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Author E has received educational support from Zimmer-Biomet and MicroPort. Author G has received royalties from Corin, MicroPort, Medacta; has received consultancy fees from Corin, MicroPort, MatOrtho, Zimmer Biomet; has received research support from Zimmer Biomet; has received publishing royalties from Wolters Kluwer and is a committee member for the International Society for Hip Arthroscopy. Author H has received consultancy fees from  Formus Labs. The authors have no conflicts of interest to disclose that are related to the submitted work.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of interest"}},{"value":"This retrospective chart review study involving human participants was in accordance with the ethical standards of the institutional and national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. 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