3710 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
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix

Sensitivity refers to the test's ability to correctly
ConfusionMatrix #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 ... #Flail #Chest #PhysicalExam
Likelihood Ratios - Probability
Remember 2/5/10 and 15/30/45:
 • LR of 2 increases the probability by 15%
LRs #diagnosis #biostatistics
Aphasia - Pathophysiology and Clinical Findings
Broca's Aphasia - Expressive language impairment: non-Fluent
 - Sensory speech areas
Sensory speech areas ... function of Broca's Area ... of nearby motor areas ... of other nearby areas ... of Wernicke's Area
Pitting Edema on Physical Exam

Edema occurs when fluid that accumulates in tissues leads to swelling. When
applied to a swollen area ... the legs or arms are ... feels tight, the area ... Pitting #Edema #PhysicalExam
Trauma - Paradoxical Breathing in Flail Chest 
It occurs when multiple adjacent ribs are broken in
adjacent ribs are ... Video #Clinical #PhysicalExam
Spider Angioma on Physical Exam

Spider angiomas are an important physical finding of cirrhosis. The size and
Spider angiomas are ... What are the other ... Spider #Angioma #PhysicalExam