High Dose Inspiratory Muscle Training in LOPD

NCT ID: NCT05431127

Last Updated: 2025-10-01

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

34 participants

Study Classification

INTERVENTIONAL

Study Start Date

2022-07-19

Study Completion Date

2025-01-01

Brief Summary

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Study Objectives: 1) assess the safety and feasibility of high-dose inspiratory muscle training (IMT) delivered remotely in Late-onset Pompe Disease (LOPD) and 2) determine its effects on respiratory and patient-reported outcomes.

Detailed Description

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This study aims to develop treatments that enhance respiratory strength and function to provide meaningful clinical improvements for people with LOPD. Identification of a cost-effective adjunctive intervention to address respiratory weakness remains critical to reduce disease burden, ease activity limitations and participation restrictions, and improve health-related quality of life. The proposed study will provide a high-dose inspiratory muscle training (IMT) stimulus to enhance treatment efficacy and efficiency. Our hypothesis is that high-dose IMT is necessary to produce meaningful changes in respiratory muscle strength and other outcomes in participants with LOPD.

Conditions

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Late-Onset Pompe Disease Lysosomal Disease

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

SUPPORTIVE_CARE

Blinding Strategy

NONE

Study Groups

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High Dose Inspiratory Muscle Training

Inspiratory Muscle Training 3 times a week over 26 weeks

Group Type OTHER

IMT therapy using the Pr02 mobile device

Intervention Type DEVICE

Inspiratory Muscle Training using a device used to measure and increase respiratory strength and performance through resisted breathing exercises.

Interventions

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IMT therapy using the Pr02 mobile device

Inspiratory Muscle Training using a device used to measure and increase respiratory strength and performance through resisted breathing exercises.

Intervention Type DEVICE

Eligibility Criteria

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Inclusion Criteria

* Age ≥ 18 years
* Confirmed diagnosis of LOPD
* MIP \>50% of predicted for sex and age
* Stable on current Pompe disease treatment regimen \>6 months
* Able to follow directions for study participation
* Access to computer and smartphone/tablet with reliable internet connection for video visits and sensor-based respiratory technologies

Exclusion Criteria

* Presence of medical comorbidities that prevent meaningful study participation (e.g., COPD GOLD III-IV, significant mental illness, dementia)
* Use of continuous invasive or non-invasive ventilation while awake
* Prior history of gene therapy for LOPD
* Inability to give legally effective consent
* Inability to read and understand English
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Genzyme, a Sanofi Company

INDUSTRY

Sponsor Role collaborator

Duke University

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Harrison Jones, PhD

Role: PRINCIPAL_INVESTIGATOR

Duke University

Locations

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Duke University Medical Center

Durham, North Carolina, United States

Site Status

Countries

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United States

Other Identifiers

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Pro00109392

Identifier Type: -

Identifier Source: org_study_id

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