Table 1. Distribution of patients selected according to the Emergency Severity Index system during the period from June 1st, 2012 to May 31st, 2013.

ESI	n (%)
1	22 (0.03)
2	574 (0.88)
3	37,248 (57.40)
4	22,985 (35.42)
5	1,026 (1.58)
Without classification	3,036 (4.68)
Total	64,891 (100.00)

Source: Hospital Management System – SGH (acronym in Portuguese) of Hospital Israelita Albert Einstein. ESI: Emergency Severity Index.