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Values in parentheses are percentages unless indicated otherwise. aValues are presented as median (interquartile range). CRP: C-reactive protein; CEA: carcinoembryonic antigen; CA19-9: carbohydrate antigen 19-9; DG: distal gastrectomy; TG: total gastrectomy; PG: proximal gastrectomy; PPG: pylorus preserving gastrectomy; PR: partial resection.
