68 results
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix

Sensitivity refers to the test's ability to correctly
False-Negative Contingency ... FalseNegative #Contingency ... ConfusionMatrix #Biostatistics
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
Important Biostatistics ... = Rule IN #Biostatistics ... #specificity #PPV ... #NPV
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Epidemiology and Biostatistics ... PPV: proportion ... prevalence is low, then PPV ... specificity -> higher PPV ... #Epidemiology #Biostatistics
Causes of Vertigo - Differential Diagnosis Algorithm
#Diagnosis #Neurology #Dizziness #Peripheral #Central #Algorithm #BPPV #Differential #Ddxof
Causes of Vertigo ... Central #Algorithm #BPPV
Causes of Enuresis - Differential Diagnosis Algorithm
Primary Nocturnal Enuresis (Urinary Control Never Achieved)
 • Delayed Maturation
Causes of Enuresis ... Flag) (>6 Month Continence ... Diagnosis #Algorithm #Causes
Causes of Post-Partum Fever - Differential Diagnosis Algorithm
6 W's for causes of PPF
 - Wind: pneumonia,
Causes of Post-Partum ... Algorithm 6 W's for causes ... of PPF - Wind ... PostPartum #Fever #PPF ... Diagnosis #Algorithm #Causes
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged ... #Prolonged #PPT ... Diagnosis #Algorithm #Causes
Arterial Lines & Waveforms
Arterial lines permit continuous invasive blood pressure measurement, frequent arterial blood sampling, and
PRESSURE VARIATION (PPV ... Pressure Variation (PPV ... intrathoracic pressure and causes ... volume (increased PPV
Causes of Nausea and Vomiting - Differential Diagnosis Framework

Chemoreceptor Trigger Zone/Area Postrema:
 • Drugs:
	- Chemo agents
	-
Causes of Nausea ... Labyrinthitis • BPPV ... Malignancy #nausea ... differential #diagnosis #causes
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Causes of Vitamin ... : Medications (PPI ... differential #diagnosis #causes