1. Faculty of Occupational Therapy, Logopedia and Nursing; University of Castilla-La Mancha Talavera de la Reina Toledo Spain
2. Social and Health Care Research Center, University of Castilla-La Mancha; Cuenca Spain
3. University of Turku; Department of Nursing; Turku Finland
4. University of Turku; Department of Mathematics and Statistics; Turku Finland