Table 2.

Comparison of stiffness measurements as measured with shear wave elastography between the masseter muscle and temporalis muscle.

	Baseline Measurement, Median (IQR), KPa	First Measurement, Median (IQR), KPa	Second Measurement, Median (IQR), KPa
Masseter muscle	11.35 (9.7–12.65)	12.5 (11.1–13.25)	11.75 (9.95–12.6)
Temporalis muscle	10.1 (9.1–10.95)	10.3 (10.2–10.52)	10.2 (9.65–11.9)
Difference in medians	1.25	2.2	1.55
p-value	0.0001	0.0001	0.0033

Abbreviation: IQR, interquartile range.