176 results
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
Important Biostatistics ... Epidemiology Equations Sensitivity ... Specificity Sensitivity ... Mnemonic: - Sensitivity ... = Rule IN #Biostatistics
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
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Epidemiology and Biostatistics ... Sensitivity (rule ... PPV Higher sensitivity ... #Epidemiology #Biostatistics
An Overview on P-Values

"The widespread use of "statistical significance" (generally interpreted as "p <= 0.05") as
#PValues #BioStatistics
Urinalysis Testing - UTI Sensitivity and Specificity
 - Leukocyte esterase 
 - Nitrite 
 - WBCs
Testing - UTI Sensitivity ... Testing #Accuracy #Sensitivity
Ascites: Physical Exam Diagnostic Accuracy

Sensitivity and Specificity: Shifting Dullness, Bulging Flanks. Fluid Wave 

Source: Joseph D.
Diagnostic Accuracy Sensitivity ... Accuracy #Testing #Sensitivity
Northwestern Antibiotics Selection Guide

#Antibiotics #Selection #DecisionAid #Antibiogram #management #pharmacology #sensitivity #susceptibility
#pharmacology #sensitivity
Tuberculous Pleural Effusions - Tests and Biomarkers
Age + fever + red blood cells + ADA -
ADA - Very high sensitivity ... - Increase in sensitivity ... % + ADA - High sensitivity ... neutrophil ratio - High sensitivity
Likelihood Ratios - Probability
Remember 2/5/10 and 15/30/45:
 • LR of 2 increases the probability by 15%
LRs #diagnosis #biostatistics