Effect of smoking on salivary composition and periodontal status.

Background: The purpose of this study was to evaluate and compare the effect of smoking on the periodontal status and salivary composition of whole saliva in subjects with clinically healthy periodontium and chronic periodontitis.

Materials And Methods: The study comprised of 400 subjects equally divided into four groups of non-smokers with clinically healthy periodontium, smokers with clinically healthy periodontium, non-smokers with chronic periodontitis and smokers with chronic periodontitis. Clinical measurements and non-stimulated whole saliva were obtained.