2907 results
TYPE I & TYPE II ERRORS 

SENSITIVITY & SPECIFICITY = SNOUT & SPIN 
Sensitive Tests that
Sensitive Tests that are ... Specific Tests that are ... Type2 #Errors #Biostatistics
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
Important Biostatistics ... = Rule IN #Biostatistics
An Overview on P-Values

"The widespread use of "statistical significance" (generally interpreted as "p <= 0.05") as
#PValues #BioStatistics
Flail Chest on Physical Exam
Flail chest after 3 or more ribs are broken in 2 areas
3 or more ribs are ... broken in 2 areas ... clinical #video #Pulmonary
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Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix

Sensitivity refers to the test's ability to correctly
ConfusionMatrix #Biostatistics
Likelihood Ratios - Probability
Remember 2/5/10 and 15/30/45:
 • LR of 2 increases the probability by 15%
LRs #diagnosis #biostatistics
Ground Glass Opacities on Lung CT - Pathophysiology
Ground glass opacity lung is denser (whiter) than normal
vessels within the area ... Unfortunately, there are ... other findings are ... Opacities #Lung #pulmonary
Acute Pulmonary Embolism - Labeled POCUS Findings 

This patient presented with a-fib and shortness of breath.
Acute Pulmonary ... sub-massive or massive pulmonary ... clot-in-transit are ... Strain #AcutePE #Pulmonary
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ECG changes in Pulmonary Embolism
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Sinus tachycardia 
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Complete or incomplete RBBB 
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ECG changes in Pulmonary ... enlargement (P pulmonale ... - #Pulmonary
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
focal rounded area ... organizing pneumonia, Pulmonary ... Differential #Diagnosis #pulmonary