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.
Mean residual pressure from all subjects at a mean 101 cc rectal distention volume along the anterior and posterior half of the anal canal every 4 millimeters. The residual pressure in the anterior and posterior vectors is at 0.9 cm from the anal verge. This corresponds to the EAS and indicates this sphincter provides anal canal pressure during the residual pressure phase of the RAIR.
