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NCT00629850 · ClinicalTrials.gov registry record · NA

Respiratory Resistance Training on Sleep Quality in Persons With Spinal Cord Injury

A NA study, sponsored by Texas State University, San Marcos.

Terminated
Registry status
NA
Development phase
1
Enrollment target

NCT00629850: Clinical Trial NA study, sponsored by Texas State University, San Marcos.

NCT00629850 is a NA study that was terminated before completion, run by Texas State University, San Marcos. The registered enrollment target is 1 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (100% lower). According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT00629850, a NA study, was terminated before completion, sponsored by Texas State University, San Marcos.

TERMINATED
Registry status
NA
Development phase
1 participants
Enrollment target

Study Summary

The purpose of this study is to determine if the use of a respiratory resistance trainer will increase respiratory muscle strength, improve sleep quality and improve quality of life in individuals with spinal cord injury. Hypothesis: Use of the respiratory resistance trainer will improve respiratory muscle strength, improve sleep quality, and improve quality of life among individuals with spinal cord injury.

Primary Outcome

Improvement in sleep quality as defined by: less fragmented sleep, lower apnea hypopnea index (AHI), respiratory disturbance index (RDI) after device use.

Interventions

  • DEVICE Powerlung Performer

Trial Details

FieldValue
Enrollment Target 1 participants
Start Date 2008-02
Est. Completion 2009-09
Phase NA

Why NCT00629850 stopped before completion

NCT00629850 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 1 participants, a relatively small participant target, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (100% lower).

The record links to 0 conditions, and to 1 intervention - of which Powerlung Performer is the first listed.

NCT00629850 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT00629850 about?

NCT00629850 is a clinical study titled "Respiratory Resistance Training on Sleep Quality in Persons With Spinal Cord Injury". The purpose of this study is to determine if the use of a respiratory resistance trainer will increase respiratory muscle strength, improve sleep quality and improve quality of life in individuals with spinal cord injury. Hypothesis: Use of the respiratory resistance trainer will improve respirator...

What is the current status of trial NCT00629850?

This trial is currently terminated. It is a NA study. The enrollment target is 1 participants. The study started on 2008-02. Estimated completion is 2009-09.

What interventions are being tested in trial NCT00629850?

The interventions under investigation include: Powerlung Performer (DEVICE).

Who is sponsoring clinical trial NCT00629850?

This trial is sponsored by Texas State University, San Marcos, which has 3 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT00629850's enrollment target sits among peer trials

1 2001st of 2000 the lowest of 2,000 other NA trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other NA trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

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Source: ClinicalTrials.gov NCT00629850, the US trial registry maintained by the National Library of Medicine. NCT00629850 (small enrollment · none site footprint · terminated) retrieved and formatted by PlainTrial, see methodology.