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diagnosis epidemiology calculations equations mnemonic sensitivity npv ppv formulas table calculation classification confusionmatrix contingency errors falsenegative falsepositive graph matrix strength
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
Specificity is the ... #Sensitivity #Specificity ... #PositivePredictiveValue ... #NegativePredictiveValue ... NPV #Formulas #Statistics
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 Important Biostatistics and Epidemiology Equations Sensitivity = TP / (TP + FN) = true positives / disease
Important Biostatistics ... disease present Specificity ... Sensitivity) / Specificity ... = Rule IN #Biostatistics ... #statistics #Epidemiology
Positive Predictive Value Calculation - Probability that someone with a positive test actually has the disease Positive
with a positive test ... Positives #PositivePredictiveValue ... #PPV #Biostatistics ... #statistics #Epidemiology
Negative Predictive Value Calculation - Probability that someone with a negative test truly does not have
with a negative test ... Negatives #NegativePredictiveValue ... #NPV #Biostatistics ... #statistics #Epidemiology
Specificity Calculation - Probability that a test correctly identifies those without the disease (true negative rate) Specificity
Specificity Calculation ... Probability that a test ... TN / (FP + TN) Specificity ... #Biostatistics ... #statistics #Epidemiology
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix Sensitivity refers to the test's ability to correctly
Sensitivity Specificity ... Specificity of a ... test is the proportion ... disease, who will test ... ConfusionMatrix #Biostatistics
TYPE I & TYPE II ERRORS SENSITIVITY & SPECIFICITY = SNOUT & SPIN Sensitive Tests that
SENSITIVITY & SPECIFICITY ... SPIN Sensitive Tests ... Disease Specific Tests ... Type2 #Errors #Biostatistics
Sensitivity Calculation - Probability that a test correctly identifies those with the disease (true positive rate) Sensitivity
Probability that a test ... #sensitivity #Biostatistics ... #statistics #Epidemiology
It's eye-opening to realize how many tests with reasonable-appearing sensitivity or specificity will end up being
realize how many tests ... sensitivity or specificity ... despite having a specificity ... #Diagnosis #Statistics ... #Sensitivity #Specificity
USMLE Epidemiology and Biostatistics Summary Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Epidemiology and Biostatistics ... disease who test ... Specificity (rule ... FN) Higher specificity ... #Epidemiology #Biostatistics
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