Table 1.

Characteristics of clinical data between OLP and control group

Variables	OLP	Control	P-value
	(n = 177)	(n = 207)
Mean age, year	49.20 ± 14.14	48.47 ± 10.88	0.569
< 45	61 (34.46)	86 (41.55)	0.155
≥ 45	116 (65.54)	121 (58.45)
Gender
Male (%)	49 (27.68)	74 (35.75)	0.091
Female (%)	128 (72.32)	133 (64.25)
Alcohol
Heavy	11 (6.21)	2 (0.97)	0.005
Non Heavy	166 (93.79)	205 (99.03)
Oral hygiene
Good	131 (74.01)	119 (57.49)	0.001
Poor	46 (25.99)	88 (42.51)

Abbreviation: OLP oral lichen planus