Sanz · Journal of clinical periodontology 2018 · Consensus report and practice guideline · n=?

Scientific evidence on the links between periodontal diseases and diabetes: Consensus report and guidelines of the joint workshop on periodontal diseases and diabetes by the International Diabetes Federation and the European Federation of Periodontology.

Cited 712 times in the scientific literature.

Level 5 - mechanism / opinion, no new human data

Consensus report and clinical practice guideline summarizing existing evidence.

PubMed 29280174 · doi:10.1111/jcpe.12808 · record verified 2026-08-28

What was done

An expert joint consensus workshop convened by the International Diabetes Federation and the European Federation of Periodontology reviewed the epidemiological, mechanistic, and clinical trial evidence connecting periodontal diseases and diabetes. The panel updated evidence regarding bidirectional associations and assessed the effect of periodontal therapy on metabolic control (glycated hemoglobin, HbA1C) to produce clinical consensus guidelines.

What was found

Periodontitis was linked to increased risks of dysglycemia, insulin resistance, and incident type 2 diabetes. Cohort studies showed significantly higher HbA1C in diabetic patients with periodontitis compared to periodontally healthy controls. Mechanistic pathways involved elevations in interleukin (IL)-1-β, tumor necrosis factor-α, IL-6, receptor activator of nuclear factor-kappa B ligand/osteoprotegerin (RANKL/OPG) ratio, oxidative stress, and Toll-like receptor (TLR) 2/4 expression. Periodontal therapy was associated with an HbA1C reduction of 0.27% to 0.48% at 3 months.

Why it matters

This report establishes formal interprofessional comanagement recommendations between physicians and dental teams, confirming modest short-term glycemic benefits from periodontal intervention.

Limits

The abstract reports no study counts or sample sizes and omits specific numerical risk estimates for diabetes incidence. Evidence for long-term glycemic control beyond 3 months remains inconclusive, and data regarding type 1 diabetes are insufficient.

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