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Effects of Forced Positive Pressure Breathing Training on Walking Endurance, Exercise-Induced Desaturation, Cognitive Function, and Pulmonary Function in Subacute Stroke Patients

Impact of Mechanical Insufflation-Exsufflation on Pulmonary and Cognitive Function in Patients with Subacute Stroke

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CRIS
Registry ID
KCT0009276
Enrollment
60
Registered
2024-03-28
Start date
2023-08-25
Completion date
Unknown
Last updated
2025-12-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Interventions

Medical Device : In this study, pre-treatment tests were conducted the day before the initiation of therapy, and post-treatment tests were carried out the day following an 8-week treatment period. The

Sponsors

Sahmyook University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: a post-stroke duration of more than 3 weeks but less than 6 months, a demonstrable respiratory muscle weakness, as indicated by Maximum Inspiratory Pressure (MIP) and Maximum Expiratory Pressure (MEP) values being less than 70% of the normal range. Additionally, candidates were required to have no thoracic anomalies or deformations, no lung damage or rib fractures, and a score of 18 or above on the Korean Mini-Mental State Examination (K-MMSE), suggesting either normal cognitive function or mild cognitive impairment. Eligibility also depended on the ability to follow instructions, walk independently for at least 6 minutes with or without assistive devices, and a voluntary agreement to participate in the study, understanding its purpose.

Exclusion criteria

Exclusion criteria: Patients with a history of pulmonary disease, rendering them susceptible to barotrauma, as well as those with a history of stroke or neuromuscular disorders, were excluded from the study.

Design outcomes

Primary

MeasureTime frame
The study variables include pulmonary function (FVC, FEV1, FEV1/FVC, PEF, FEF 25-75%), Exercise-Induced Desaturation (EID), and walking endurance (6MWT).

Secondary

MeasureTime frame
The study assesses cognitive functions using MMSE-K, Contrasting Program, Go-no-go, and Fist–edge-palm tests, alongside respiratory strength through Maximum Inspiratory Pressure (MIP) and Maximum Expiratory Pressure (MEP).

Countries

Korea, Republic of

Contacts

Public ContactSangCheol Bae

Sahmyook University

5minlaundry@syuin.ac.kr+82-2-3399-3016

Outcome results

None listed

Source: CRIS (via WHO ICTRP) · Data processed: Feb 4, 2026