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Patrick J. Cahill, Keith D. Baldwin, Jessica H. Heyer, John M. Flynn, Ishaan Swarup, Jaysson Brooks, Walter Truong, Stuart Mitchell, Jason Anari, Ryan Fitzgerald and Scott Luhmann have no conflicts of interest to declare that are relevant to the content of this article. Ying Li receives personal fees from Medtronic. John Smith is a consultant for Wishbone and Zimvie, and receives royalties from Globus. Wudbhav Sankar receives consulting fees from OrthoPediatrics and Siemens. David Skaggs receives research grants from NuVasive, consults for ZimmerBiomet, Globus Medical, Top Doctors and Orthobullets, and holds stock in Zipline Medical Inc, Green Sun Medical, and Orthobullets. He is a paid lecturer for ZimmerBiomet, holds patents with Medronic and ZimmerBiomet, and receives royalties from Medtronic, ZimmerBiomet, and Globus Medical. Lindsay Andras serves on the Speakers Buraeu for Nuvasiv and Medtronic, receives grant support from POSNA, holds stock in EliLilly, and is on the Scoliosis Research Society Board of Directors.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of interest"}},{"value":"The institutional review boards (IRBs) of each participating site approved of the participation in the study prior to collection of patient data.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethical approval"}},{"value":"Informed consent was obtained from all patients (or their legal guardians) at each participating institution at the onset of the study.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent to participate"}},{"value":"Patients (or their legal guardians) were individually consented at each participating institution for inclusion of their data in published studies; all data is deidentified by the PSSG database. There is no identifiable data or imaging included in this study.","order":5,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent for publication"}}]}}