Demystifying the S3 guidelines: what do they actually mean?

Recent guidelines have been developed by the European Federation of Periodontology (EFP) and adoloped by the British Society of Periodontology to provide evidence-based guidance for clinicians in the UK to deliver periodontal therapy. To ensure the guidelines are as robust as possible the process of development is carefully structured. This article explores the background behind S3-level guidance for the treatment of periodontitis. CPD/Clinical Relevance: Understanding the process behind guideline formulation allows clinicians to apply them appropriately and confidently within their clinical practice.