Table 3.

Frequency of VAP organisms and MDROs.

VAP species	Count	MDRO
Staphylococcus aureus	14 (28%)	6 (12%)
Klebsiella spp	10 (20%)	2 (4%)
Pseudomonas spp	8 (16%)	8 (16%)
Escherichia coli	4 (8%)	1 (2%)
Stentrophomonas maltophilia	2 (4%)	2 (4%)
Serratia spp	2 (4%)	1 (2%)
Haemophilus influenzae	2 (4%)
Moraxella catarrhalis	2 (4%)
Citrobacter spp	2 (4%)
Enterobacter spp	1 (2%)
Streptococcus pneumoniae	2 (4%)
Streptococcus agalactiae	1 (2%)
Total	50	20 (40%)

VAP–ventilator associated pneumonia; MDRO–multi-drug resistant organism; Spp–species.