31 results
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
and Epidemiology Equations ... Biostatistics #statistics ... #Epidemiology #Equations ... #specificity #PPV ... #NPV
Positive Predictive Value Calculation - Probability that someone with a positive test actually has the disease

Positive
PositivePredictiveValue #PPV ... Biostatistics #statistics ... #Epidemiology #Equations
Negative Predictive Value Calculation - Probability that someone with a negative test truly does not have
NegativePredictiveValue #NPV ... Biostatistics #statistics ... #Epidemiology #Equations
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
of alveolar gas equation ... average settings • Causes ... of alveolar gas equation ... • Causes: Decreased ... • Most common cause
Specificity Calculation - Probability that a test correctly identifies those without the disease (true negative rate)

Specificity
Biostatistics #statistics ... #Epidemiology #Equations
Sensitivity Calculation - Probability that a test correctly identifies those with the disease (true positive rate)

Sensitivity
Biostatistics #statistics ... #Epidemiology #Equations
Causes of Vertigo - Differential Diagnosis Algorithm
#Diagnosis #Neurology #Dizziness #Peripheral #Central #Algorithm #BPPV #Differential #Ddxof
Causes of Vertigo ... Differential Diagnosis Algorithm ... Peripheral #Central #Algorithm ... #BPPV #Differential
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
correctly diagnose a case ... that any given case ... Calculation #Table #PPV ... #NPV #Formulas ... #Statistics #Matrix
►
Causes of Post-Partum Fever - Differential Diagnosis Algorithm
6 W's for causes of PPF
 - Wind: pneumonia,
Causes of Post-Partum ... Differential Diagnosis Algorithm ... 6 W's for causes ... of PPF - Wind ... Differential #Diagnosis #Algorithm
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged ... #Prolonged #PPT ... Differential #Diagnosis #Algorithm ... #Causes #Hematology