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Postoperative appetite loss in 116 patients with duodenal papilla carcinoma treated with SPD or PPPD. Values are presented as the mean ± standard deviation. No statistically significant differences were observed between the two procedures, with the exception of 3 and 6 months after surgery (Student's t-test). *P<0.05. SPD, standard pancreaticoduodenectomy; PPPD, pylorus-preserving pancreaticoduodenectomy.
