Impact of Electronic Patient-Reported Outcomes on Unplanned Consultations and Hospitalizations in Patients With Cancer Undergoing Systemic Therapy: Results of a Patient-Reported Outcome Study Compared With Matched Retrospective Data

Andreas Trojan   ^{1, 2} , MD ;   Christian Kühne   ² , MD ;   Michael Kiessling   ² , MD, PhD ;   Johannes Schumacher   ³ , PhD ;   Stefan Dröse   ³ , PhD ;   Christian Singer   ⁴ , MD ;   Christian Jackisch   ^{5, 6} , MD ;   Christoph Thomssen   ⁷ , MD ;   Gerd A Kullak-Ublick   ² , MD

¹ Oncology, Breast Center Zürichsee, Horgen, Switzerland

² Department of Clinical Pharmacology and Toxicology, University Hospital Zurich, University of Zurich, Zurich, Switzerland

³ palleos healthcare, Wiesbaden, Germany

⁴ Center for Breast Health and Female Medicine, University Hospital Vienna, Vienna, Austria

⁵ Sana Clinic Offenbach, Offenbach, Germany

⁶ Evangelische Kliniken Essen-Mitte GmbH, Essen, Germany

⁷ Department of Gynecology, Martin Luther University Halle-Wittenberg, Halle, Germany