Table 1.

The results of direct identification of uropathogenic species by tandem mass spectrometry analysis and de novo sequencing with Protein Acrobat. The results are compared to the standard urine culture test, and bolded if they are misidentified.

Standard Urine Culture	Proteomic Method	Conf. 1	Standard Urine Culture	Proteomic Method	Conf. 1
Klebsiella pneumoniae	Escherichia coli	1	Escherichia coli	Escherichia coli	3
Klebsiella aerogenes	/2	1	Escherichia coli	Escherichia coli	3
Klebsiella pneumoniae	Escherichia coli	1	Escherichia coli	Escherichia coli	3
Escherichia coli	Escherichia coli	1	Escherichia coli	Escherichia coli	3
Candida albicans	Candida albicans	2	Escherichia coli	Escherichia coli	3
Escherichia coli	Escherichia coli	2	Escherichia coli	Escherichia coli	3
Escherichia coli	Escherichia coli	2	Escherichia coli	Escherichia coli	3
Klebsiella pneumoniae	Klebsiella pneumoniae	2	Escherichia coli	Escherichia coli	3
Enterococcus faecalis	Enterococcus faecalis	2	Enterococcus faecalis	Enterococcus faecalis	3
Proteus mirabilis	Proteus mirabilis	2	Enterococcus faecalis	Enterococcus faecalis	3
Stenotrophomonas maltophilia	Stenotrophomonas maltophilia	2	Pseudomonas aeruginosa	Pseudomonas aeruginosa	3
Citrobacter freundii	Klebsiella pneumoniae	3	Pseudomonas aeruginosa	Pseudomonas aeruginosa	3
Escherichia coli	Escherichia coli	3	Pseudomonas aeruginosa	Pseudomonas aeruginosa	3
Escherichia coli	Escherichia coli	3	Pseudomonas aeruginosa	Pseudomonas aeruginosa	3
Escherichia coli	Escherichia coli	3	Proteus mirabilis	Proteus mirabilis	3
Escherichia coli	Escherichia coli	3	Proteus mirabilis	Proteus mirabilis	3
Escherichia coli	Escherichia coli	3

¹ Confidence level: high-confidence level score, 3; medium-confidence level score, 2; and low-confidence level score, 1. ² Not identified.