Object: To analyze the factors influencing surgical site infection (SSI) after pancreaticoduodenectomy and to establish a scoring system for predicting such infections.

中文翻译：

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基于临床数据的胰十二指肠切除术后手术部位感染评分系统

目的：分析影响胰十二指肠切除术后手术部位感染（SSI）的因素，建立预测感染的评分系统。