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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