7 results
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
#Specificity #PositivePredictiveValue ... #NegativePredictiveValue ... #Calculation #Table ... #PPV #NPV #Formulas ... #Statistics #Matrix
Positive Predictive Value Calculation - Probability that someone with a positive test actually has the disease

Positive
Predictive Value Calculation ... Positives #PositivePredictiveValue ... #PPV #Biostatistics ... #statistics #Epidemiology ... #Equations #calculations
Negative Predictive Value Calculation - Probability that someone with a negative test truly does not have
Predictive Value Calculation ... Negatives #NegativePredictiveValue ... #NPV #Biostatistics ... #statistics #Epidemiology ... #Equations #calculations
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
Biostatistics #statistics ... Epidemiology #Equations #calculations ... #specificity #PPV ... #NPV
PV Card: Pediatric Assessment Triangle

#Diagnosis #Peds #Pediatrics #Assessment #Triangle #Appearance #Breathing #Circulation #TICLS #Mnemonic
PV Card: Pediatric ... Appearance #Breathing #Circulation
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
PPV: proportion ... prevalence is low, then PPV ... NPV: proportion ... specificity -> higher PPV ... sensitivity -> higher NPV
Fluid Responsiveness and Fluid Tolerance Testing - OnePager Summary
Fluid resuscitation can be beneficial when required or
Pressure Variation (PPV ... pulse pressure (PPV ... is analogous to PPV ... is analogous to PPV ... to the central circulation