the il-6 levels before initial preparation ( 23.2 +/- 14.4 units/ml ) were significantly higher ( p less than 0.001 ) than those after initial preparation ( 1.4 +/- 1.8 units/ml ) , but were not associated with either periodontal pocket depth or the extent of alveolar bone resorption in periodontitis .
C0031094
periodontal pocket
C0031099
periodontitis