Optimal threshold of three-dimensional echocardiographic fully automated software for quantification of left ventricular volumes and ejection fraction: Comparison with cardiac magnetic resonance disk-area summation method and feature tracking method

• Victor Chien-Chia Wu ,

  Roles Formal analysis, Investigation, Methodology, Writing – original draft, Writing – review & editing

  * E-mail: victorcwu@hotmail.com

  Affiliations Department of Laboratory and Transfusion Medicine, University of Occupational and Environmental Health Hospital, Kitakyushu, Japan, Division of Cardiology, Chang Gung Memorial Hospital, Linkou Medical Center, Taoyuan City, Taiwan

  http://orcid.org/0000-0002-9918-4369

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• Tetuji Kitano,

  Roles Data curation, Formal analysis, Investigation

  Affiliation Second Department of Internal Medicine, University of Occupational and Environmental Health, School of Medicine, Kitakyushu, Japan

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• Yosuke Nabeshima,

  Roles Data curation, Formal analysis, Investigation

  Affiliation Second Department of Internal Medicine, University of Occupational and Environmental Health, School of Medicine, Kitakyushu, Japan

  http://orcid.org/0000-0003-4329-2819

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• Kyoko Otani,

  Roles Data curation, Formal analysis, Investigation

  Affiliation Department of Laboratory and Transfusion Medicine, University of Occupational and Environmental Health Hospital, Kitakyushu, Japan

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• Pao-Hsien Chu,

  Roles Supervision, Writing – review & editing

  Affiliation Division of Cardiology, Chang Gung Memorial Hospital, Linkou Medical Center, Taoyuan City, Taiwan

  http://orcid.org/0000-0003-0361-6348

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• Masaaki Takeuchi

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Writing – review & editing

  Affiliation Department of Laboratory and Transfusion Medicine, University of Occupational and Environmental Health Hospital, Kitakyushu, Japan

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