Association between anti-Porphyromonas gingivalis or anti-α-enolase antibody and severity of periodontitis or rheumatoid arthritis (RA) disease activity in RA

Table 3 Correlation between titers of anti-P. gingivalis or anti-ENO1 antibody and clinical characteristics of RA

Antibody		DAS28	Duration of morning stiffness	ESR	RF titer	Anti-CCP titer
Anti-P. gingivalis	r	0.10	−0.01	0.16	0.08	0.08
Anti-P. gingivalis	p value	0.143	0.937	0.011	0.216	0.250
Anti-ENO1	r	0.17	0.02	0.21	0.13	0.17
Anti-ENO1	p value	0.009	0.793	0.001	0.052	0.015

P. gingivalis Porphyromonas gingivalis, ENO1 α-enolase, DAS28 disease activity score 28, ESR erythrocyte sedimentation rate, RF rheumatoid factor, CCP cyclic citrullinated peptide

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