230 results
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
Important Biostatistics ... Epidemiology Equations Sensitivity ... absent Positive Predictive ... positives Negative Predictive ... = Rule IN #Biostatistics
COMPARISON OF PREDICTION TOOLS FOR PREDICTING TBI IN PEDIATRIC PATIENTS
 - PECARN 
 - CHALICE
COMPARISON OF PREDICTION ... TOOLS FOR PREDICTING ... CHALICE #CATCH #TBI #Sensitivity
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix

Sensitivity refers to the test's ability to correctly
Sensitivity Specificity ... confusion matrix Sensitivity ... #Sensitivity #Specificity ... ConfusionMatrix #Biostatistics
TYPE I & TYPE II ERRORS 

SENSITIVITY & SPECIFICITY = SNOUT & SPIN 
Sensitive Tests that
II ERRORS SENSITIVITY ... Type2 #Errors #Biostatistics
Biliary POCUS for Cholecystectomy - Visual Abstract
What is the predictive value of biliary POCUS in terms
Abstract What is the predictive ... - Sensitivity -
What's in a Blood Gas? VBG vs ABG

BOTTOM LINE: VBG is less painful, more easily obtained
45mmHg has a 100% sensitivity ... & 100% NPV in predicting
Positive Predictive Value Calculation - Probability that someone with a positive test actually has the disease

Positive
Positive Predictive ... disease Positive Predictive ... FP) Positive Predictive ... PositivePredictiveValue #PPV #Biostatistics
Negative Predictive Value Calculation - Probability that someone with a negative test truly does not have
Negative Predictive ... disease Negative Predictive ... TN) Negative Predictive ... NegativePredictiveValue #NPV #Biostatistics
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
test - High sensitivity ... Widely variable sensitivity ... antibodies - Sensitivity ... High negative predictive
Predicting a Difficult Airway
Prior to attempting intubation one should assess the airway. 
3-3-2 rule indicates normal
Predicting a Difficult ... Difficult #Airway #Prediction