Table 6.
Comparison of antimicrobial resistant patterns of Gram-positive 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 = 36) | Outpatients (n = 23) | ||||
| Vancomycin | S | 35 (97.2) | 23 (100) | 0.65 | 0.42 |
| R | 1 (2.8) | 0 (0) | |||
| Oxacillin | S | 5 (13.9) | 10 (43.5) | 6.48 | 0.01 |
| R | 31 (86.1) | 13 (56.5) | |||
| Penicillin | S | 2 (18.2) | 9 (39.1) | 10.4 | 0.001 |
| R | 34 (70.8) | 14 (60.8) | |||
| Cloxacillin | S | 17 (47.2) | 19 (82.6) | 7.3 | 0.007 |
| R | 19 (52.8) | 4 (17.4) | |||
| Erythromycin | S | 9 (25) | 17 (73.9) | 13.6 | 0.00 |
| R | 27 (75) | 6 (26) | |||
| Tetracycline | S | 11 (30.6) | 13 (56.5) | 3.9 | 0.048 |
| R | 25 (69.4) | 10 (43.5) | |||
| Chloramphenicol | S | 21 (48.8) | 22 (51.2) | 9.8 | 0.002 |
| R | 15 (41.7) | 1 (6.2) | |||
| Ceftriaxone | S | 21 (58.3) | 22 (95.6) | 9.8 | 0.002 |
| R | 15 (41.6) | 1 (4.3) | |||
| Ampicillin | S | 2 (5.6) | 6 (26.1) | 5.0 | 0.025 |
| R | 34 (94.4) | 17 (73.9) | |||
| Amoxicillin | S | 3 (8.3) | 7 (30.4) | 4.8 | 0.027 |
| R | 33 (91.7) | 16 (69.6) | |||
| Gentamycin | S | 25 (69.4) | 22 (95.6) | 5.9 | 0.015 |
| R | 11 (30.6) | 1 (4.4) | |||
| Ciprofloxacin | S | 24 (66.7) | 23 (100) | 9.6 | 0.002 |
| R | 12 (33.3) | 0 (0) | |||
| Trimethoprim-sulfamethoxazole | S | 13 (36.1) | 23 (100) | 24 | 0.00 |
| R | 23 (63.9) | 0 (0) | |||
S = sensitive, R = resistance, and n = number of isolates.