Table 3.

Wilkes classification for the right TMJ during the pre- and postoperative periods.

TMJ right Wilkes classification	Pre		Post		P value
	N	%	N	%
I	0	0.0	1	5.6	0.003
II	1	5.6	3	16.7
III	4	22.2	5	27.8
IV	5	27.8	7	38.9
V	8	44.4	2	11.1
Total	18	100.0	18	100.0

*Marginal homogeneity test for paired samples. Data are presented as n (%).