“…Such a nurse call system should allow the patient to indicate whether the call is (1) an urgent call, (2) a normal call, or (3) an orderly assistance. However, few such nurse call systems are implemented in hospitals today [17] and only a few have been reported on in scientific litterature [18,19]. Within healthcare, and other contexts, call screening has been advocated as a way to allow people to manage interruptions mediated through mobile phones [20][21][22].…”