About the Authors

Vjera A. Holthoff

v.holthoff-detto@alexius.de

Affiliations Department of Psychiatry and Psychotherapy, Division of Old Age Psychiatry and Cognitive Neuropsychiatry, Faculty of Medicine Carl Gustav Carus, Technische Universität Dresden, 01307, Dresden, Germany, DZNE, German Center for Neurodegenerative Diseases, Dresden, Germany

Kira Marschner

Affiliation DZNE, German Center for Neurodegenerative Diseases, Dresden, Germany

Maria Scharf

Affiliation DZNE, German Center for Neurodegenerative Diseases, Dresden, Germany

Julius Steding

Affiliation Department of Psychiatry and Psychotherapy, Division of Old Age Psychiatry and Cognitive Neuropsychiatry, Faculty of Medicine Carl Gustav Carus, Technische Universität Dresden, 01307, Dresden, Germany

Shirin Meyer

Affiliation Department of Psychiatry and Psychotherapy, Division of Old Age Psychiatry and Cognitive Neuropsychiatry, Faculty of Medicine Carl Gustav Carus, Technische Universität Dresden, 01307, Dresden, Germany

Rainer Koch

Affiliation Department of Psychiatry and Psychotherapy, Division of Old Age Psychiatry and Cognitive Neuropsychiatry, Faculty of Medicine Carl Gustav Carus, Technische Universität Dresden, 01307, Dresden, Germany

Markus Donix

Affiliations Department of Psychiatry and Psychotherapy, Division of Old Age Psychiatry and Cognitive Neuropsychiatry, Faculty of Medicine Carl Gustav Carus, Technische Universität Dresden, 01307, Dresden, Germany, DZNE, German Center for Neurodegenerative Diseases, Dresden, Germany

Competing Interests

This funding did not imply competing interests and was restricted to the technical support and delivery to and from the participants’ homes. There was no further commercial assistance, no employment, consultancy, patents or products in development, marketed products or marketing implied in this sponsoring. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials. All authors state that there are no competing interests that could interfere with the complete and objective presentation of the study results.

Author Contributions

Conceived and designed the experiments: VAH KM MS SM RK MD. Performed the experiments: VAH KM MS JS SM. Analyzed the data: VAH KM MS JS RK. Contributed reagents/materials/analysis tools: RK. Wrote the paper: VAH KM MS JS SM RK MD.