Test Characteristics
Prevalence:
50
%
Sensitivity:
80
%
Specificity:
80
%
Population Diagrams
True Positives or False Positives
True Negatives or False Negatives
Sensitivity
PPV:
0
Specificity
NPV:
0
ROC
Confusion Matrix
Has Disease
No Disease
Total
Test Positive
4000
2000
6000
Test Negative
1000
3000
4000
Total
5000
5000
10000
Calculations
TP = True Positive, FP = False Positive, TN = True Negative, FN = False Negative
Developed by D Marikar,
Feedback here