RESUMEN
Tunisia, similar to many countries, has a problem of overcrowd ing of the emergency departments [ED]. This study aimed to analyse the reasons for using EDs, and to describe the seriousness of the attendees' condition and their itinerary before their arrival at ED. This cross-sectional study in 2009 was conducted in ED of 4 hospitals in GreaterTunis and targeted 1058 patients of both sexes, aged >/= 18 years, with stratification according to time of day of presentation to ED [morning, afternoon and evening]. Information was recorded on the sociodemographic characteristics of the study participants, reasons for choosing ED, time of and reason for consultation, diagnosis and severity of illness. Over half the patients [52.5%] were male and the mean age was 46.0 [SD 18.1] years. The main reasons for choosing the ED were: speed [54.0%] and ease of access [47.7%] of ER and occurrence of an acute episode [26.4%], Patients with serious illness accounted for only 6.3% of those interviewed. Implementation of good practices and better coordination between public and private services and the ED are needed to reduce unnecessary visits to ED