Does preoperative mechanical prophylaxis have additional effectiveness in preventing postoperative venous thromboembolism in elderly patients with hip fracture?—Retrospective case-control study

• Ji-Hoon Nam,

  Roles Conceptualization, Investigation, Project administration, Software, Visualization, Writing – original draft

  Affiliation Department of Orthopaedic Surgery, Hallym University Sacred Heart Hospital, Anyang, Republic of Korea

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• Dae-Hwan Kim,

  Roles Data curation, Investigation, Software

  Affiliation Department of Orthopaedic Surgery, Hallym University Sacred Heart Hospital, Anyang, Republic of Korea

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• Je-Hyun Yoo ,

  Roles Conceptualization, Formal analysis, Funding acquisition, Methodology, Resources, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: oships@hallym.ac.kr

  Affiliation Department of Orthopaedic Surgery, Hallym University Sacred Heart Hospital, Anyang, Republic of Korea

  http://orcid.org/0000-0002-0777-1575

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• Ji-Hyo Hwang,

  Roles Data curation, Methodology, Project administration, Validation

  Affiliation Department of Orthopaedic Surgery, Kangnam Sacred Heart Hospital, Seoul, Republic of Korea

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• Jun-Dong Chang

  Roles Supervision, Validation

  Affiliation Department of Orthopaedic Surgery, Dongtan Sacred Heart Hospital, Hwasung, Republic of Korea

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