Unknown NA INTERVENTIONAL 4-arm NCT01926275

NPPV Added Inspiratory Muscle Training in Severe COPD

Noninvasive Positive Pressure Ventilation Added Inspiratory Muscle Training in Severe Chronic Obstructive Pulmonary Disease

Sponsor: Guangzhou Institute of Respiratory Disease

Conditions Chronic Obstructive Pulmonary Disease Hypercapnic Respiratory Failure

Interventions IMT NPPV NPPV+IMT

Updated 6 times since 2017 Last updated: Aug 18, 2013 Started: Jul 31, 2013 Primary completion: Dec 31, 2013 Completion: Dec 31, 2013

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT01926275, this NA trial focuses on Chronic Obstructive Pulmonary Disease and Hypercapnic Respiratory Failure and remains ongoing. Sponsored by Guangzhou Institute of Respiratory Disease, it has been updated 6 times since 2013, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

Change History

6 versions recorded

Sep 2025 — Present [monthly]

Unknown NA
Sep 2024 — Sep 2025 [monthly]

Unknown NA
Jul 2024 — Sep 2024 [monthly]

Unknown NA

Status: Unknown Status → Unknown
Jan 2021 — Jul 2024 [monthly]

Unknown Status NA
Jun 2018 — Jan 2021 [monthly]

Unknown Status NA

▶ Show 1 earlier version

Jan 2017 — Jun 2018 [monthly]

Unknown Status NA

First recorded

Jul 2013

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Guangzhou Institute of Respiratory Disease

Data source: Guangzhou Institute of Respiratory Disease

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Guangzhou, China