Research Article
Bacterial Etiology of Bloodstream Infections and Antimicrobial Resistance Patterns from a Tertiary Care Hospital in Malé, Maldives
Table 8
Antimicrobial resistance pattern of Gram-positive isolates among two-year study period.
| | Antimicrobial agents | Streptococcus spp. (n = 23) | Coagulase-negative Staphylococcus CoNS (n = 246) | Staphylococcus aureus (n = 62) | Enterococcus spp. (n = 7) | | Resistance (%) | value | Resistance (%) | value | Resistance (%) | value | Resistance (%) | value | | 2016 (n = 14) | 2017 (n = 9) | 2016 (n = 128) | 2017 (n = 118) | 2016 (n = 38) | 2017 (n = 24) | 2016 (n = 3) | 2017 (n = 4) |
| | Ampicillin | 0 (0) | 0 (0) | — | 93 (73) | 85 (73) | 0.999 | 32 (86) | 19 (83) | 0.038 | 0 (0) | 0 (0) | — | | Piperacillin/tazobactam | 0 (0) | 0 (0) | — | 1 (5) | 0 (0) | 0.826 | 0 (0) | — | — | 0 (0) | 0 (0) | — | | Cloxacillin | 0 (0) | 0 (0) | — | 14 (16) | 4 (10) | 0.695 | 0 (0) | 0 (0) | — | — | — | — | | Cephalexin | 1 (8) | 1 (11) | 0.675 | 39 (32) | 36 (34) | 0.788 | 13 (38) | 8 (38) | 0.162 | 2 (67) | 2 (67) | 1.000 | | Cefuroxime | 0 (0) | — | — | 1 (33) | 0 (0) | 0.667 | — | 1(50) | — | — | — | — | | Cefotaxime | 0 (0) | 0 (0) | — | 34 (33) | 32 (30) | 0.628 | 10 (30) | 5 (25) | 0.495 | 1(50) | — | — | | Ceftazidime | — | — | — | — | 2(100) | — | — | — | — | — | — | — | | Ceftriaxone | 0 (0) | 0 (0) | — | 4 (44) | 1 (50) | 0.050 | 1 (100) | 1 (100) | — | 0(0) | — | — | | Cefepime | — | — | — | — | — | — | — | — | — | — | — | — | | Vancomycin | — | — | — | 0 (0) | 0 (0) | — | 0 (0) | 0 (0) | — | — | — | — | | Gentamicin | 7 (64) | 1 (33) | 0.376 | 32 (30) | 20 (28) | 0.835 | 4 (13) | 1 (8) | 0.664 | 2 (67) | 2 (67) | 1.000 | | Tobramycin | — | — | — | — | — | — | — | — | — | — | — | — | | Amikacin | 1(100) | — | — | 0 (0) | 0(0) | — | 0 (0) | 0 (0) | — | — | 1 (100) | — | | Netilmicin | — | — | — | 0 (0) | — | — | — | — | — | — | — | — | | Ciprofloxacin | 1 (10) | 3 (33) | 0.216 | 34 (32) | 27 (26) | 0.377 | 11 (37) | 6 (29) | 0.538 | 2 (67) | 2 (67) | 1.000 | | Cotrimoxazole | 5 (45) | 4 (67) | 0.078 | 32 (27) | 16 (16) | 0.063 | 3 (9) | 1(5) | 0.957 | 2 (67) | 1 (100) | 0.071 |
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n = bacterial isolates among patients tested. Note: p values in bold indicate significant effects.
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