Table 3.

A comparison of clinical and MRI findings in the arthritis group and control group (Fisher’s exact test).

	Arthritis (n = 24)	Control (n = 26)	P value
TMJ pain*	13 (57)	0 (0)	<0.001
Trismus	5 (21)	0 (0)	0.020
ADD	18 (75)	7 (27)	0.002
Disc deformation	12 (50)	6 (23)	0.077
Effusion	14 (58)	7 (27)	0.044
Caput flattening	20 (83)	4 (15)	<0.001
Surface destructions	20 (83)	7 (27)	<0.001
Osteophytes	17 (71)	6 (23)	0.002
Caput edema	9 (38)	1 (4)	0.004

Values are given as n (%).

*One patient in the arthritis group lacked information about pain on palpation of the TMJ in the patient journal.

ADD, anterior disc displacement; MRI, magnetic resonance imaging; TMJ, temporomandibular joint.