Topics Covered

This focused Q-Bank & Flashcard database will prepare you for the most concepts be tested and applied on the USMLE Step 2 CK.    

     Hypothesis Testing
     Basics of Study Design
          Descriptive vs. Experimental
          Case controlled, Cohort, Cross-Over and Randomized Controlled Trials
     Types of Bias
     Nominal vs. Ordinal vs. Continuous Data
     Parametric vs. Nonparametric Statistical Tests
     How to Pick the Right Statistical Test
     Power Analysis
     Appropriate Interpretation & Application of a p-Value
     Appropriate Interpretation & Application of a 95% CI
     How to Quickly Calculate & Interpret:
          Relative Risk (RR)
          Absolute Risk Reduction (ARR)
          Number Needed to Treat (NNT)
          Odds Ratio (OR)
          Sensitivity & Specificity
          Positive & Negative Predictive Value (PPV; NPV)
     Correlation Coefficients (r)
     How to Use & Interpret Likelihood Ratios
     Pre- & Post-Test Probabilities