Prevalence of Painful Temporomandibular Disorders and Correlation to Lifestyle Factors among Adolescents in Norway

Table 5

Frequency of certain symptoms in the case group.

	Daily	Weekly	Seldom	Never
Headache	10%	35%	40%	15%
Locking	0%	17.5%	22.5%	60%
Tiredness of the face	7.5%	17.5%	25%	50%
Pain when opening wide and chewing	7.5%	45%	25%	22.5%
Difficulty opening wide	7.5%	10%	32.5%	50%
Clicking or popping	17.5%	22.5%	22.5%	37.5%
Crepitation	0%	5%	5%	90%