InfoRetriever is now Essential Evidence Plus!
Features
Resources & Tools
The only database system of filtered, synopsized, evidence-based information, this integrated search engine allows you to simultaneously search, via keyword, multiple databases:
Sample Decision Support Calculator
Decision Support Calculators
Essential Evidence Plus offers 300+ Decision Support Calculators. Based on the results of valid and relevant studies, these calculators support the clinical decision making of healthcare professionals by offering risk and probability assessments. These rules and calculators are specifically designed to help estimate the likelihood of a diagnosis, calculate a patient’s risk for disease, estimate a prognosis, or calculate a drug dose.
Example of Use: The Decision Support Calculators can help evaluate patients with ankle sprains, estimate the risk of stroke in patients with atrial fibrillation, assist in determining doses of drugs like warfarin, and aid diagnosis in hundreds of other clinical scenarios.




