Table 1. Baseline Characteristics of Patients.

	All (n = 243), n (%)
Age (year) (± SD)	78.96 ± 6.62
Gender
Male	104 (42.8%)
Female	139 (57.2%)
Number of comorbidities (median)	3.0 (1.0 - 8.0)
APACHE II (median)	26.0 (9.0 - 47.0]
Length of stay (mean ± SD)	10.23 ± 8.68
Microbiologically documented infection
Yes	59 (24.2%)
No	184 (75.8%)
Final status
Survivor	144 (59.3%)
Nonsurvivor	99 (40.7%)

APACHE II: acute physiology and chronic health evaluation score II.