The efficacy of inspiratory muscle training with diaphragmatic breathing in COPD

The efficacy of inspiratory muscle training with diaphragmatic breathing in COPD - The efficacy of inspiratory muscle training with diaphragmatic breathing in COPD

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000040573

Enrollment

Registered

2020-06-01

Start date

2019-11-07

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

chronic obstructive pulmonary disease

Interventions

inspiratory muscle training with threthold breathing 50%PImax,30breath,2times/day,4weeks inspiratory muscle training with diaphramatic breathing 50%MVC,30breath,2times/day,4weeks

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: COPD

Exclusion criteria

Exclusion criteria: difficulty in respiratory muscle training 80%PImax or more cerebral infarction within 1 month COPD acute exacerbation within 3 months history of angina pectoris,myocardial infarction,pneumothorax aortic aneurysm giant bulla Study participation is difficult by a spirit disease and a merger of the spirit symptom. Resting systolic blood pressure of 180 mmHg or more, diastolic blood pressure of 100 mmHg or more

Design outcomes

Primary

Measure	Time frame
maximal inspiratory pressure at 4 weeks after start of inspiratory muscle training	—

Secondary

Measure	Time frame
maximal expiratory pressure,muscle strength of diaphragm,vital capacity,inspiratory capacity,forced expiratory volume in 1st second,maximal voluntary ventilation,functional residual capacity,leam body mass index,COPD Assessment Test. endurance time,dyspnea,leg discomfort,heart rate,respiratory rate,ventilattory equivalent,ventilatory equivalent for oxygen,ventilatory equivalent for carbon dioxide,the ratio of inspiratory to total time in exercise test.	—

Measure

Time frame

maximal expiratory pressure,muscle strength of diaphragm,vital capacity,inspiratory capacity,forced expiratory volume in 1st second,maximal voluntary ventilation,functional residual capacity,leam body mass index,COPD Assessment Test. endurance time,dyspnea,leg discomfort,heart rate,respiratory rate,ventilattory equivalent,ventilatory equivalent for oxygen,ventilatory equivalent for carbon dioxide,the ratio of inspiratory to total time in exercise test.

—

Countries

Japan

Contacts

Public ContactHirofumi Tsuji

Pref Osaka Saiseikai Izuo Hospital Rehabilitation department

thsryu0425@gmail.com06-6552-0091

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026