Development of Telepresence Among Patients and Psychotherapists in the Actor-Partner Interdependence Model: Longitudinal Observational Study of 20 Dyads From a Randomized Trial on Video Consultations in Primary Care

Markus W Haun   ^{1, 2} , PD, Dr med, MSc, MBA ;   Deborah van Eickels   ² , Dr med ;   Isabella Stephan   ² , Dr med ;   Justus Tönnies   ² , MSc, Dr. sc. hum ;   Mechthild Hartmann   ² , Dipl.-Psych ;   Michel Wensing   ³ , Prof Dr ;   Joachim Szecsenyi   ³ , Prof Dr Med ;   Andrea Icks   ^{4, 5} , Prof Dr Dr med, MBA ;   Hans-Christoph Friederich   ^{1, 2} , Prof Dr Med

¹ German Center for Mental Health (DZPG), Partner Site Mannheim-Heidelberg-Ulm, Heidelberg, Germany

² Department of General Internal Medicine and Psychosomatics, Heidelberg University, Heidelberg, Germany

³ Department of General Practice and Health Services Research, Heidelberg University, Heidelberg, Germany

⁴ Heinrich-Heine-University, Centre for Health and Society, Institute for Health Services Research and Health Economics, Duesseldorf, Germany

⁵ German Diabetes Centre, Institute for Health Services Research and Health Economics, Duesseldorf, Germany