Continuous Digital Monitoring of Walking Speed in Frail Elderly Patients: Noninterventional Validation Study and Longitudinal Clinical Trial

Arne Mueller   ¹ , PhD ;   Holger Alfons Hoefling   ¹ , PhD ;   Amir Muaremi   ¹ , PhD ;   Jens Praestgaard   ² , PhD ;   Lorcan C. Walsh   ³ , BEng, PhD ;   Ola Bunte   ¹ , MA ;   Roland Martin Huber   ¹ , PhD ;   Julian  Fürmetz   ⁴ , Dr med ;   Alexander Martin Keppler   ⁴ , Dr med ;   Matthias Schieker   ^{1, 4} , Dr med, Prof Dr ;   Wolfgang Böcker   ⁴ , Dr med, Prof Dr ;   Ronenn Roubenoff   ¹ , MD, MHS ;   Sophie Brachat   ¹ , PhD ;   Daniel S. Rooks   ⁵ , MD, PhD ;   Ieuan Clay   ¹ , PhD

¹ Novartis Institutes for BioMedical Research, Basel, Switzerland

² Biostatistics and Pharmacometrics, Novartis Pharmaceuticals Corporation, East Hannover, NJ, United States

³ Novartis Business Services, Novartis Ireland Ltd., Dublin, Ireland

⁴ University Hospital, Ludwigs-Maximillians Universität, Munich, Germany

⁵ Novartis Institutes for BioMedical Research, Cambridge, MA, United States