Table 3. Microorganisms Causing HAIs.

Name of Microorganisms	All pathogen isolated (total = 726) n (%)	Pathogen for pneumonia (total = 587) n (%)	Pathogen for blood stream infections (total = 44) n (%)	Pathogen for surgical site infections (total = 34) n (%)	Pathogen for urinary tract infections (total = 25) n (%)
Gram-negative bacteria	611 (84.2)	516 (87.9)	28 (63.6)	25 (73.5)	15 (60.0)
Acinetobacter baumannii	177 (24.4)	151 (25.7)	10 (22.7)	2 (5.9)	5 (20.0)
Pseudomonas aeruginosa	100 (13.8)	92 (15.7)	2 (4.5)	3 (8.8)	0
Klebsiella pneumoniae	84 (11.6)	68 (11.6)	5 (11.4)	8 (23.5)	1 (4.0)
Acinetobacter spp.	46 (6.3)	46 (7.8)	0	0	0
Escherichia coli	39 (5.4)	20 (3.4)	6 (13.6)	4 (11.8)	3 (12.0)
Enterobacteriaceae	36 (5.0)	26 (4.4)	1 (2.3)	2 (5.9)	5 (20.0)
Klebsiella spp.	35 (4.8)	26 (4.4)	2 (4.5)	2 (5.9)	1 (4.0)
Providencia spp.	28 (3.9)	25 (4.3)	0	2 (5.9)	0
Klebsiella oxytoca	19 (2.6)	18 (3.1)	0	1 (2.9)	0
Achromobacter spp.	18 (2.5)	17 (2.9)	0	1 (2.9)	0
Stenotrophomonas maltophilia	6 (0.8)	6 (1.0)	0	0	0
Gram-negative bacilli others	18 (2.5)	17 (2.9)	1 (2.3)	0	0
Gram-negative cocci other	4 (0.6)	4 (0.7)	0	0	0
Anaerobic bacilli	1 (0.1)	0	1 (2.3)	0	0
Gram-positive bacteria	104 (14.3)	65 (11.1)	15 (34.1)	9 (26.5)	7 (28.0)
Staphylococcus aureus	39 (5.4)	28 (4.8)	6 (13.6)	3 (8.8)	0
Staphylococcus spp.	19 (2.6)	11 (1.9)	6 (13.6)	0	1 (4.0)
Streptococcus spp.	11 (1.5)	9 (1.5)	0	1 (2.9)	0
Enterococcus spp.	16 (2.2)	9 (1.5)	2 (4.5)	1 (2.9)	2 (8.0)
Enterococcus faecalis	8 (1.1)	2 (0.3)	1 (2.3)	3 (8.8)	2 (8.0)
Enterococcus faecium	5 (0.7)	0	0	1 (2.9)	2 (8.0)
Gram-positive bacilli other	6 (0.8)	6 (1.0)	0	0	0
Fungi	11 (1.5)	6 (1.0)	1 (2.3)	0	3 (12.0)
Candida spp.	10 (1.4)	5 (0.8)	1 (2.3)	0	3 (12.0)
Other fungi	1 (0.1)	1 (0.2)	0	0	0