325 results
"Imagine you're running airport security, screening passengers (tests) to catch dangerous items (diseases). Now meet your
airport security, screening ... Sensitivity and Specificity ... Specificity, on ... High specificity ... #medicine #specificity
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 ... FN) Higher specificity ... 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 ... the condition Specificity ... Specificity of a
The test characteristics of the heterophile antibody (AKA the monospot test) are not perfect and can
can lead to both false ... positive and false ... #Sensitivity #Specificity
Test Characteristics of Physical Exam, Imaging, and LRINEC 
Score for the Identification of Necrotizing Fasciitis (Sensitivity,
(Sensitivity, Specificity ... #Sensitivity #Specifiity
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 ... than 85%, with a specificity ... , and a higher specificity ... ObstructiveSleepApnea #Screening
1,3 Beta-D-Glucan and Galactomannan - Pathogens, and Testing Characteristics
1,3 ß-D-glucan:
 • Most fungi excluding mucor and
and pneumocystis False ... other fungi • False ... #Sensitivity #Specificity
Fernando SM et al. Prognostic Accuracy of the Quick Sequential Organ Failure Assessment for Mortality in
#qSOFA #SIRS #Screening ... #Sensitivity #Specificity
What is Fecal Occult Blood Testing (FOBT)
 • Screening for colorectal cancer in average risk population
Testing (FOBT) • Screening ... as first line screening ... • Recommended screening ... evaluation • False ... cauliflower, ETOH • False
A decision aid for people considering lung cancer screening with low-dose computed tomography
 
The USPSTF recommends
considering lung cancer screening ... recommends lung cancer screening ... HARM: A false ... 356 will have a false ... people with a false