9 results
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
Sensitivity is the ... diseased by the screening ... scores on the screening ... PositivePredictiveValue #NegativePredictiveValue ... #Calculation #Table
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Characteristics Sensitivity ... Cholecystitis #Testing ... Characteristics #Table ... #Sensitivity #Specificity ... LikelihoodRatio #Accuracy
There are several screening questionnaires for OSA, although the accuracy of many of them is limited.4,6,7,24
There are several screening ... , although the accuracy ... is a validated screening ... Figure 1).27 Its sensitivity ... the primary care setting
Small Bowel Obstruction Testing Accuracy
#Diagnosis #SBO #Testing #Accuracy #Sensitivity #Specificity #KUB #AbdominalXRay #CT #POCUS #LikelihoodRatio #Comparison
Bowel Obstruction Testing ... Accuracy #Diagnosis ... #SBO #Testing # ... Accuracy #Sensitivity ... LikelihoodRatio #Comparison #Table
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
and first-level screening ... test - High sensitivity ... Widely variable sensitivity ... Celiac #Disease #Testing ... Diagnosis #Workup #Table
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - Algorithm ... Step 1) Screening ... for AI (but low sensitivity ... require Cosyntropin testing ... Insufficiency #Algorithm
ACA Colorectal Cancer Screening Guidelines

When to Screen?
When to Stop?
Family History

Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based
Colorectal Cancer Screening ... Colorectal Cancer Screening ... Cancer #colon #Screening ... Tests #comparison #table ... gastroenterology #CRC #Testing
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Colorectal Cancer Screening ... DNA test: 92% sensitivity ... Cancer #colon #Screening ... Tests #comparison #table ... gastroenterology #CRC #Testing
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Sensitivity (rule ... out – screening ... PPV Higher sensitivity ... probability of getting ... error Validity (“accuracy