Table 2. Comparison of the overall microbial community structure using three nonparametric statistical methods.

Groups	MRPP	P-value	Adonis	P-value	ANOSIM	P-value
H vs R	0.511	0.252	0.036	0.209	0.011	0.294
H vs E	0.513	0.158	0.040	0.155	0.021	0.210
R vs E	0.520	0.302	0.032	0.263	0.008	0.326

(H, healthy control; R, reticular OLP; E, erosive OLP).