Survival benefits of perioperative chemoradiotherapy versus chemotherapy for advanced stage gastric cancer based on directed acyclic graphs

• Cheng Zheng ,

  Contributed equally to this work with: Cheng Zheng, Yue Zhang

  Roles Writing – original draft

  Affiliation Department of Epidemiology and Statistics, School of public health and management, Ningxia Medical University, Yinchuan, Ningxia, China

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• Yue Zhang ,

  Contributed equally to this work with: Cheng Zheng, Yue Zhang

  Roles Data curation

  Affiliation Department of Epidemiology and Statistics, School of public health and management, Ningxia Medical University, Yinchuan, Ningxia, China

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• Juan Cao,

  Roles Investigation

  Affiliation Department of Epidemiology and Statistics, School of public health and management, Ningxia Medical University, Yinchuan, Ningxia, China

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• Xiaoying Jing,

  Roles Methodology

  Affiliation Department of Epidemiology and Statistics, School of public health and management, Ningxia Medical University, Yinchuan, Ningxia, China

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• HongHui Li

  Roles Funding acquisition

  * E-mail: h297268657@163.com

  Affiliations Department of Epidemiology and Statistics, School of public health and management, Ningxia Medical University, Yinchuan, Ningxia, China, Department of Occupational and Environmental Health, School of Public Health and Management, Ningxia Medical University, Yinchuan, China

  https://orcid.org/0000-0002-9063-0190

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