Table 1.

Demographic and clinical characteristics of patients

	Total (%)
	75
Male/Female	39/36
Age (years, mean ± SD)	73.6 ± 1 7.3
APACHE II score (mean ± SD)	15.6 ± 8.1
Disease severity
Sepsis	41 (54.7)
Severe Sepsis	25 (33.3)
Septic Shock	9 (12.0)
Type of infection
Acute pyelonephritis	25 (33.3)
Intra-abdominal infections	16 (21.3)
Lung infections	14 (18.7)
Bloodstream infections	20 (26.7)
Bacterial isolate
None	39 (52.0)
Escherichia coli	17 (22.7)
Klebsiella pneumoniae	7 (9.3)
Acinetobacter baumannii	3 (4.0)
Proteus mirabilis	2 (2.7)
Pseudomonas aeruginosa	2 (2.7)
Enterococcus faecalis	2 (2.7)
Other	3 (4.0)
28-day mortality	16 (21.3)