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. Author manuscript; available in PMC: 2012 Jul 10.
Published in final edited form as: IEEE Trans Neural Syst Rehabil Eng. 2009 Mar 16;17(2):146–155. doi: 10.1109/TNSRE.2009.2017805

Figure 6. Visual Analog Scale Perceptual Results.

Figure 6

The results of the visual analog scale assessment are shown graphically, separated by speech task (“Sentences” and “Spontaneous”). Blue circles indicate average visual analog scale scores with error bars extending +/− one standard deviation. On this scale, normal natural speech is located at 0.