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Figure 5 | BMC Musculoskeletal Disorders

Figure 5

From: A pilot study using Tissue Velocity Ultrasound Imaging (TVI) to assess muscle activity pattern in patients with chronic trapezius myalgia

Figure 5

Clustering the subjects according to distribution in the score plot. Subjects have been clustered according to the projection onto the score plot to describe what variable profile characterizing each cluster and hence the separating variables. The controls are coloured red and the TM patients black. The ellipsis captures the TM-dominating group while the rectangle captures the Healthy control-dominating group.

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