Fig. 2.
Flowchart of eligible patients. Patients 2 years and older admitted to the emergency department and diagnosed with acute asthma during the study period.
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.