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

Sensitivity = TP / (TP + FN) = true positives / disease
and Epidemiology Equations ... Biostatistics #statistics ... #Epidemiology #Equations ... #specificity #PPV ... #NPV
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
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
PositivePredictiveValue #PPV ... Biostatistics #statistics ... #Epidemiology #Equations
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
Perform computations online at:
ScyMed.com
6th ED
ICU-card
«ICU, Formulas & Drugs»
HEMODYNAMIC PATTERNS
Condition
SAP
CVP

PAP PCWP

CO C(a-v)02 PVR

SVR
Hypovolemic shock
↓
↓
↓
↓
↓
↑
↑
↑
Cardiogenic shock
↓
1
↑
1

1
↑

Septic shock
↓
↓
↓
↓
↑
↓
↓
↓
Cardiac Tamponade
.
↑
↑
1
↓

→
↑
RV
BV 3-5.1 L PV ... values units equation