Built to support your appraisal of medical evidence—EBM Calculator is fast, clear, and easy to use
Built to support your appraisal of medical evidence—EBM Calculator is fast, clear, and easy to use.
Effect Size Calculator
• Used for studies that examine the effect of a therapy or exposure
• Calculate key measures for dichotomous outcomes:
◦ Absolute Risk Reduction (ARR)
◦ Number Needed to Treat (NNT)
◦ Risk Ratio (RR)
◦ Relative Risk Reduction (RRR)
◦ Odds Ratio (OR)
• Includes 95% Confidence Intervals for every metric
Diagnostic Test Calculator
• Used for studies that evaluate the accuracy of a diagnostic test
• Calculate core statistics:
◦ Sensitivity & Specificity
◦ Likelihood Ratios (LR+, LR–)
◦ Positive & Negative Predictive Values (PPV, NPV)
• Includes 95% Confidence Intervals for all measures
Post-Test Probability Calculator
• Used to estimate the likelihood of disease after a test result
• Input Sensitivity & Specificity or Likelihood Ratios
• Visualize probability changes with an interactive Fagan Nomogram
Save, Search & Share
• Save unlimited results for future reference
• Search, sort, and filter results to quickly find what matters
• Share results as a PNG—ideal for Messages, email, and clean formatting
• Export results as an .ebmc file to archive or send to other EBM Calculator users
• Tap an .ebmc file to import results back into EBM Calculator
Lessons
• Explore lessons in Evidence-Based Medicine (EBM)
• Reinforce core concepts in biostatistics and study design
• Search lessons by title or keyword
Guided Tutorials
• Step-by-step tutorials walk you through every major feature
• Access from the menu in each view or from Settings
iCloud Sync
• Saved results sync automatically across all your devices
Have questions, feedback, or suggestions?
Reach out to [email protected]
| # | Name | Price | Currency | Region |
|---|---|---|---|---|
| 1 | Item | ¥ 0 | CNY | 中国 |
