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.
Degrees of visual analogue scale (VAS) improvement and their changes according to the time duration after radiofrequency neurotomy
*p<0.05, compared with the degree of VASi at 7 days after radiofrequency neurotomy (paired t-test). VASi% : degree (%) of VAS score improvement comparing to the pre-VAS
