13
Participants
Start Date
February 12, 2020
Primary Completion Date
March 8, 2020
Study Completion Date
March 8, 2020
Pressure measurement during exhalation through a device consisted of a drinking straw of an inner diameter of 5mm, a disposable mouthpiece and a manometer
"Participants performed exhalation attempts through a device consisted of a drinking straw of an inner diameter of 5mm, a disposable mouthpiece and a manometer, following the instructions of Command A and B (A:please blow continuously so that you feel low resistance during exhalation and B:please blow continuously so that you feel moderate resistance during exhalation) in a specific order for each group. Every volunteer performed 3 attempts for each command.The outputs of the 3rd attempt were used to the study."
Pressure measurement during exhalation through an alternative PEP device/soft drink straw.
"Participants were requested to exhale as indicated by the right command (Command A or B), for 3 sets of 10 repetitions. This procedure included short breaks between sets."
Attikon Hospital, Athens
Attikon Hospital
OTHER
University of Thessaly
OTHER