Table 2.

Mean volumetric measurements in patients and controls.

Group		N	Mean (mm3)	S.D.	P
Muscle Temporal	Patients	48	29883,396	7598,9665	0,139
	Controls	21	32904,310	7951,6208
Muscle Masseter	Patients	48	21922,542	5575,8893	0.02
	Controls	21	26792,810	6342,0383
Condyle	Patients	48	1077,563	352,7240	0,096
	Controls	21	1238,381	388,9481

Significant difference between groups at P < .005.