3.
In the placebo group 21 people out of 100 had a exacerbation requiring oral corticosteroids over 44 weeks, compared to 12 (95% CI 6 to 20) out of 100 for the inhaled corticosteroids 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.