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.
Percentage change of stroke effects as functions of position (Group averages). A Reflex stiffness gain (GR), B Intrinsic stiffness gain (K), C Intrinsic viscous parameter (B). Error bars indicate ± 1 standard error. NP: Neutral Position (90°). The dotted lines reflect the mean percentage change over the range of motion.
