4 results
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
and Epidemiology Equations ... Mnemonic: - ... #calculations # ... diagnosis #mnemonic ... #PPV #NPV
Specificity Calculation - Probability that a test correctly identifies those without the disease (true negative rate)

Specificity
Specificity Calculation ... TN / (FP + TN) Specificity ... #Epidemiology #Equations ... #calculations # ... diagnosis #mnemonic
Positive Predictive Value Calculation - Probability that someone with a positive test actually has the disease

Positive
Predictive Value Calculation ... PositivePredictiveValue #PPV ... #Epidemiology #Equations ... #calculations # ... diagnosis #mnemonic
Negative Predictive Value Calculation - Probability that someone with a negative test truly does not have
Predictive Value Calculation ... NegativePredictiveValue #NPV ... #Epidemiology #Equations ... #calculations # ... diagnosis #mnemonic