| Blood Isolate | Conventional methods N (%) | Automated blood culture system N (%) |
| Klebsiella | 128 (24.8) | 36 (7.3) |
| Staphylococcus aureus | 114 (22.1) | 301 (61.2) |
| E. coli | 46 (8.9) | 11 (2.2) |
| Enterococcus | 21 (4.1) | 12 (2.4) |
| Proteus spp. | 17 (3.3 | 6 (1.2) |
| Enterobacteriaceae | 17 (3.3) | 6 (1.2) |
| Citrobacter | 16 (3.1) | 41 (8.2) |
| Pseudomonas | 14 (2.7) | 29 (5.9) |
| Salmonella | 14 (2.7) | 2 (0.4) |
| Providencia | 14 (2.7) | 0 (0.0) |
| Alcaligenes | 13 (2.5) | 43 (8.7) |
| Alpha-Haemolytic streptococcus | 13 (2.5) | 0 (0.0) |
| Beta-Haemolytic Streptococcus | 4 (0.7) | 0 (0.0) |
| Yersinia spp. | 4 (0.7) | 0 (0.0) |
| Shigella | 3 (0.5) | 0 (0.0) |
| Morganella | 3 (0.5) | 0 (0.0) |
| Serratia | 2 (0.4) | 0 (0.0) |
| Candida | 2 (0.4) | 0 (0.0) |
| Meningococcus | 1 (0.1) | 0 (0.0) |
| S. faecalis | 1 (0.1) | 2 (0.4) |
| Haemophilus | 1 (0.1) | 0 (0.0) |
| Contaminants | 65 (12.6) | 0 (0.0) |