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. Author manuscript; available in PMC: 2019 Feb 1.
Published in final edited form as: Ultrasound Med Biol. 2017 Dec 1;44(2):321–331. doi: 10.1016/j.ultrasmedbio.2017.10.010

Figure 5.

Figure 5

Figure 5

Comparison of wave speeds between healthy subjects and patients at four locations. Surface wave speeds at (a) 100 Hz, (b) 150 Hz, (c) 200 Hz. The p-values were less than 0.0001 for all four locations and three frequencies between the patients and controls, respectively.