. 2015 Oct 20;73(1):19–26. doi: 10.1016/S1808-8694(15)31117-4

Table 5.

TMJD occurrence evaluation by the Helkimo's index according to group.

Group
TMJD by the Helkimo's index	With rheumatoid arthritis		Without rheumatoid arthritis		Whole total		p value
	n	%	N	%	n	%
Yes	69	98,6	8	80,0	77	96,3	p(1) = 0,0398^*
No	1	1,4	2	20,0	3	3,8
TOTAL	70	100,0	10	100,0	80	100,0

(1) - by means of the Fisher's Exact test.

^(*)

Significant difference at the 5.0% level.