Table 5.

Correlation test for lichen presentation form

	Gender	Age	Reticular Lichen	Amalgam	Gold	Non-precious metal	Composite	Ceramic	Thornhill Amalgam	Thornhill Metal
Correlation coefficient	0.24*	0.01	0.38*	0.02	− 0.27*	− 0.06	0.22*	− 0.06	− 0.03	0.05
p value	< 0.01	0.86	< 0.01	0.79	< 0.01	0.51	0.01	0.50	0.82	0.16

*Means statistical significant difference