Figure 2

Distribution of oral diseases in patients with OA and RA. (A) Gingivitis and periodontitis were significantly higher in the OA and RA patient groups than in the normal controls; halitosis was significantly higher in the OA patient group, and xerostomia was significantly higher in the RA patient group than in the other groups. (B) Halitosis was significantly higher in patients with snRA than in those with spRA. OA: osteoarthritis, RA: rheumatoid arthritis, snRA: seronegative RA, spRA: seropositive RA.