EBMcalc Statistics 23.3

EBMcalc Statistics is a widely recognized and comprehensive tool designed for evidence-based medical calculations and statistical analysis. Over the past two decades, it has received consistent acclaim, thorough reviews, and rigorous testing within the medical community.

Users should exercise caution and consult their healthcare professionals before making medical decisions based solely on the app’s content.

This application serves as a practical resource for healthcare professionals on the go, offering essential equations, statistical tools, and a suite of dose and unit converters directly accessible via an iPhone.

EBMcalc aims to simplify complex medical calculations integral to evidence-based practice.

Included equations encompass:

• Bayesian Statistics I & II
• Benefit Increase / Number Needed to Treat
• Chi Square Analysis
• Confidence Intervals for various proportions and ratios
• Survey data analysis
• Cost adjustment to Number Needed to Treat (NNT)
• Error rates derived from sensitivity, specificity, and prevalence
• Kappa statistics for inter-observer agreement (MultiCalc, Bennett’s, Cohen’s, Scott’s)
• Likelihood ratios and predictive values
• Post-test odds and probabilities derived from pre-test data and test characteristics
• Pre-test odds based on prevalence
• Disease or finding prevalence estimation from test data
• Risk increase and reduction calculations with corresponding NNH and NNT
• Test performance metrics including sensitivity, specificity, and accuracy indices
• Sample size estimations for surveys with and without population correction
• Ratios such as true/false positive and negative rates and Z score percentile conversions

The application also features various unit and dose converters, including:

• Basic measurement units
• Corticosteroid dosing calculations
• Energy, flow, pressure, temperature, time, volume, weight units
• SI unit conversions
• Standard drink equivalents
• Total thyroid medication dosing adjustments

Designed to support practitioners, educators, and learners in medicine, EBMcalc offers intuitive, reliable tools rooted in current literature to facilitate sound clinical decision-making.