TABLE 5.
Susceptibility of 271 isolates of S. pneumoniae to various antimicrobials with respect to penicillin susceptibility
| Antibiotic(s) | No. (%) of isolatesa
|
||||||||
|---|---|---|---|---|---|---|---|---|---|
| Penicillin susceptibleb
|
Intermediately penicillin resistantc
|
Fully penicillin resistantd
|
|||||||
| S | I | R | S | I | R | S | I | R | |
| Amoxicillin | 189 (100) | 0 | 0 | 56 (95) | 3 (5) | 0 | 0 | 9 (39) | 14 (61) |
| Amoxicillin-clavulanate | 189 (100) | 0 | 0 | 57 (97) | 2 (3) | 0 | 0 | 13 (57) | 10 (43) |
| Erythromycin | 181 (96) | 0 | 8 (4) | 34 (58) | 0 | 25 (42) | 16 (70) | 0 | 7 (30) |
| Clindamycin | 186 (98) | 0 | 3 (2) | 36 (61) | 0 | 23 (39) | 19 (83) | 0 | 4 (17) |
| Trimethoprim-sulfamethoxazole | 145 (77) | 0 | 44 (23) | 14 (24) | 0 | 45 (76) | 1 (4) | 0 | 22 (96) |
| Tetracycline | 162 (86) | 7 (4) | 20 (11) | 37 (63) | 2 (3) | 20 (34) | 13 (57) | 0 | 10 (43) |
| Chloramphenicol | 177 (94) | NAe | 12 (6) | 52 (88) | NA | 7 (12) | 16 (70) | NA | 7 (30) |
a
S, susceptible; I, intermediately resistant; R, fully resistant.
b
n = 189.
c
n = 59.
d
n = 23.
e
NA, not applicable.