Group 2; 10 patients with rheumatoid arthritis without chronic periodontitis.
Group 3; 10 patients with chronic periodontitis without rheumatoid arthritis
The participants were informed completely about the study aspects, and agreed to participate.
In our selected patients, we excluded those with a history of local and /or systemic antibiotic therapy within the last three months before the start of the study due to the likelihood of bacterial resistance expected in the micro flora of such individual (159). In addition, subjects who have had oral prophylaxis three months prior to the baseline examination were also avoided due to the increased proportion of coccid cells after scaling and root planning.(160). Furthering, smoking is a strong predictor of unsuccessful periodontal therapy and smokers have less favorable clinical response than nonsmokers (161). Also, patients with acute oral infection, faulty fixed or removable prosthesis causing mucosal inflammation, pregnancy or lactation also were excluded as may interfere with the study design or the accuracy of the