Received: 7 November 2020
Accepted: 8 July 2021
First Online: 5 August 2021
: The study protocol (R11178) was approved by the Ethics Committee of Pirkanmaa Hospital District under which Coxa Hospital for Joint Replacement operates. The study was retrospectively registered with ClinicalTrials.gov (registration number NCT03233620) on 28/07/2017. All patients gave written informed consent to participate in the study.
: Not applicable.
: SL, MN, HH have no competing interests. AE: Institutional research grants: DePuy Synthes and Zimmer Biomet. Lecture fees, Zimmer Biomet.