Funding for this research was provided by:
Bundesministerium für Bildung und Forschung (grant code 01 EO 0901)
Article History
Received: 22 May 2018
Revised: 19 June 2018
Accepted: 2 July 2018
First Online: 7 July 2018
Compliance with ethical standards
:
: T. Brandt, D. Huppert and E. Grill declare that there are no COI. M. Strupp is Joint Chief Editor of the Journal of Neurology, Editor in Chief of Frontiers of Neuro-otology and Section Editor of F1000. He has received speaker’s honoraria from Abbott, Actelion, Auris Medical, Biogen, Eisai, GSK, Henning Pharma, Interacoustics, MSD, Otometrics, Pierre-Fabre, TEVA, UCB. He acts as a consultant for Abbott, Actelion, AurisMedical, Heel, IntraBio and Sensorion.
: The questionnaire used in our study was part of a clinical routine assessment made after obtaining the prior written informed consent of the outpatients who presented at the dizziness unit. The evaluation of the data was completely anonymized. Ethical approval was not required for this study according to the ethical standards laid down in the 1964 Declaration of Helsinki.
: Eva Grill, PhD, Institute for Medical Information Processing, Biometrics and Epidemiology and German Center for Vertigo and Balance Disorders, Ludwig Maximilians University, Munich, Campus Grosshadern, Marchioninistrasse 15, 81377 Munich, Germany, conducted the statistical analysis.