About the Authors

Masato Koike

Roles Data curation, Methodology, Writing – review & editing

Affiliation Department of Orthopaedic Surgery, Juntendo Tokyo Koto Geriatric Medical Center, Tokyo, Japan

Hidetoshi Nojiri

Roles Data curation, Methodology, Supervision, Writing – review & editing

hnojiri@juntendo.ac.jp

Affiliation Department of Orthopaedic Surgery, Juntendo Tokyo Koto Geriatric Medical Center, Tokyo, Japan

Hiroaki Kanazawa

Roles Methodology

Affiliation Department of Orthopaedic Surgery, Juntendo Tokyo Koto Geriatric Medical Center, Tokyo, Japan

Hiroto Yamaguchi

Roles Methodology

Affiliation Department of Orthopaedic Surgery, Juntendo Tokyo Koto Geriatric Medical Center, Tokyo, Japan

Kei Miyagawa

Roles Methodology

Affiliation Department of Orthopaedic Surgery, Juntendo Tokyo Koto Geriatric Medical Center, Tokyo, Japan

Nana Nagura

Roles Methodology

Affiliation Department of Orthopaedic Surgery, Juntendo Tokyo Koto Geriatric Medical Center, Tokyo, Japan

Sammy Banno

Roles Methodology

Affiliation Department of Orthopaedic Surgery, Juntendo Tokyo Koto Geriatric Medical Center, Tokyo, Japan

Yoshiyuki Iwase

Roles Methodology

Affiliation Department of Orthopaedic Surgery, Juntendo Tokyo Koto Geriatric Medical Center, Tokyo, Japan

Hisashi Kurosawa

Roles Methodology

Affiliation Department of Orthopaedic Surgery, Juntendo Tokyo Koto Geriatric Medical Center, Tokyo, Japan

Kazuo Kaneko

Roles Methodology, Writing – review & editing

Affiliation Department of Orthopaedic Surgery, Juntendo University Graduate School of Medicine, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.