43 results
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix

Sensitivity refers to the test's ability to correctly
Sensitivity Specificity ... False-Negative Contingency Table ... Specificity of a ... #Contingency #Table ... ConfusionMatrix #Biostatistics
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Sensitivity, Specificity ... Cholecystitis #Testing ... Characteristics #Table ... #Sensitivity #Specificity
Ohle R et al. Clinical Examination for Acute Aortic Dissection: A Systematic Review and Meta-analysis. AEM
Clinical Examination ... Dissection #Aorta #Testing ... #Sensitivity #Specificity
Clinical Presentation and Diagnosis of Common Causes of Vaginitis

#Vaginitis #Differential #Diagnosis #Comparison #Table #Testing #Gynecology #OBGyn
Clinical Presentation ... Diagnosis #Comparison #Table ... #Testing #Gynecology
Abdominojugular (Hepatojugular) Reflux

Described by Pasteur in 1885 as a physical sign of TR. Still useful for
sensitivity and specificity ... Resource limited setting ... #PhysicalExam #Clinical
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
sensitivity and specificity ... sensitivity and specificity ... Celiac #Disease #Testing ... Diagnosis #Workup #Table
Small Bowel Obstruction Testing Accuracy
#Diagnosis #SBO #Testing #Accuracy #Sensitivity #Specificity #KUB #AbdominalXRay #CT #POCUS #LikelihoodRatio #Comparison
Bowel Obstruction Testing ... Diagnosis #SBO #Testing ... #Sensitivity #Specificity ... LikelihoodRatio #Comparison #Table
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
should be based on clinical ... at 50–90%, but specificity ... 80–90%, and a specificity ... of serum CrAg testing ... comparable to CSF testing
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Epidemiology and Biostatistics ... individual studies Clinical ... diseases, describe clinical ... Specificity (rule ... FN) Higher specificity
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Sensitivity & Specificity ... 96% - Higher specificity ... cut-offs defined in clinical ... Sensitivity & Specificity ... Frozen ice-pops (in setting