Efficacy of the LED Red Light Therapy in the Treatment of Temporomandibular Disorders: Double Blind Randomized Controlled Trial

Table 1

Showing demographic features of patients in both groups.

Parameter		Group A	Group B	P value
Gender	Female	18 (72%)	22 (88%)
	Male	7 (28%)	3 (12%)
Age	Mean	21.8	19.5	0.0001
Psychological distress		100%	90 %
Duration of the symptoms in years (average)		1.4	1	0.6868
Previous Treatment		60%	20%
Degree of pain before starting treatment (mean)		7.2	5.56	0.0066
Habit history		60%	40%
Presence of clicking		80%	80%

: pain measured by a scale from zero to 10, where zero represents the lowest pain value and 10 the highest.