15 results
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
Specificity is the ... #Sensitivity #Specificity ... #PositivePredictiveValue ... NPV #Formulas #Statistics
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
disease present Specificity ... Sensitivity) / Specificity ... Sensitivity vs Specificity ... = Rule OUT - Specificity ... Biostatistics #statistics
Test Characteristics of Physical Exam, Imaging, and LRINEC 
Score for the Identification of Necrotizing Fasciitis (Sensitivity,
(Sensitivity, Specificity ... Testing #Accuracy #PhysicalExam ... #Sensitivity #Specifiity
Positive Predictive Value Calculation - Probability that someone with a positive test actually has the disease

Positive
Positives #PositivePredictiveValue ... Biostatistics #statistics
Ascites: Physical Exam Diagnostic Accuracy

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

Source: Joseph D.
Sensitivity and Specificity ... #Diagnosis #PhysicalExam ... #Sensitivity #Specificity
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 ... = Rule IN #Specificity ... Biostatistics #statistics
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Sensitivity, Specificity ... #Sensitivity #Specificity ... LikelihoodRatio #Accuracy #PhysicalExam
Abdominojugular (Hepatojugular) Reflux

Described by Pasteur in 1885 as a physical sign of TR. Still useful for
sensitivity and specificity ... Hepatojugular #Reflux #PhysicalExam
Positive Anterior drawer test video

Test for ACL integrity. Knee at 90 degree pulling tibia forward. (+)
Test has >95% specificity ... #Video #Knee #PhysicalExam
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Sensitivity 92%, Specificity ... Testing #Stroke #physicalexam