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Article History

Received: 6 December 2019

Accepted: 20 July 2020

First Online: 29 July 2020

Ethics approval and consent to participate

: This study was approved by the Institutional Review Board of Advocate Health Care. All patients participated in the American Hip Institute Hip Preservation Registry through written consent. While the present study represents a unique analysis, data on some patients in this study may have been reported in other studies.

: Not applicable.

: These authors report the following past and present conflicts of interest:Dr. Domb has HAD ownership interests in Hinsdale Orthopaedics, the American Hip Institute, SCD#3, North Shore Surgical Suites, and Munster Specialty Surgery Center; has received research support from Arthrex, ATI, the Kauffman Foundation, Stryker, and Pacira Pharmaceuticals; has received consulting fees from Adventist Hinsdale Hospital, Arthrex, MAKO Surgical, Medacta, Pacira Pharmaceuticals, and Stryker; has received educational support from Arthrex, Breg, and Medwest; has received speaking fees from Arthrex and Pacira Pharmaceuticals; and receives royalties from Arthrex, DJO Global, MAKO Surgical, Stryker, and Orthomerica. Dr. Domb is the Medical Director of Hip Preservation at St. Alexius Medical Center, a board member for the American Hip Institute Research Foundation, AANA Learning Center Committee, the Journal of Hip Preservation Surgery, and the Journal of Arthroscopy. The American Hip Institute Research Foundation fund research and is where our study was performed.Dr. Lall reports grants, personal fees and non-financial support from Arthrex, non-financial support from Iroko, non-financial support from Medwest, non-financial support from Smith & Nephew, grants and non-financial support from Stryker, non-financial support from Vericel, non-financial support from Zimmer Biomet, personal fees from Graymont Medical, outside the submitted work.Dr. Shapira reports food/beverage and travel/lodging support from Arthrex, Stryker, and Smith & Nephew.Jeffrey W. Chen has no disclosures to report.Rishika Bheem has no disclosures to report.Dr. Rosinsky reports food/beverage and travel/lodging support from Arthrex, Stryker, and Smith & Nephew.Dr. Maldonado reports food/beverage and travel/lodging support from Arthrex, Stryker, and Smith & Nephew. Dr. Maldonado is also a board member of the Journal of Arthroscopy.