18 results
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
/ (1 – Specificity ... ) / Specificity ... Sensitivity vs ... Biostatistics #statistics ... Epidemiology #Equations #calculations
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
Specificity is the ... #Specificity #PositivePredictiveValue ... #NegativePredictiveValue ... #Calculation #Table ... NPV #Formulas #Statistics
Specificity Calculation - Probability that a test correctly identifies those without the disease (true negative rate)

Specificity
Specificity Calculation ... negative rate) Specificity ... TN / (FP + TN) Specificity ... Biostatistics #statistics ... Epidemiology #Equations #calculations
Negative Predictive Value Calculation - Probability that someone with a negative test truly does not have
Predictive Value Calculation ... Negatives #NegativePredictiveValue ... Biostatistics #statistics ... Epidemiology #Equations #calculations
Sensitivity Calculation - Probability that a test correctly identifies those with the disease (true positive rate)

Sensitivity
Sensitivity Calculation ... positive rate) Sensitivity ... TP / (TP + FN) Sensitivity ... Biostatistics #statistics ... Epidemiology #Equations #calculations
The SALT Mass Casualty Triage Approach
 - SALT stands for “Sort, Assess, Lifesaving interventions, and Treatment
data regarding sensitivity ... , specificity, or ... MassCasualty #Incident #Algorithm
It's eye-opening to realize how many tests with reasonable-appearing sensitivity or specificity will end up being
reasonable-appearing sensitivity ... or specificity ... or sensitivity ... #Diagnosis #Statistics ... #Specificity #Graph
Chronic Hep B - How to screen for HCC
-q6 months ultrasounds
-Use of AFP has been found
lack adequate sensitvity ... nad specificity ... AASLD diagnostic algorithm ... LiverNodule #Screening #Algorithm
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
Diagnostic algorithm ... value of 0.0115, sensitivity ... ) was 0.80 and specificity ... #Differential #Algorithm
This requires defining some general cutoff values for likelihood ratios.  These are admittedly arbitrary, but
relationship between sensitivity ... /specificity and ... #Diagnosis #Statistics ... #Sensitivity #Specificity