7 results
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
) / Specificity ... Sensitivity vs ... Biostatistics #statistics ... #specificity #PPV ... #NPV
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
Specificity is the ... #Specificity #PositivePredictiveValue ... #Calculation #Table ... #PPV #NPV #Formulas ... #Statistics #Matrix
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Characteristics Sensitivity ... , Specificity and ... Characteristics #Table ... #Sensitivity #Specificity ... LikelihoodRatio #Accuracy
Small Bowel Obstruction Testing Accuracy
#Diagnosis #SBO #Testing #Accuracy #Sensitivity #Specificity #KUB #AbdominalXRay #CT #POCUS #LikelihoodRatio #Comparison
Obstruction Testing Accuracy ... #SBO #Testing #Accuracy ... #Sensitivity #Specificity ... LikelihoodRatio #Comparison #Table
It's eye-opening to realize how many tests with reasonable-appearing sensitivity or specificity will end up being
or specificity ... or sensitivity ... #Diagnosis #Statistics ... #Test #Classification ... #Specificity #Graph
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
Diagnostic algorithm ... value of 0.0115, sensitivity ... for correct classification ... ) was 0.80 and specificity ... #Differential #Algorithm
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Sensitivity (rule ... Specificity (rule ... NPV: proportion ... Higher sensitivity ... error Validity (“accuracy