19 results
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
disease present Specificity ... Sensitivity) / Specificity ... Sensitivity vs Specificity ... = Rule OUT - Specificity ... Biostatistics #statistics
Urinalysis Testing - UTI Sensitivity and Specificity
 - Leukocyte esterase 
 - Nitrite 
 - WBCs
Sensitivity and Specificity ... #Sensitivity #Specificity ... #Laboratory #UTI
It's eye-opening to realize how many tests with reasonable-appearing sensitivity or specificity will end up being
sensitivity or specificity ... despite having a specificity ... #Diagnosis #Statistics ... #Sensitivity #Specificity ... #Graph
Tuberculous Pleural Effusions - Tests and Biomarkers
Age + fever + red blood cells + ADA -
sensitivity, high specificity ... sensitivity and specificity ... sensitivity and specificity ... sensitivity and specificity ... #Tuberculosis #Laboratory
This requires defining some general cutoff values for likelihood ratios.  These are admittedly arbitrary, but
between sensitivity/specificity ... #Diagnosis #Statistics ... #Sensitivity #Specificity ... #Relationship #Graph
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
Specificity is the ... #Sensitivity #Specificity ... NPV #Formulas #Statistics
Specificity Calculation - Probability that a test correctly identifies those without the disease (true negative rate)

Specificity
Specificity Calculation ... negative rate) Specificity ... TN / (FP + TN) Specificity ... = Rule IN #Specificity ... Biostatistics #statistics
1,3 Beta-D-Glucan and Galactomannan - Pathogens, and Testing Characteristics
1,3 ß-D-glucan:
 • Most fungi excluding mucor and
#Sensitivity #Specificity ... #Laboratory #InfectiousDiseases
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
sensitivity and specificity ... sensitivity and specificity ... Disease #Testing #Laboratory
Our approach to the diagnosis and initial management of patients with suspected HIT. Our approach is
results of HIT laboratory ... and uncertain specificity