21 results
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
/ (1 – Specificity ... ) / Specificity ... Sensitivity vs ... : - Sensitivity ... Biostatistics #statistics
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
Sensitivity is the ... Specificity is the ... #Specificity #PositivePredictiveValue ... #NegativePredictiveValue ... NPV #Formulas #Statistics
The SALT Mass Casualty Triage Approach
 - SALT stands for “Sort, Assess, Lifesaving interventions, and Treatment
data regarding sensitivity ... , specificity, or ... MassCasualty #Incident #Algorithm
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
Diagnostic algorithm ... value of 0.0115, sensitivity ... ) was 0.80 and specificity ... Hypercalcemia #Workup #Differential ... #Algorithm
It's eye-opening to realize how many tests with reasonable-appearing sensitivity or specificity will end up being
reasonable-appearing sensitivity ... or specificity ... or sensitivity ... #Diagnosis #Statistics ... #Specificity #Graph
Chronic Hep B - How to screen for HCC
-q6 months ultrasounds
-Use of AFP has been found
lack adequate sensitvity ... nad specificity ... AASLD diagnostic algorithm ... LiverNodule #Screening #Algorithm
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
in HIV / AIDS - Differential ... 100%, specificity ... at 50–90%, but specificity ... 92% and specificity ... CNS #Infections #differential
Brugada Algorithm to differentiate wide QRS-complex tachycardia

Sensitivity 89%, Specificity 59.2%

#Brugada #Algorithm #widecomplex #tachycardia #cardiology
Brugada Algorithm ... to differentiate ... QRS-complex tachycardia Sensitivity ... 89%, Specificity ... 59.2% #Brugada #Algorithm
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - Algorithm ... have almost 100% specificity ... for AI (but low sensitivity ... Step 3) Differentiate ... Insufficiency #Algorithm
This requires defining some general cutoff values for likelihood ratios.  These are admittedly arbitrary, but
relationship between sensitivity ... /specificity and ... #Diagnosis #Statistics ... #Sensitivity #Specificity