Raw data: Validity of fitness trackers when worn by older adults

Co-authors of the dataset: Marina Dobnik ² , Stefan Loefler ^3,4,6 , Christian Hofer ⁴ and Nejc Šarabon ^2,5 ¹ University of Primorska, Andrej Marušič Institute, Muzejski trg 2, 6000 Koper, Slovenia; [e-mail] ² University of Primorska, Faculty of Health Sciences, Polje 42, 6310 Izola, Slovenia; [e-mail] ³ Physiko- & Rheumatherapie, Institute for Physical Medicine and Rehabilitation, 3100 St. Pölten, Austria; [e-mail] ⁴ Ludwig Boltzmann Institute for Rehabilitation Research, Neugebäudeplatz 1, 3100 St. Pölten, Austria; [e-mail] ⁵ InnoRenew CoE, Livade 6, 6310 Izola, Slovenia