939",
      "title": "Diaphragm Ultrasound Measurements With Variations in Modes of Ventilation",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mechanical Ventilation"
      ],
      "interventions": [
        {
          "name": "Assist Control Mode and Pressure Support Mode Mechanical Ventilation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 66,
      "start_date": "2020-02-05",
      "completion_date": "2022-04-11",
      "has_results": false,
      "last_update_posted_date": "2025-12-26",
      "last_synced_at": "2026-09-24T09:35:11.443Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04319939"
    },
    {
      "nct_id": "NCT02367170",
      "title": "Project 4A: Inspiratory Muscle Training and Diaphragm Strength",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Sepsis"
      ],
      "interventions": [
        {
          "name": "Bilateral phrenic nerve stimulation and measurement of transdiaphragmatic pressure",
          "type": "PROCEDURE"
        },
        {
          "name": "Midazolam",
          "type": "DRUG"
        },
        {
          "name": "Volitional Measurement of Maximal Inspiratory Pressure (MIP)",
          "type": "PROCEDURE"
        },
        {
          "name": "Inspiratory Muscle Strength Training (IMST)",
          "type": "DEVICE"
        },
        {
          "name": "SHAM Inspiratory Muscle Strength Training (IMST)",
          "type": "DEVICE"
        },
        {
          "name": "Diaphragm thickness measurement",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood and Urine samples",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2015-03",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2018-05-07",
      "last_synced_at": "2026-09-24T09:35:11.443Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02367170"
    }
  ]
}