Table 4.

Comparison of 2006 and 2008 Groups

Year	2006 Retrospective	2008 Prospective
Number of intensive care unit beds	12	24
Total number of patients	718	1770
male, No. (%)	415 (58)	985 (56)
age, mean (SD), years	50 ±20	53 ±20
30-day mortality, No. (%)	124 (17)	185 (10.5)
Patients requiring mechanical ventilation, No. (%)	457 (64)	567 (32)
Medical patients, No. (%)	292 (41)	991 (56)
Post-operative surgical patients, No. (%)	95 (13)	244 (14)
Trauma and traumatic brain injury patients, No. (%)	238 (33)	495 (28)
Neurologic critical care patients, No. (%)	93 (13)	40 (2)