The effectiveness of inspiratory muscle training using the inspiratory muscle trainer on respiratory muscle strength in patients with Duchenne Muscular dystrophy

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

TCTR

Registry ID

TCTR20191031001

Enrollment

Registered

2019-10-31

Start date

2019-11-01

Completion date

Unknown

Last updated

2026-08-03

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

Conditions

Duchenne muscular dystrophy Duchenne muscular dystrophy Inspiratory muscle training Neuromuscular

Interventions

Inspiratory muscle trainer

IMT combined with conventional chest physical therapy IMT setting is 30% of Maximal inspiratory pressure

MIP,Sham therapy using Inspiratory muscle trainer

IMT with conventional chest physical therapy IMT setting is 0% of Maximal inspiratory pressure

MIP

Experimental Device,Sham Comparator Device

IMT and conventional chest physical therapy,Sham Inspiratory muscle trainer

IMT and breathing exercise

Eligibility

Sex/Gender

Male

Age

6 Years to No maximum

Inclusion criteria

Inclusion criteria: Duchenne muscular dystrophy age equal or older than 6 years old Cooperate

Exclusion criteria

Exclusion criteria: Respiratory tract infection Facial muscle weakness Require ventilator Not cooperate

Design outcomes

Primary

Measure	Time frame
Respiratory muscle strength at 12 week Pulmonary function test	—

Secondary

Measure	Time frame
Hospital admission from respiratory problem at 12 week and 24 week OPD card, medical record, history taking,Frequency of respiratory infection at 12 week and 24 week OPD card, History taking,Quality of life at 12 week after end of the intervention PedsQL DMD module questionnaire	—

Contacts

Public ContactRatcharin Kongkasuwan

Mahidol University

siratcharin@gmail.com+66818049886

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026