Evidence-Based Dentistry

Tools and Calculators

Diagnostic Test Calculator (Alan Schwartz, University of Illinois at Chicago, Department of Medical Education)
A variety of calculator modes are presented that allow users to calculate disease prevalence, test sensitivity/specificity, or positive and negative Likelihood Ratios. 2 x 2 tables and a nomogram are available for use.
Evidence-Based Medicine Toolkit (University of Alberta)
This is a collection of tools for identifying, assessing and applying relevant evidence for better health care decision-making. The appraisal tools are adapted from the Users' Guides series prepared by the Evidence Based Medicine Working Group and originally published in JAMA.
Likelihood Ratios (Centre for Evidence-Based Medicine)
How to calculate likelihood ratios.
Risk Reduction Calculator (Alan Schwartz, University of Illinois at Chicago, Department of Medical Education)
Calculate event rates and good/bad outcomes of new therapies.
SpPins and SnNouts (Centre for Evidence-Based Medicine)
Understanding sensitivity and specificity and other concepts related to SpPins and SnNouts.
Ovid and the Joanna Briggs Institute tools
Ovid and the Joanna Briggs Institute (JBI) provide you with leading evidence-based resources - making it easy for you to find evidence for use within your clinical decision making.