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Table 2 Chi-sauared test showed statistically significant association of infection of H. pylori and the alteration of OLP subtype (p < 0.005)

From: Helicobacter pylori infection is correlated with the incidence of erosive oral lichen planus and the alteration of the oral microbiome composition

OLP subtype (%)

OLP-

OLP+

p value

(n = 9)

(n = 21)

Reticular OLP (n = 16)

8 (88.9)

8 (38.1)

0.0041a

Erosive OLP (n = 14)

1 (11.1)

13 (61.9)

  1. aChi-square test