title: Grading the evidence: the core of EBD.
abstract: Three different types of systematic experiments are powerful tools to evaluate whether the low-level evidence on cause and effect indeed translates into tangible outcomes in humans. The evidence pyramid forms the core of evidence-based dentistry that allows grading the evidence.
authors.affiliation: Department of Dental Public Health Sciences, University of Washington, Seattle, WA, USA.
authors.forename: Philippe
authors.initials: P
authors.lastname: Hujoel
mesh_terms: D003813:Dentistry; D019317:Evidence-Based Medicine / Q000379:methods; D006801:Humans