Periodontal illness perception: Effects of nonsurgical periodontal therapy in smokers and nonsmokers.

Nonsurgical periodontal treatment improved patients' perceptions of their disease and reduced emotional burden, but smokers showed different patterns of perception change compared with nonsmokers, suggesting smoking may influence how patients respond psychologically to therapy.

A plain-English summary of the study's own findings — we don't add our own claims or interpretation. Read the full paper for the complete methods and results, and apply your own clinical judgement.