“…Quality of care (QoC) in nursing homes has many aspects and various proxies have been used to evaluate the QoC, such as the death rate, the occurrence/lack of pressure ulcers, nutrition status, dehydration, change in performance of the activities of daily living (ADL), cognitive status and behavioural problems (1–4). Other studies have focused on the provision of services as indicators of QoC (1, 5–7) or nursing home complaints has been used to evaluate nursing home QoC(8). Some studies focus on a single item to judge the QoC (4, 9, 10), while others look at several outcome variables (1, 2, 11, 12).…”