Figure 2.
Paco2 and pH over time (†p < 0.001 compared with baseline). HVNI = high-velocity nasal insufflation.
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.