11 results
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
and Epidemiology Equations ... Biostatistics #statistics ... #Epidemiology #Equations
Catheter Sizes - French vs Gauge

- Dr. Rishi Kumar @rishikumarmd

#Catheter #Sizes #French #Gauge #comparison #graph #sizing
French #Gauge #comparison ... #graph #sizing
The graph illustrates the differences in the onset and duration of action for various types of
The graph illustrates ... Peaks #Timeline #Graph ... #Comparison #Pharmacology
Specificity Calculation - Probability that a test correctly identifies those without the disease (true negative rate)

Specificity
Biostatistics #statistics ... #Epidemiology #Equations
Sensitivity Calculation - Probability that a test correctly identifies those with the disease (true positive rate)

Sensitivity
Biostatistics #statistics ... #Epidemiology #Equations
Positive Predictive Value Calculation - Probability that someone with a positive test actually has the disease

Positive
Biostatistics #statistics ... #Epidemiology #Equations
Negative Predictive Value Calculation - Probability that someone with a negative test truly does not have
Biostatistics #statistics ... #Epidemiology #Equations
Work Shifting - Mechanical Ventilation
Why the new term:
Synchrony issues, by definition, have to do with timing.
See next page graph ... work from the equation
This requires defining some general cutoff values for likelihood ratios.  These are admittedly arbitrary, but
#Diagnosis #Statistics ... #Relationship #Graph
It's eye-opening to realize how many tests with reasonable-appearing sensitivity or specificity will end up being
#Diagnosis #Statistics ... #Specificity #Graph