NCT04120142.

Study name	Effect of inspiratory muscle training during PR on dyspnoea and exercise tolerance in COPD patients
Methods	Study design: RCT Study grouping: parallel‐group
Participants	Inclusion criteria COPD diagnosed by pulmonary function testing Clinically stable Absence of other obstructive diseases Signed written consent Exclusion criteria Were previous pneumonectomy or lobectomy in the past 6 months Spontaneous risk of pneumothorax or rib fracture Incapacity to follow a standard rehabilitation programme (locomotor deficits, acute cardiac failure and acute exacerbation of COPD at the beginning of the program) The absence of written informed consent
Interventions	Intervention characteristics PR+IMT: IMT + aerobic exercise  PR: aerobic exercise alone
Outcomes	Dyspnea Respiratory muscle strength (PImax)
Starting date	1 February 2019
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