Malocclusion Complexity in Patients with Myofascial Pain with or without Mouth-Opening Limitation: A Case-Control Study

Table 1

Results of association between the presence of myofascial pain without or with mouth-opening limitation with gender, age, level of malocclusion complexity, depression, and bruxism. Chi-square test.

Variables	Group A	Group B	Group C
	% ()	% ()	% ()
Gender
Male	19.7% (15)	10% (2)	39.4% (91)	0.001
Female	80.3% (61)	90% (18)	60.6% (140)
Age
Q1	26.3% (20)	40% (8)	28.6% (66)	0.327
Q2	17.1% (13)	20% (4)	25.5% (59)
Q3	31.6% (24)	10% (2)	22.5% (52)
Q4	25% (19)	30% (6)	23.4% (54)
ICON
Easy	7.9% (6)	0% (0)	23.8% (55)	<0.001
Mild	15.8% (12)	10% (2)	20.3% (47)
Moderate	23.7% (18)	45% (9)	33.8% (78)
Difficult	32.9% (25)	25% (5)	18.2% (42)
Very difficult	19.7% (15)	20% (4)	3.9% (9)
Depression
No	40.8% (31)	10% (2)	63.2% (146)	<0.001
Moderate	43.4% (33)	45% (9)	30.7% (71)
Severe	15.8% (12)	45% (9)	6.1% (14)
Bruxism
No	39.5% (30)	55% (11)	52.8% (122)	0.117
Yes	60.5% (46)	45% (9)	47.2% (109)

Statistically significant.