242 results
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
negatives Positive Likelihood ... / (1 – Specificity ... ) Negative Likelihood ... ) / Specificity ... Sensitivity vs
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Characteristics Sensitivity ... , Specificity and ... Likelihood Ratios ... Characteristics #Table #Sensitivity ... #Specificity #LikelihoodRatio
POCUS Stewardship
Right Indication - Right Interpretation -Right Integration
Indication → Pre-test Probability → Spectrum of Disease →
, Specificity → ... Likelihood Ratio ... Step 4: Sensitivity ... & Specificity ... and specificity
Point of Care Ultrasound for Appendicitis - Visual Abstract

Can emergency physicians diagnose appendicitis with high specificity
appendicitis with high specificity ... pubmed/29760840 Sensitivity ... 42.8% Specificity ... VisualAbstract #Accuracy #Sensitivity ... #Specificity #Likelihood
This requires defining some general cutoff values for likelihood ratios.  These are admittedly arbitrary, but
cutoff values for likelihood ... relationship between sensitivity ... /specificity and ... likelihood ratios ... #Specificity #LikelihoodRatios
Test Characteristics of Physical Exam, Imaging, and LRINEC 
Score for the Identification of Necrotizing Fasciitis (Sensitivity,
Necrotizing Fasciitis (Sensitivity ... , Specificity %) ... #PhysicalExam #Sensitivity ... #Specifiity #Diagnosis
Urinalysis Testing - UTI Sensitivity and Specificity
 - Leukocyte esterase 
 - Nitrite 
 - WBCs
Testing - UTI Sensitivity ... and Specificity ... Testing #Accuracy #Sensitivity ... #Specificity #Laboratory
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix

Sensitivity refers to the test's ability to correctly
Sensitivity Specificity ... confusion matrix Sensitivity ... the condition Specificity ... Specificity of a ... #Sensitivity #Specificity
Tuberculous Pleural Effusions - Tests and Biomarkers
Age + fever + red blood cells + ADA -
ADA - Very high sensitivity ... , high specificity ... and specificity ... and specificity ... and specificity
Ascites: Physical Exam Diagnostic Accuracy

Sensitivity and Specificity: Shifting Dullness, Bulging Flanks. Fluid Wave 

Source: Joseph D.
Diagnostic Accuracy Sensitivity ... and Specificity ... Accuracy #Testing #Sensitivity ... #Specificity #FluidWave