Ann Clin Microbiol 2023;26:19-27. Evaluation of two commercial kits for rapid pathogen identification directly from positive blood cultures by matrix-associated laser desorption/ionization time-of-flight mass spectrometry
Table 3. Accurate identification rates of monomicrobial and polymicrobial cases
Gram stain (n)MALDI Biotyper Sirius VITEK MS PRIME
SepsiTyper No. (%)SepsiPrep No. (%) SepsiTyper No. (%)SepsiPrep No. (%)
Monomicrobial cases (44)     
Species/Genus level40 (90.9)31 (70.5) 33 (75.0)29 (65.9)
Species level37 (84.1)28 (63.6) 32 (72.7)28 (63.6)
Polymicrobial cases (6)     
More than 1 species/genus level5 (83.3)4 (66.7) 5 (83.3)3 (50.0)
More than 1 species level2 (33.3)1 (16.7) 2 (33.3)1 (16.7)
2 species level1 (16.7)0 (0.0) 0 (0.0)0 (0.0)
Total (50)     
Species/Genus level45 (90.0)35 (70.0) 38 (76.0)32 (64.0)
Species level39 (78.0)29 (58.0) 34 (68.0)29 (58.0)