1.2. Analysis.
Comparison 1: Betahistine versus placebo/no treatment, Outcome 2: Improvement in vertigo frequency: sensitivity analysis for complete/substantial improvement
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.