Objectives 

The aim of this study is to evaluate the Manchester Triage system:

• Analyse waiting times at an hospital’s emergency service where it is applied;
• Clarify the differences between theory and practice on the maximum waiting time; 
• Confirm the correspondence between the colour assigned and the waiting time, if the mean time from MTS to first medical assessment determined in
• theory is being done successfully in practice; 
• Analyse the outcome of the patients who waited more time than what was expected; 
• Understand if the rate of death is superior in the patients who waited more time in the Urgency; 
• See if there are any differences in the results along the time.