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Fagan nomogram evaluating the overall value of (A) FDG PET for lymph node metastasis; (B) FDG PET for distant metastasis; (C) FDG PET for recurrent gastric cancer; (D) CECT for lymph node metastasis; (E) CECT for distant metastasis; and (F) CECT for recurrent gastric cancer. CECT, contrast-enhanced computed tomography; FDG PET, fluorodeoxyglucose positron emission tomography; LR, likelihood ratio; Pos, positive; Neg, negative; Prob, probability.
