Table 4.

Primary ICU admission diagnosis categories for non-trauma surgical patients (n=536)

ICU admission diagnosis	n	%
Respiratory	195	36.38
Cardiovascular	139	25.93
Infectious	128	23.88
Gastrointestinal	127	23.69
Neurological	106	19.78
Monitoring	89	16.60
Renal	63	11.75
Metabolic	50	9.33
Hematological	41	7.65
Psychiatric	3	0.56

Categories are not mutually exclusive.

ICU, intensive care unit.