Table 4. Comparison of the alterations of muscle activation between SIJ patients and controls related to moderate and maximum tension.

	ΔRMSmoderate tension			ΔRMSmaximum tension
	SIJ patients	controls	p	SIJ patients	controls	p
Muscle
Biceps femoris	8.9±19.0	3.5±15.6	0.505	10.5±23.9	0.1±21.0	0.170
Gluteus maximus	14.8±26.7	13.8±38.7	0.675	27.5±45.7	10.6±49.2	0.473
Rectus femoris	-19.5±16.4	2.9±27.0	0.023	11.5±62.1	1.8±34.0	0.484
Medial vastus	-14.1±20.7	5.3±17.9	0.660	-14.4±15.2	7.2±34.6	0.740