1. School of Nursing, Universidad de Valparaíso, 2540064 Valparaíso, Chile
2. Data Science Laboratory, Department of Computer Science, Faculty of Engineering, Universidad de Playa Ancha, 2360002 Valparaíso, Chile
3. Nursing Research Group (GIENF Code 241), Nursing Department, Universitat Jaume I, 12071 Castellón de la Plana, Spain
4. Nursing and Healthcare Research Unit (INVESTÉN-ISCIII), Institute of Health Carlos III, 28029 Madrid, Spain
5. Network Biomedical Research Center on Frailty and Healthy Aging (CIBERFES), Institute of Health Carlos III, 28029 Madrid, Spain