13 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 ... #FalsePositive ... #Contingency #Table
Test Characteristics of Physical Exam, Imaging, and LRINEC 
Score for the Identification of Necrotizing Fasciitis (Sensitivity,
Test Characteristics ... (Sensitivity, Specificity ... LRINEC #Testing #Accuracy ... #Sensitivity #Specifiity
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Cholecystitis Diagnostic Test ... Sensitivity, Specificity ... Characteristics #Table ... #Sensitivity #Specificity ... LikelihoodRatio #Accuracy
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Used Diagnostic Tests ... reliable noninvasive test ... sensitivity and specificity ... sensitivity and specificity ... Diagnosis #Workup #Table
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
the screening test ... implies being able ... Specificity is the ... #Sensitivity #Specificity ... #Calculation #Table
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
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
disease who test ... then all negative tests ... Specificity (rule ... FN) Higher specificity ... error Validity (“accuracy
Causes of Inaccurate Fecal Occult Blood Test Results 

False Positive gFOBT:
Ingestion of nonhuman heme (eg, meat
Fecal Occult Blood Test ... Testing #Laboratory #FalsePositive ... #Differential #Accuracy
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Cancer Screening Tests ... Stool/blood-based tests ... sensitivity, 94% specificity ... Multitarget stool DNA test ... #comparison #table
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Testing Sensitivity Specificity ... 96% • Higher specificity ... the use of this test ... Fungal #Testing #FalsePositives