Exam (elaborations)
USMLE Step 3 Biostats_ Formulas
- Course
- Institution
2 x 2 table - Top vs Side: Disease vs Exposure Reality vs Test Result A,B,C,D (Left to Right, Top to Bottom) Sensitivity - A/(A+C) or TP/(TP+FN) Specificity - D/(D+B) or TN/(TN+FP) PPV - A/(A+B) or TP/ (TP+FP) NPV - D/(D+C) or TN/ (TN+FN) Relative Risk - A/(A+B) / C/(C+D) Use in Cohort...
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