103 results
"Imagine you're running airport security, screening passengers (tests) to catch dangerous items (diseases). Now meet your
airport security, screening ... and Specificity ... Sensitivity is your ... Specificity, on ... #sensitivity
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Sensitivity (rule ... out – screening ... Specificity (rule ... null when it’s false ... when it is indeed false
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix

Sensitivity refers to the test's ability to correctly
Sensitivity Specificity ... False-Positive ... False-Negative Contingency ... confusion matrix Sensitivity ... #Sensitivity #Specificity
Test Characteristics of Physical Exam, Imaging, and LRINEC 
Score for the Identification of Necrotizing Fasciitis (Sensitivity,
Necrotizing Fasciitis (Sensitivity ... , Specificity %) ... #PhysicalExam #Sensitivity ... #Specifiity #Diagnosis
The test characteristics of the heterophile antibody (AKA the monospot test) are not perfect and can
can lead to both false ... positive and false ... Serologies #Titers #Sensitivity ... #Specificity
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
/ (1 – Specificity ... ) / Specificity ... Sensitivity vs ... : - Sensitivity ... #specificity #PPV
Urinalysis Testing - UTI Sensitivity and Specificity
 - Leukocyte esterase 
 - Nitrite 
 - WBCs
Testing - UTI Sensitivity ... and Specificity ... Testing #Accuracy #Sensitivity ... #Specificity #Laboratory
Fernando SM et al. Prognostic Accuracy of the Quick Sequential Organ Failure Assessment for Mortality in
#qSOFA #SIRS #Screening ... #Sepsis #Sensitivity ... #Specificity #Metaanalysis
There are several screening questionnaires for OSA, although the accuracy of many of them is limited.4,6,7,24
There are several screening ... is a validated screening ... Figure 1).27 Its sensitivity ... than 85%, with a specificity ... , and a higher specificity
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
Sensitivity is the ... diseased by the screening ... Specificity is the ... scores on the screening ... #Specificity #PositivePredictiveValue