Preoperative prognostic nutritional index as an independent prognostic factor for resected ampulla of Vater cancer

• Young Jin Yoo,

  Roles Data curation, Funding acquisition, Methodology, Resources, Validation, Visualization, Writing – original draft, Writing – review & editing

  Affiliation Department of Hepatobiliary and Pancreatic Surgery, Yonsei University College of Medicine, Seoul, South Korea

  http://orcid.org/0000-0002-1391-048X

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• Chang Moo Kang ,

  Roles Conceptualization, Data curation, Investigation, Methodology, Project administration, Resources, Supervision, Validation, Visualization, Writing – review & editing

  * E-mail: cmkang@yuhs.ac

  Affiliations Department of Hepatobiliary and Pancreatic Surgery, Yonsei University College of Medicine, Seoul, South Korea, Pancreaticobiliary Cancer Clinic, Yonsei Cancer Center, Severance Hospital, Seoul, South Korea

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• Munseok Choi,

  Roles Supervision, Writing – review & editing

  Affiliation Department of Hepatobiliary and Pancreatic Surgery, Yonsei University College of Medicine, Seoul, South Korea

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• Seung Yoon Rho,

  Roles Formal analysis

  Affiliations Department of Hepatobiliary and Pancreatic Surgery, Yonsei University College of Medicine, Seoul, South Korea, Pancreaticobiliary Cancer Clinic, Yonsei Cancer Center, Severance Hospital, Seoul, South Korea

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• Ho Kyung Hwang,

  Roles Data curation, Investigation

  Affiliations Department of Hepatobiliary and Pancreatic Surgery, Yonsei University College of Medicine, Seoul, South Korea, Pancreaticobiliary Cancer Clinic, Yonsei Cancer Center, Severance Hospital, Seoul, South Korea

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• Woo Jung Lee,

  Roles Data curation, Investigation

  Affiliations Department of Hepatobiliary and Pancreatic Surgery, Yonsei University College of Medicine, Seoul, South Korea, Pancreaticobiliary Cancer Clinic, Yonsei Cancer Center, Severance Hospital, Seoul, South Korea

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• Eun Wha Kim,

  Roles Data curation, Formal analysis, Software, Visualization

  Affiliation Biostatistics Collaboration Unit, Yonsei University College of Medicine, Seoul, South Korea

  http://orcid.org/0000-0003-1692-6126

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• Jin Ae Lee

  Roles Data curation, Formal analysis, Software, Visualization

  Affiliation Biostatistics Collaboration Unit, Yonsei University College of Medicine, Seoul, South Korea

  http://orcid.org/0000-0003-4280-8131

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