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. Author manuscript; available in PMC: 2018 May 1.
Published in final edited form as: J Stroke Cerebrovasc Dis. 2016 Nov 29;26(5):952–961. doi: 10.1016/j.jstrokecerebrovasdis.2016.11.001

Figure 5.

Figure 5

Eigenvectors of pharyngeal swallowing mechanics associated with penetration-aspiration (PEN-ASP) in stroke subjects compared within normal limits (WNL) in stroke patients. Reductions in hyoid movement, tongue base retraction, and pharyngeal shortening are associated with penetration-aspiration mechanics within in this sample of stroke subjects.