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Table 3 Agreement of PET–CT with the reference modalities in detection of post-therapeutic colon cancer recurrence and metastasis (lesion-based analysis n = 252) crosstab

From: FDG-PETCT versus contrast-enhanced computed tomography in diagnosis of post-therapeutic colorectal cancer recurrence and metastases

 ReferenceTotal
NegativePositive
PET–CT resultNegativeNumber of Patients64872
%91.4%4.4%28.6%
PositiveNumber of Patients6174180
%8.6%95.6%71.4%
TotalNumber of Patients70182252
%100.0%100.0%100.0%