6 results
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
Important Biostatistics ... = Rule IN #Biostatistics ... #statistics #Epidemiology ... #Equations #calculations ... #PPV #NPV
Negative Predictive Value Calculation - Probability that someone with a negative test truly does not have
Predictive Value Calculation ... Negatives #NegativePredictiveValue ... #NPV #Biostatistics ... #statistics #Epidemiology ... #Equations #calculations
Specificity Calculation - Probability that a test correctly identifies those without the disease (true negative rate)

Specificity
Specificity Calculation ... TN / (FP + TN) Specificity ... #Biostatistics ... #statistics #Epidemiology ... #Equations #calculations
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
Specificity is the ... PositivePredictiveValue #NegativePredictiveValue ... #Calculation #Table ... #PPV #NPV #Formulas ... #Statistics #Matrix
Positive Predictive Value Calculation - Probability that someone with a positive test actually has the disease

Positive
Predictive Value Calculation ... PositivePredictiveValue #PPV ... #Biostatistics ... #statistics #Epidemiology ... #Equations #calculations
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Epidemiology and Biostatistics ... Specificity (rule ... FN) Higher specificity ... sensitivity -> higher NPV ... #formulas #calculations