Ảnh hưởng của một số yếu tố nguy cơ đối với tình trạng viêm quanh răng mạn tính

Abstract

Objective: To determine the relation between risk factors such as tobacco smoking, age, sex and periodontitis in one Vietnamese group. Subject and method: It was case-control study that carried out in 113 subjects with the age of 20 to 75 included 75 periodontitis patients and 38 healthy periodontal status. Based on full mouth examination, clinical criteria were recorded and sub-gingival plaque samples were collected. PCR method was used to determine the present of the putative micro pathogens in samples. The result was analyzed by medical software. Result: There was the closed relation between the present of A. actinomycetemcomitans and smoking with OR (CI 95%) was 7.50. The result showed the relation between T. forsythensis, F. nucleatum và P. intermedia and smoking with OR (CI 95%) were 3.31, 2.37 and 2.17, respectively. The age over 35 years old had firmly relation with periodontitis (OR was 4.28 and p<0.01). Conclusion: The risk factor as smoking, age effect directly to micro flora in sub-gingival plaque that do effect the initiation and progression of periodontitis. Those factors could be considered markers for the serious of periodontitis and was using for prediction the outcome of treatment.