Effect of single caffeine intake on neuropsychological functions in healthy volunteers: A double-blind placebo-controlled study

• Yuki Konishi ,

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: y-konishi@med.uoeh-u.ac.jp

  Affiliation Department of Psychiatry, University of Occupational and Environmental Health, Kitakyushu, Japan

  http://orcid.org/0000-0001-9684-677X

  ⨯
• Hikaru Hori,

  Roles Conceptualization, Formal analysis, Methodology, Project administration, Supervision, Writing – review & editing

  Affiliation Department of Psychiatry, University of Occupational and Environmental Health, Kitakyushu, Japan

  ⨯
• Kenta Ide,

  Roles Conceptualization, Data curation, Formal analysis, Methodology, Resources, Supervision

  Affiliation Department of Pharmacy, Hospital of the University of Occupational and Environmental Health, Kitakyushu, Japan

  ⨯
• Asuka Katsuki,

  Roles Conceptualization, Data curation, Formal analysis, Methodology, Project administration, Supervision, Writing – review & editing

  Affiliation Department of Psychiatry, University of Occupational and Environmental Health, Kitakyushu, Japan

  ⨯
• Kiyokazu Atake,

  Roles Data curation, Formal analysis, Investigation, Methodology, Project administration, Supervision, Writing – review & editing

  Affiliation Department of Psychiatry, University of Occupational and Environmental Health, Kitakyushu, Japan

  ⨯
• Ryohei Igata,

  Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Methodology, Project administration, Resources

  Affiliation Department of Psychiatry, University of Occupational and Environmental Health, Kitakyushu, Japan

  ⨯
• Takamitsu Kubo,

  Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration

  Affiliation Department of Psychiatry, University of Occupational and Environmental Health, Kitakyushu, Japan

  ⨯
• Hirotaka Tominaga,

  Roles Data curation, Project administration, Resources

  Affiliation Department of Psychiatry, University of Occupational and Environmental Health, Kitakyushu, Japan

  ⨯
• Hiroki Beppu,

  Roles Conceptualization, Data curation, Formal analysis, Resources

  Affiliation Department of Psychiatry, University of Occupational and Environmental Health, Kitakyushu, Japan

  ⨯
• Toshio Asahara,

  Roles Conceptualization, Investigation, Methodology, Resources, Supervision, Writing – review & editing

  Affiliation Department of Pharmacy, Hospital of the University of Occupational and Environmental Health, Kitakyushu, Japan

  ⨯
• Reiji Yoshimura

  Roles Conceptualization, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Supervision, Writing – review & editing

  Affiliation Department of Psychiatry, University of Occupational and Environmental Health, Kitakyushu, Japan

  ⨯