The study was performed on 137 patients in early stages of periodontitis with the pocket depths s
4 mm, who were randomized into three groups. Group 1 with 45 patients were treated by eliminate tartar without antibiotics
Group 2 with 42 patients were treated by eliminated tartar combined antibiotics
Group 3 with 46 patients were treated by antibiotics without eliminated tartar. Comparing the effectiveness of three treatments, the results showed that in Group 1, good level took up 45.4 percent
average 50 percent
and poor 4.6 percent. In Group 2, good level took up 49.2 percent
average 38.8 percent
and poor 12 percent, better than in Group 3 (average 15.6 percent and poor 84.4 percent) with p 0.001.