20
Participants
Start Date
January 31, 2013
Primary Completion Date
April 30, 2013
Study Completion Date
April 30, 2013
noninvasive positive pressure ventilation
the assisted level of the noninvasive proportional assist(PAV) and pressure support ventilation(PSV) on Neural respiratory drive(NRD) in recovering patients with acute exacerbation of chronic obstructive pulmonary disease
TheFirst Affiliated Hospital Of Guangzhou Medical Collage, Guangzhou
The First Affiliated Hospital of Guangzhou Medical University
OTHER