Ankylosing Spondylitis and Posture Control: The Role of Visual Input

Figure 2

Structural parameters (MP and MD, left side) and global parameters (SP, FB1 along A-P and M-L directions, right side), for normal subjects (upper panels) and AS patients (lower panels) during eyes open (EO, white columns) and eyes closed (EC, black columns). Data are expressed as mean ± standard deviation. The asterisks represent significant difference ().

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