Luger, Matthias http://orcid.org/0000-0002-4708-5254
Hipmair, Günter
Schopper, Clemens
Schauer, Bernhard
Hochgatterer, Rainer
Allerstorfer, Jakob
Gotterbarm, Tobias
Klasan, Antonio
Article History
Received: 11 March 2021
Accepted: 14 May 2021
First Online: 21 May 2021
Declarations
:
: This study received ethical approval from the local institutional review board of the “Ethikkommission OÖ” of the Johannes Kepler University Linz (JKU Linz) (EK-No.: 1239/2019).
: The study was approved by the institutional review board (EK-No.: 1239/2019) in accordance with the World Medical Association Declaration of Helsinki. Because of the retrospective evaluation of preexisting medical records, informed consent was not required.
: One coauthor (R.H) received consultant honoraria of ZimmerBiomet, Europe, outside the submitted work. We report personal fees paid to one coauthor (T.G.) during the conduct of the study from Zimmer Biomet, Europe, and from Depuy Synthes Orthopädie Gmbh, Peter Brehm GmbH, ImplanTec GmbH, outside the submitted work. We report research grants paid to our institution during the conduct of the study from Zimmer Biomet, Europe, Mathys AG Switzerland, Anika Therapeutics outside the submitted work.