Table 7.
Comparison of antimicrobial resistant patterns of Gram-negative isolates among inpatients and outpatients attending the University of Gondar Referral Hospital from March to May, 2014.
| Antimicrobials | Pattern | Bacterial isolates | X2 | P value | |
|---|---|---|---|---|---|
| Inpatient (n = 61) | Outpatients (n = 16) | ||||
| Tetracycline | S | 13 (21.3) | 8 (50) | 5.2 | 0.02 |
| R | 48 (78.7) | 8 (50) | |||
| Chloramphenicol | S | 25 (41) | 10 (62.5) | 2.3 | 0.12 |
| R | 36 (59) | 6 (37.5) | |||
| Ceftriaxone | S | 28 (45.9) | 15 (93.8) | 11.7 | 0.000 |
| R | 33 (54.1) | 1 (6.2) | |||
| Ampicillin | S | 1 (1.6) | 2 (12.5) | 3.9 | 0.04 |
| R | 60 (98.4) | 14 (87.5) | |||
| Amoxicillin | S | 2 (3.3) | 0 (0) | 0.5 | 0.4 |
| R | 59 (96.7) | 16 (100) | |||
| Gentamycin | S | 28 (45.9) | 13 (31.7) | 6.3 | 0.012 |
| R | 33 (54.1) | 3 (18.7) | |||
| Ciprofloxacin | S | 36 (59) | 13 (81.2) | 2.7 | 0.1 |
| R | 25 (41) | 3 (18.8) | |||
| Trimethoprim-sulfamethoxazole | S | 15 (24.6) | 11 (68.8) | 11 | 0.001 |
| R | 46 (75.4) | 5 (31.2) | |||
S = sensitive, R = resistance, and n = number of isolates.