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. Author manuscript; available in PMC: 2017 Feb 23.
Published in final edited form as: Gait Posture. 2016 Feb 22;46:26–29. doi: 10.1016/j.gaitpost.2016.02.009

Figure 1.

Figure 1

(A): mean values and standard errors of Strategy Index (SI) for PD H&Y 1–2 (mild group), OFF and ON, and PD H&Y 3–4 (severe group), OFF and ON. SI for controls is represented in the stripe behind. (B): mean values and standard errors of the root mean square of acceleration in antero-posterior direction (RMS AP) for PD H&Y 1–2 OFF and ON, and PD H&Y 3–4 OFF and ON. RMS AP for controls is represented in the stripe behind.