A One-Year Study Using Digital Biomarkers From Sensing Technologies to Assess Changes in Physical Activity Levels and Sleep Quality in Nursing Home Residents With Dementia: Observational Study - Lydia D Boyle; Monica Patrascu; Bettina S Husebo; Kristoffer Haugarvoll; Ole Martin Steihaug; Brice Marty (JMIR Nursing, 2026)