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Table 6 Patterns of tumor recurrence/residual, lymph nodes, and distant metastasis in the study by PET/CT in comparison to CECT with their number (No.), percentage (%), and the estimated P value for each pattern by both modalities

From: Role of fused PET/CT compared to the standard contrast-enhanced CT in the follow-up assessment of the treated gastric malignancy

PatternsBy PET/CTBy CECT 
No.%No.%P value
(I) Gastric residual/recurrence30 patients44%46 patients67.5%0.006
(II) Lymph nodes metastasis18 patients26.5%26 patients38%0.143
(III) Distant metastasis18 patients26.5%24 patients35%0.265