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Article History

Received: 30 October 2019

Revised: 12 February 2020

Accepted: 27 February 2020

First Online: 5 April 2020

Compliance with ethical standards

:

: The scientific guarantor of this publication is Kawan Rakhra.

: The authors of this manuscript declare no relationships with any companies whose products or services may be related to the subject matter of the article.

: Dr. Ranjeeta Mallick, PhD—Senior Statistician—The Ottawa Methods Center, Ottawa Hospital Research Institute kindly provided statistical advice for this manuscript.One of the authors has significant statistical expertise (Dr. Rebecca Thornhill).

: Written informed consent was obtained from all subjects in this study as part of a previous study. (Ng KC, Lamontagne M, Adamczyk AP, Rakhra KS, Beaule PE. Patient-specific anatomical and functional parameters provide new insights into the pathomechanism of cam FAI. Clinical orthopaedics and related research. 2015;473(4):1289–96. Epub 2014/07/23. doi:. PubMed PMID: 25048279).

: Institutional Review Board approval was obtained.

: Some of the subjects in this study have also been included in the following paper: Patient-specific anatomical and functional parameters provide new insights into the pathomechanism of cam FAI. Ng KC, Lamontagne M, Adamczyk AP, Rakhra KS, Beaulé PE. Clin Orthop Relat Res. 2015 Apr;473(4):1289–96. doi:. This paper focused on anatomic parameters of the hip as measured on CT images in 43 subjects. There was no texture analysis performed. The current submission includes these same 43 subjects, but also further 26 additional subjects for purposes of texture analysis.

: • Retrospective• Case-control study• Performed at one institution