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.
Main outcomes. Derived from Calverley et al (2003) and Szafransky et al (2003)
| C | SF (Calverley) | FB (Szafranski) | S (Calverley) | F (Calverley) | |
|---|---|---|---|---|---|
| Exacerbation RR (vs placebo) | 0.70 | 0.76 | 0.80 | 0.81 | |
| Symptom-free days | 0% | 14% | 12% | 3% | 2% |
Abbreviations: C, control; F, fluticasone alone; FB, formoterol/budesonide; RR, relative risk; S, salmeterol alone; SF, salmeterol/fluticasone.
