Figure 5.
The proportion of patients without cofactors, vs. one, vs. two, vs. three, and vs. four cofactors, with triggers of anaphylaxis considered.
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.