Table 2. Comparison of piriform muscle thickness within and between groups.

		SFCO	SFCU	MET
Thickness (cm)	Pre	1.38 ± 0.42	1.51 ± 0.37	1.64 ± 0.30
	Post	1.18 ± 0.44	1.33 ± 0.39	1.44 ± 0.29
	Change	0.20 ± 0.13*	0.17 ± 0.11*	0.19 ± 0.15*

Values are presented as mean ± SD. *p<0.05