Table 1 Gram-negative bacteria from monomicrobial blood cultures identified by the direct MALDI-TOF method
| Species | Correctly identified with score value of: | Unidentified | Total | |||
|---|---|---|---|---|---|---|
| 3.000–2.300 | 2.299–2.000 | 1.999–1.700 | <1.700 | |||
| Escherichia coli | 17 | 7 | 24 | |||
| Klebsiella pneumoniae | 12 | 11 | 1 | 1 | 25 | |
| Enterobacter aerogenes | 1 | 1 | 2 | |||
| Enterobacter cloacae | 4 | 4 | ||||
| Morganella morganii | 1 | 1 | 2 | |||
| Serratia marcescens | 1 | 1 | 2 | |||
| Salmonella spp. | 1 | 1 | ||||
| Proteus mirabilis | 1 | 1 | ||||
| Raoultella ornithinolytica | 1 | 1 | ||||
| Pseudomonas aeruginosa | 5 | 3 | 2 | 1 | 1 | 12 |
| Acinetobacter baumannii | 3 | 3 | ||||
| Stenotrophomonas maltophilia | 2 | 2 | ||||
| Acinetobacter ursingii | 1 | 1 | ||||
| Total | 38 | 35 | 4 | 1 | 2 | 80 |