Table 1.
Frequencies of non-susceptible isolates to the most commonly used antibiotics, Mozambique*
| Isolate | Ampicillin, n/N (%) | Chloramphenicol, n/N (%) | Cotrimoxazole, n/N (%) | Gentamicin, n/N (%) | Erythromycin, n/N (%) | Penicillin, n/N (%) |
|---|---|---|---|---|---|---|
| NTS | 294/395 (74) | 215/393 (55) | 257/390 (66) | 62/387 (16) | NA | NA |
| Streptococcus pneumoniae | 37/326 (11) | 28/384 (7) | 158/360 (44) | NA | 7/376 (2) | 37/326 (11) |
| Staphylococcus aureus | 163/182 (90) | 69/186 (37) | 55/177 (31) | 10/182 (5) | 63/180 (35) | 163/182 (90) |
| Escherichia coli | 148/154 (96) | 121/155 (78) | 127/141 (90) | 42/148 (28) | NA | NA |
| Haemophilus influenzae | 51/111 (46) | 55/109 (50) | 77/100 (77) | 12/107 (11) | NA | NA |
| S. pyogenes | 0/38 (0) | 2/37 (5) | 6/36 (17) | 18/35 (51) | 2/35 (6) | 0/38 (0) |
| Group D Streptococcus | 2/35 (6) | 20/36 (56) | 12/34 (35) | 30/36 (83) | 22/36 (61) | 3/33 (9) |
| S. agalactiae | 0/35 (0) | 10/35 (29) | 5/34 (15) | 33/33 (100) | 11/34 (32) | 0/35 (0) |
| NF GNB oxidase positive | 25/33 (76) | 21/33 (64) | 23/33 (70) | 8/32 (25) | NA | NA |
| NF GNB oxidase negative | 18/32 (56) | 16/31 (52) | 27/32 (84) | 5/31 (16) | NA | NA |
| Enterobacter spp. | 18/20 (90) | 7/20 (35) | 4/20 (20) | 2/18 (11) | NA | NA |
| Neisseria spp. | 0/9 (0) | 0/12 (0) | 3/11 (27) | 0/9 (0) | NA | 0/12 (0) |
| Other Enterobacteria | 7/13 (54) | 11/13 (85) | 7/12 (58) | 0/12 (0) | NA | NA |
| Klebsiella spp. | 12/12 (100) | 6/11 (55) | 7/10 (70) | 2/11 (18) | NA | NA |
| Pseudomonas spp. | 8/10 (80) | 6/10 (60) | 7/10 (70) | 0/10 (0) | NA | NA |
*
n = number of isolates non-susceptible (intermediate or full resistance); N = total number of isolates tested; NTS = Non-typhi Salmonella; NA = not applicable; NF GNB = non-fermenting Gram-negative bacilli.