“…In fact, elderly patients represent a large number of hospital admissions (Dainty and Elizabeth, 2009), consuming a substantial share of hospital resources (Preyde et al, 2009). This is one of the reasons why an aging population, together with the increasing cost of medical technologies, has been indicated as a major cause of the increase in expenditures (Seshamani and Gray, 2002;Liotta and Brenna, 2007).…”