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.
The types of benign paroxysmal positional vertigo (BPPV) during recurrences. Irrespective of the types of BPPV during the initial attacks, the proportion of BPPV types showed no difference during the following attacks (Chi-square test, p = 0.9738). AC, anterior canal; HC-apo, apogeotropic horizontal canal; HC-geo, geotropic horizontal canal; PC, posterior canal.
