3.
In the control group, 31 out of 100 people had correct inhaler technique after 2 to 26 weeks, compared with 69 (95% CI 45 to 86) out of 100 in the active treatment group.
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.