Figure 1. Schematic illustration of the calculation of cumulative oxygen deficit (COD).
The COD was calculated as the difference of the areas under the reference curve and the PaO2-day curve (the light green area in the figure).
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.