Minimal Clinically Important Difference of Average Daily Steps Measured Through a Consumer Smartwatch in People With Mild-to-Moderate Parkinson Disease: Cross-Sectional Study

Edoardo Bianchini   ^{1, 2, 3} , MD ;   Marika Alborghetti   ¹ , MD, PhD ;   Silvia Galli   ¹ , MD ;   Clint Hansen   ^{2, 4} , PhD ;   Alessandro Zampogna   ^{3, 5} , MD, PhD ;   Antonio Suppa   ^{3, 5} , MD, PhD ;   Marco Salvetti   ^{1, 5} , MD ;   Francesco Ernesto Pontieri   ¹ , MD ;   Domiziana Rinaldi   ¹ , MD, PhD ;   Nicolas Vuillerme   ^{2, 6} , PhD

¹ Department of Neuroscience, Mental Health and Sensory Organs (NESMOS), Sapienza University of Rome, Rome, Italy

² AGEIS, Université Grenoble Alpes, Grenoble, France

³ Department of Human Neurosciences, Sapienza University of Rome, Rome, Italy

⁴ Department of Neurology, Kiel University, Kiel, Germany

⁵ IRCCS Neuromed Institute, Pozzilli, Italy

⁶ Institut Universitaire de France, Paris, France