Table 4.
Spectrum of organisms identified during the study period 2011–2012
| CA-BSI n/N (%) |
HA-BSI n/N (%) |
HCA-BSI n/N (%) |
Total BSIs n/N (%) |
|
|---|---|---|---|---|
| (N = 248) | (N = 371) | (N = 74) | (N = 693) | |
| Gram-negative bacteria | 117 (47.2) | 240 (64.7) | 43 (58.1) | 400 (57.7) |
| Escherichia coli | 49 (19.8) | 33 (8.9) | 10 (13.5) | 92 (13.3) |
| Klebsiella pneumoniae | 5 (2) | 78 (21) | 9 (12.2) | 92 (13.3) |
| Acinetobacter baumanii | 4 (1.6) | 54 (14.6) | 1 (1.4) | 59 (8.5) |
| Pseudomonas aeruginosa | 3 (1.2) | 19 (5.1) | 4 (5.4) | 26 (3.8) |
| Non-typhoidal Salmonella | 11 (4.4) | 6 (1.6) | 3 (4.1) | 20 (2.9) |
| Enterobacter cloacae | 3 (1.2) | 12 (3.2) | 3 (4.1) | 18 (2.6) |
| Serratia marcescens | 0 (0) | 17 (4.6) | 1 (1.4) | 18 (2.6) |
| Neisseria meningitidis | 12 (4.8) | 0 (0) | 1 (1.4) | 13 (1.9) |
| Haemophilus influenza B | 6 (2.4) | 1 (0.3) | 2 (2.7) | 9 (1.3) |
| Salmonella typhi | 4 (1.6) | 0 (0) | 0 (0) | 4 (0.6) |
| Other | 20 (8.1) | 20 (5.4) | 9 (12.2) | 49 (7.1) |
| Gram-positive bacteria | 124 (50) | 97 (26.1) | 28 (37.8) | 249 (35.9) |
| Staphylococcus aureus | 55 (22.2) | 37 (10) | 11 (14.9) | 103 (14.9) |
| Streptococcus pneumoniae | 45 (18.1) | 6 (1.6) | 6 (8.1) | 57 (8.2) |
| Enterococcus faecalis | 4 (1.6) | 23 (6.2) | 5 (6.8) | 32 (4.6) |
| Streptococcus group B | 13 (5.2) | 0 (0) | 4 (5.4) | 17 (2.5) |
| Enterococcus faecium | 2 (0.8) | 14 (3.8) | 0 (0) | 16 (2.3) |
| Other | 5 (2) | 17 (4.6) | 2 (2.7) | 24 (3.5) |
| Mycobacterium tuberculosis | 1 (0.4) | 1 (0.3) | 0 (0) | 2 (0.3) |
| Fungi | 6 (2.4) | 33 (8.9) | 3 (4.1) | 42 (6.1) |
| Candida albicans | 1 (0.4) | 16 (4.3) | 2 (2.7) | 19 (2.7) |
| Candida parapsilosis | 1 (0.4) | 9 (2.4) | 1 (1.4) | 11 (1.6) |
| Other Candida species | 4 (1.6) | 8 (2.2) | 0 (0) | 12 (1.7) |
N = denominator used unless otherwise stated