50
Participants
Start Date
February 20, 2020
Primary Completion Date
July 31, 2020
Study Completion Date
July 31, 2020
Positive expiratory pressure
Three blocks of 10 deep inspiration followed by expiration against a positive airway pressure device of 10-15 cm of water pressure. Repeated three times. Estimated time of 3 minutes time.
Speaking loudly during about 3 minutes
A specified swedish text
Dept of Surgery, Inst of Surgical and Perioperative sciences, Umeå
Swedish Heart Lung Foundation
OTHER
Umeå University
OTHER