Lailach, Susen http://orcid.org/0000-0003-4899-4721
Zahnert, Thomas
Maurer, Jan
Hempel, John-Martin
Koitschev, Assen
Hollfelder, Daniela
Frenzel, Henning
Wollenberg, Barbara
Arndt, Susan
Article History
Received: 24 May 2019
Accepted: 21 September 2019
First Online: 30 September 2019
Compliance with ethical standards
:
: MED-EL, Innsbruck, Austria initiated and organized this study and gave support for statistical analysis and manuscript preparation. The authors declare that they have no conflict of interest.
: Since the present work was a retrospective study, all procedures involving human participants were performed before data collection. According to the law and the national ethical guidelines, ethical approvals were obtained.
: The present retrospective data collection was not subject to prior consent from the device user, as personally identifiable information was irreversibly anonymized by the respective study site.