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Table 2 Definitive identification and direct MALDI-TOF MS identification of three polymicrobial blood cultures

From: Development of a rapid and simplified protocol for direct bacterial identification from positive blood cultures by using matrix assisted laser desorption ionization time-of- flight mass spectrometry

No. of positive blood culture flasks /No. of collected blood culture flasks

Definitive identification of mixed culture

Direct identification from blood cultures by MALDI-TOF MS using in-house method A and B (score values)

4 / 4

4 / 4

Staphylococcus epidermidis

Enterococcus faecalis

Staphylococcus epidermidis (1.765 and <1.7)

6 / 6

6 / 6

2 / 6

Escherichia coli

Streptococcus mitis

Streptococcus oralis

Escherichia coli (2.139 and 2.091)

1 / 6

1 / 6

Staphylococcus hominis

Staphylococcus epidermidis

Staphylococcus hominis (1.838 and 1.836)