Piloting Digital Navigators to Promote Acceptance and Engagement With Digital Mental Health Apps in German Outpatient Care: Protocol for a Multicenter, Single-Group, Observational, Mixed Methods Interventional Study (DigiNavi)

Julian Schwarz   ^{1, 2} , MD ;   Kelly Chen   ³ , MSc ;   Hiwa Dashti   ⁴ , MD ;   Martin Heinze   ^{1, 2} , MD ;   Julia Schönbeck   ^{1, 2} , BSc ;   Darja Schubert   ^{1, 2} , MD ;   Benjamin Senst   ⁵ , MD ;   Justin Speck   ^{1, 2} , BSc ;   John Torous   ³ , MD ;   Jan Wolff   ⁶ , MD ;   Laura Uchtmann   ^{1, 2 *} , MSc ;   Eva Meier-Diedrich   ^{1, 2 *} , MSc

¹ Department of Psychiatry and Psychotherapy, Immanuel Hospital Rüdersdorf, Brandenburg Medical School Theodor Fontane, Rüdersdorf bei Berlin, Germany

² Faculty of Health Sciences Brandenburg, Brandenburg Medical School Theodor Fontane, Neuruppin, Germany

³ Division of Digital Psychiatry, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA, United States

⁴ General Practice Dashti, Eberswalde, Germany

⁵ General Practice Zerbaum & Colleagues, Medical Care Centre, Brandenburg an der Havel, Germany

⁶ Peter L Reichertz Institute for Medical Informatics, TU Braunschweig and Hannover Medical School, Hannover, Germany

*these authors contributed equally