FIGURE 4.
Simulation results in moderate COPD. CPAP = 5 cmH2O with no oxygen supplementation (F IO2 = 0.21). COPD, chronic obstructive pulmonary disease; CPAP, continuous positive airway pressure.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.