8 results
Acute Severe Ulcerative Colitis (ASUC) - IBD Algorithm

By Dr. Wade Billings @wabillin

#Acute #Severe #Ulcerative #Colitis #ASUC
Ulcerative Colitis (ASUC ... Ulcerative #Colitis #ASUC ... IBD #Algorithm #IBDAlgorithm
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
Important Biostatistics ... vs Specificity Mnemonic ... = Rule IN #Biostatistics ... calculations #diagnosis #mnemonic
Likelihood Ratios - Probability
Remember 2/5/10 and 15/30/45:
 • LR of 2 increases the probability by 15%
LRs #diagnosis #biostatistics ... probabilities #mnemonic
Receiver operating characteristic (ROC) curve

A receiver operating characteristic curve (ROC) curve displays how well a model
corner, and the AUC ... angle and the AUC ... characteristic #Curve #AUC ... #Area #Under #Biostatistics
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Specificity Calculation - Probability that a test correctly identifies those without the disease (true negative rate)

Specificity
#Specificity #Biostatistics ... calculations #diagnosis #mnemonic
Sensitivity Calculation - Probability that a test correctly identifies those with the disease (true positive rate)

Sensitivity
#sensitivity #Biostatistics ... calculations #diagnosis #mnemonic
Positive Predictive Value Calculation - Probability that someone with a positive test actually has the disease

Positive
PositivePredictiveValue #PPV #Biostatistics ... calculations #diagnosis #mnemonic
Negative Predictive Value Calculation - Probability that someone with a negative test truly does not have
NegativePredictiveValue #NPV #Biostatistics ... calculations #diagnosis #mnemonic