Fig. 2From: Altered postural timing and abnormally low use of proprioception in lumbar spinal stenosis pre- and post- surgical decompressionTransfer functions. Mean and standard error of GAIN (AI – CI) and PHASE (AII – CII) behavior as a function of frequency for eyes-open (eo) and eyes-closed (ec) condition (A), for 0.5° and 1° rotational amplitude (B) and body segments (C) in healthy control subjects, patients before (pre) and after (post) surgery. Significant differences between healthy control subjects and patients before (pre) surgery are indicated with an asteriskBack to article page