Effectiveness of Helicobacter pylori eradication in the prevention of primary gastric cancer in healthy asymptomatic people: A systematic review and meta-analysis comparing risk ratio with risk difference

• Takeshi Seta,

  Roles Writing – original draft

  Affiliations Department of Gastroenterology and Hepatology, Japanese Red Cross Wakayama Medical Center, Wakayama, Japan, Department of Health Informatics, Kyoto University School of Public Health, Kyoto, Japan

  http://orcid.org/0000-0002-3057-6284

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• Yoshimitsu Takahashi,

  Roles Writing – review & editing

  Affiliation Department of Health Informatics, Kyoto University School of Public Health, Kyoto, Japan

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• Yoshinori Noguchi,

  Roles Writing – review & editing

  Affiliation Division of General Internal Medicine, Japanese Red Cross Nagoya Daini Hospital, Nagoya, Japan

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• Satoru Shikata,

  Roles Writing – review & editing

  Affiliation Department of Family Medicine, Mie Prefectural Ichishi Hospital, Tsu, Japan

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• Tatsuya Sakai,

  Roles Writing – review & editing

  Affiliation Department of Internal Medicine, Kyoto Katsura Hospital, Kyoto, Japan

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• Kyoko Sakai,

  Roles Writing – review & editing

  Affiliation Department of Laboratory Medicine, Suita Saiseikai Hospital, Suita, Japan

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• Yukitaka Yamashita,

  Roles Writing – review & editing

  Affiliation Department of Gastroenterology and Hepatology, Japanese Red Cross Wakayama Medical Center, Wakayama, Japan

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• Takeo Nakayama

  Roles Writing – review & editing

  * E-mail: t-nakayama@umin.ac.jp

  Affiliation Department of Health Informatics, Kyoto University School of Public Health, Kyoto, Japan

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