Received: 12 September 2019
Accepted: 8 July 2020
First Online: 25 August 2020
Ethics approval and consent to participate
: The Ethics Committee of the University of Leipzig approved the study (registration number 052/16-ek). For further information about the research design, see Berwig et al. [CitationRef removed].). Written information about the study was given to informal caregivers and people with dementia or the legal representative of a person with dementia. Written informed consent was obtained from informal caregivers and people with dementia or the legal representative of a person with dementia.
: Not applicable.
: All authors declare that they have no competing interests. MND is a member.of the BMC Health Services Research editorial board, but was not involved in the review process.