Periodontitis and all-cause mortality in 60- and 66-year-old individuals: a 23-year prospective cohort study.

Researchers followed 340 Swedish adults aged 60–66 for 23 years and found that those with moderate-to-severe periodontitis at baseline had a significantly higher risk of death from any cause during follow-up.

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.