15 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
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
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
Chronic Hep B - How to screen for HCC
-q6 months ultrasounds
-Use of AFP has been found
sensitvity nad specificity ... AASLD diagnostic algorithm ... LiverNodule #Screening #Algorithm
The SALT Mass Casualty Triage Approach
 - SALT stands for “Sort, Assess, Lifesaving interventions, and Treatment
regarding sensitivity, specificity ... MassCasualty #Incident #Algorithm
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
Diagnostic algorithm ... ) was 0.80 and specificity ... #Differential #Algorithm
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - Algorithm ... have almost 100% specificity ... Insufficiency #Algorithm
Our approach to the diagnosis and initial management of patients with suspected HIT. Our approach is
and uncertain specificity ... Thrombocytopenia #Algorithm