EBRO 2017
How good is the test ?
Sensitivity TP/(TP+FN)
Specificity TN/(FP+TN)
LR+ TP/FP
LR- FN/TN
CT
60 % 80 % 3 : 1 1 : 2
FDG-PET
all stages enlarged nodes normal nodes Mediastinoscopy all stages enlarged nodes normal nodes
80 % 90 % 70 %
90 % 70 % 94 %
8 : 1 3 : 1 11 : 1
1 : 5 1 : 7 1 : 3
78 % 82 % 42 %
100 % 100 % 100 %
∞ ∞ ∞
1 : 5 1 : 6 1 : 2
De Ruysscher R&O 2012
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