Table 2.
Isolation rates of bacteria in clinical samples collected from different site of infections occurred among patients at Debre Markos Referral Hospital (2011–2014)
| Type of isolated organism | Type of clinical specimens | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Wound (n = 238) |
Ear (n = 58) |
Urine (n = 108) |
Stool (n = 58) |
Blood (n = 41) |
Urethral discharge (n = 28) |
Nasal/throat swab (n = 12) |
CSF (n = 32) |
Total (n = 575) |
|
| S. aureus | 70 (77.8) | 18 (32.7) | 3 (6.3) | – | 2 (10.5) | 4 (19) | 3 (33.3) | – | 100 (35.4) |
| E. coli | 5 (5.6) | 2 (3.6) | 27 (60) | 1 (2.9) | 4 (21.1) | – | – | 0 | 39 (13.9) |
| P. aeruginosa | 6 (6.7) | 19 (34.5) | 5 (10.4) | 0 | 0 | – | – | – | 30 (10.7) |
| Salmonella spp. | – | – | – | 24 (68.6) | 1 (5.3) | – | – | – | 25 (8.9) |
| Shigella spp. | – | – | – | 10 (28.6) | – | – | – | – | 10 (3.6) |
| N. gonorrhoeae | – | – | – | – | 0 | 16 (76.2) | 0 | 0 | 16 (5.7) |
| S. pneumoniae | 0 | 6 (10.9) | – | – | 7 (36.8) | – | 2 (22.2) | 1 | 16 (5.7) |
| S. pyogenes | 3 (3.3) | 7 (12.7) | 0 | – | 3 (15.8) | – | 4 (44.4) | 0 | 17 (6.1) |
| Klebsiella spp. | 0 | 4 (7.3) | 7 (14.6) | 0 | 0 | – | – | – | 11 (3.9) |
| N. meningitidis | – | – | – | – | 2 (10.5) | – | 0 | 1 | 3 (1.1) |
| Proteus spp. | 3 (3.3) | 0 | 1 (2.1) | – | 0 | – | – | – | 4 (1.4) |
| S. agalactiae | – | – | 2 (4.2) | – | 0 | 1 (4.8) | 0 | – | 3 (1.1) |
| Enterobacter | 3 (3.3) | 0 | 0 | – | – | – | – | – | 3 (1.1) |
| Citrobacter | 0 | 0 | 3 (6.3) | – | 0 | – | – | – | 3 (1.1) |
| Total isolation rate | 90 (32.1) | 56 (20) | 48 (17.1) | 35 (12.5) | 19 (6.8) | 21 (7.5) | 9 (3.2) | 2 (0.7) | 280 (100) |
n total number of clinical specimens processed to isolate pathogens