Four-year trend in shoulder and elbow injuries in competitive-level high school baseball pitchers: a repeated cross-sectional survey

Background: Shoulder and elbow injuries are the main cause of throwing disability among high school baseball pitchers. However, longitudinal studies on shoulder and elbow injuries among competitive-level high school baseball pitchers have been insufficient. This study aimed to investigate shoulder a...

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Main Authors: Tsuyoshi Sasaki, MD, PhD, Hitoshi Shitara, MD, PhD, Tsuyoshi Tajika, MD, PhD, Takuro Kuboi, MD, Tsuyoshi Ichinose, MD, PhD, Daisuke Shimoyama, MD, Noritaka Hamano, MD, PhD, Masataka Kamiyama, MD, Ryosuke Miyamoto, MD, Kurumi Nakase, MD, Atsushi Yamamoto, MD, PhD, Tsutomu Kobayashi, MD, PhD, Kenji Takagishi, MD, PhD, Hirotaka Chikuda, MD, PhD
Format: Article
Language:English
Published: Elsevier 2021-07-01
Series:JSES International
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2666638321001080
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author Tsuyoshi Sasaki, MD, PhD
Hitoshi Shitara, MD, PhD
Tsuyoshi Tajika, MD, PhD
Takuro Kuboi, MD
Tsuyoshi Ichinose, MD, PhD
Daisuke Shimoyama, MD
Noritaka Hamano, MD, PhD
Masataka Kamiyama, MD
Ryosuke Miyamoto, MD
Kurumi Nakase, MD
Atsushi Yamamoto, MD, PhD
Tsutomu Kobayashi, MD, PhD
Kenji Takagishi, MD, PhD
Hirotaka Chikuda, MD, PhD
author_facet Tsuyoshi Sasaki, MD, PhD
Hitoshi Shitara, MD, PhD
Tsuyoshi Tajika, MD, PhD
Takuro Kuboi, MD
Tsuyoshi Ichinose, MD, PhD
Daisuke Shimoyama, MD
Noritaka Hamano, MD, PhD
Masataka Kamiyama, MD
Ryosuke Miyamoto, MD
Kurumi Nakase, MD
Atsushi Yamamoto, MD, PhD
Tsutomu Kobayashi, MD, PhD
Kenji Takagishi, MD, PhD
Hirotaka Chikuda, MD, PhD
author_sort Tsuyoshi Sasaki, MD, PhD
collection DOAJ
description Background: Shoulder and elbow injuries are the main cause of throwing disability among high school baseball pitchers. However, longitudinal studies on shoulder and elbow injuries among competitive-level high school baseball pitchers have been insufficient. This study aimed to investigate shoulder and elbow injuries in competitive-level high school baseball pitchers over a four-year period and elucidate the effects of implementing medical checkups on the incidence of shoulder and elbow injuries. Methods: Five hundred fifty-two high school baseball pitchers, who received preseason medical checkups from February 2012 to February 2015, were enrolled in this study. Shoulder and elbow injuries occurring during the season after medical checkups were prospectively evaluated by a postseason questionnaire. Pitchers who were not able to pitch for >7 days owing to shoulder or elbow pain were defined as having shoulder and elbow injuries during the season. The incidence rates of shoulder and elbow injuries during the seasons were calculated and compared over the 4-year period. Results: Ninety-six percent of medical checkup participants were included in the study. The mean questionnaire collection rate of the prospective study was 71.6% (range: 67.7-78.9%). The incidence of shoulder and elbow injuries significantly decreased from 20.0% in 2012 to 7.7% in 2015 (P = .013). Conclusion: The four-year trend in the incidence of shoulder and elbow injuries in competitive-level high school baseball pitchers was evaluated. The incidence of shoulder and elbow injuries during the season significantly decreased with a linear downward trend during the survey period after the implementation of medical checkups.
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spelling doaj.art-7b2c1dcf054745a58a32ab05482b7bd02022-12-21T21:59:57ZengElsevierJSES International2666-63832021-07-0154789792Four-year trend in shoulder and elbow injuries in competitive-level high school baseball pitchers: a repeated cross-sectional surveyTsuyoshi Sasaki, MD, PhD0Hitoshi Shitara, MD, PhD1Tsuyoshi Tajika, MD, PhD2Takuro Kuboi, MD3Tsuyoshi Ichinose, MD, PhD4Daisuke Shimoyama, MD5Noritaka Hamano, MD, PhD6Masataka Kamiyama, MD7Ryosuke Miyamoto, MD8Kurumi Nakase, MD9Atsushi Yamamoto, MD, PhD10Tsutomu Kobayashi, MD, PhD11Kenji Takagishi, MD, PhD12Hirotaka Chikuda, MD, PhD13Department of Orthopaedic Surgery, Gunma University Graduate School of Medicine, Maebashi, Gunma, JapanCorresponding author: Hitoshi Shitara, MD, PhD, Department of Orthopaedic Surgery, Gunma University Graduate School of Medicine, 3-39-22, Showamachi, Maebashi, Gunma 371-8511, Japan.; Department of Orthopaedic Surgery, Gunma University Graduate School of Medicine, Maebashi, Gunma, JapanDepartment of Orthopaedic Surgery, Gunma University Graduate School of Medicine, Maebashi, Gunma, JapanDepartment of Orthopaedic Surgery, Gunma University Graduate School of Medicine, Maebashi, Gunma, JapanDepartment of Orthopaedic Surgery, Gunma University Graduate School of Medicine, Maebashi, Gunma, JapanDepartment of Orthopaedic Surgery, Gunma University Graduate School of Medicine, Maebashi, Gunma, JapanDepartment of Orthopaedic Surgery, Gunma University Graduate School of Medicine, Maebashi, Gunma, JapanDepartment of Orthopaedic Surgery, Gunma University Graduate School of Medicine, Maebashi, Gunma, JapanDepartment of Orthopaedic Surgery, Gunma University Graduate School of Medicine, Maebashi, Gunma, JapanDepartment of Orthopaedic Surgery, Gunma University Graduate School of Medicine, Maebashi, Gunma, JapanDepartment of Orthopaedic Surgery, Gunma University Graduate School of Medicine, Maebashi, Gunma, JapanDepartment of Orthopaedic Surgery, Gunma University Graduate School of Medicine, Maebashi, Gunma, JapanDepartment of Orthopaedic Surgery, Gunma University Graduate School of Medicine, Maebashi, Gunma, JapanDepartment of Orthopaedic Surgery, Gunma University Graduate School of Medicine, Maebashi, Gunma, JapanBackground: Shoulder and elbow injuries are the main cause of throwing disability among high school baseball pitchers. However, longitudinal studies on shoulder and elbow injuries among competitive-level high school baseball pitchers have been insufficient. This study aimed to investigate shoulder and elbow injuries in competitive-level high school baseball pitchers over a four-year period and elucidate the effects of implementing medical checkups on the incidence of shoulder and elbow injuries. Methods: Five hundred fifty-two high school baseball pitchers, who received preseason medical checkups from February 2012 to February 2015, were enrolled in this study. Shoulder and elbow injuries occurring during the season after medical checkups were prospectively evaluated by a postseason questionnaire. Pitchers who were not able to pitch for >7 days owing to shoulder or elbow pain were defined as having shoulder and elbow injuries during the season. The incidence rates of shoulder and elbow injuries during the seasons were calculated and compared over the 4-year period. Results: Ninety-six percent of medical checkup participants were included in the study. The mean questionnaire collection rate of the prospective study was 71.6% (range: 67.7-78.9%). The incidence of shoulder and elbow injuries significantly decreased from 20.0% in 2012 to 7.7% in 2015 (P = .013). Conclusion: The four-year trend in the incidence of shoulder and elbow injuries in competitive-level high school baseball pitchers was evaluated. The incidence of shoulder and elbow injuries during the season significantly decreased with a linear downward trend during the survey period after the implementation of medical checkups.http://www.sciencedirect.com/science/article/pii/S2666638321001080Shoulder and elbow injuriesHigh school baseball pitchersPitching-related disordersMedical checkupsInjury preventionEpidemiology
spellingShingle Tsuyoshi Sasaki, MD, PhD
Hitoshi Shitara, MD, PhD
Tsuyoshi Tajika, MD, PhD
Takuro Kuboi, MD
Tsuyoshi Ichinose, MD, PhD
Daisuke Shimoyama, MD
Noritaka Hamano, MD, PhD
Masataka Kamiyama, MD
Ryosuke Miyamoto, MD
Kurumi Nakase, MD
Atsushi Yamamoto, MD, PhD
Tsutomu Kobayashi, MD, PhD
Kenji Takagishi, MD, PhD
Hirotaka Chikuda, MD, PhD
Four-year trend in shoulder and elbow injuries in competitive-level high school baseball pitchers: a repeated cross-sectional survey
JSES International
Shoulder and elbow injuries
High school baseball pitchers
Pitching-related disorders
Medical checkups
Injury prevention
Epidemiology
title Four-year trend in shoulder and elbow injuries in competitive-level high school baseball pitchers: a repeated cross-sectional survey
title_full Four-year trend in shoulder and elbow injuries in competitive-level high school baseball pitchers: a repeated cross-sectional survey
title_fullStr Four-year trend in shoulder and elbow injuries in competitive-level high school baseball pitchers: a repeated cross-sectional survey
title_full_unstemmed Four-year trend in shoulder and elbow injuries in competitive-level high school baseball pitchers: a repeated cross-sectional survey
title_short Four-year trend in shoulder and elbow injuries in competitive-level high school baseball pitchers: a repeated cross-sectional survey
title_sort four year trend in shoulder and elbow injuries in competitive level high school baseball pitchers a repeated cross sectional survey
topic Shoulder and elbow injuries
High school baseball pitchers
Pitching-related disorders
Medical checkups
Injury prevention
Epidemiology
url http://www.sciencedirect.com/science/article/pii/S2666638321001080
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