11 results
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
true positives / disease ... present Specificity ... true negatives / disease ... Sensitivity vs ... Biostatistics #statistics
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
Sensitivity is the ... Specificity is the ... it has a narrow focus ... #Specificity #PositivePredictiveValue ... NPV #Formulas #Statistics
POCUS Stewardship
Right Indication - Right Interpretation -Right Integration
Indication → Pre-test Probability → Spectrum of Disease →
→ Spectrum of Disease ... → Sensitivity, ... Specificity → Likelihood ... & Specificity ... and specificity
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
test - High sensitivity ... and specificity ... Widely variable sensitivity ... and specificity ... Tests #Diagnosis #Workup
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
Diagnostic algorithm ... for the workup ... value of 0.0115, sensitivity ... ) was 0.80 and specificity ... #Differential #Algorithm
Lung POCUS for Diagnosis of CHF - Visual Abstract
What is the accuracy of combined Lung Ultrasound
Lung POCUS for Diagnosis ... a traditional work ... - 93.5 - Specificity ... - 85.0 - Specificity ... heart #failure #POCUS
This requires defining some general cutoff values for likelihood ratios.  These are admittedly arbitrary, but
boundaries to work ... relationship between sensitivity ... /specificity and ... #Diagnosis #Statistics ... #Sensitivity #Specificity
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Studies in Rheumatic Diseases ... testing has higher specificity ... test but lower sensitivity ... Arthritis #laboratory #workup
Celiac Disease - Diagnosis Algorithm
IgA TTG has high sensitivity and specificity of ~ 98% and is
Celiac Disease - ... Diagnosis Algorithm ... IgA TTG has high sensitivity ... and specificity ... gastroenterology #workup
Normal Lung Sliding in the case of Bullous Lung Disease

Patient presents with with Rt chest pain/dyspnea.
of Bullous Lung Disease ... patients showed 97.5% sensitivity ... and 100% specificity ... clinical #ultrasound #pocus