Table 2.
Susceptibility of the 97 serotype 23F strains to seven antimicrobial in different clonal complexes (CCs) and sequence types (STs)
| CCs | No. | PEN | CRO | CXM | ERY | SXT | TCY | CHL | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Int | Res | Int | Res | Int | Res | Int | Res | Int | Res | Int | Res | Int | Res | ||
| CC342 | 59 | ||||||||||||||
| ST342 | 45 | 0 | 0 | 1 (2·2) | 0 | 0 | 0 | 0 | 43 (95·6) | 0 | 42 (93·3) | 1 (2·2) | 41 (91·1) | 0 | 6 (13·3) |
| Others | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 (100) | 1 (7·1) | 13 (92·9) | 1 (7·1) | 11 (85·7) | 0 | 1 (7·1) |
| CC81 | 18 | ||||||||||||||
| ST81 | 17 | 0 | 0 | 3 (17·6) | 0 | 0 | 17 (100) | 0 | 17 (100) | 0 | 17 (100) | 3 (17·6) | 14 (82·4) | 0 | 4 (23·5) |
| ST83 | 1 | 0 | 1 (100) | 0 | 1 (100) | 0 | 1 (100) | 0 | 1 (100) | 0 | 1 (100) | 0 | 1 (100) | 0 | 1 (100) |
| CC242 | 7 | ||||||||||||||
| ST242 | 5 | 0 | 0 | 0 | 0 | 0 | 4 (80) | 0 | 5 (100) | 2 (40) | 3 (60) | 0 | 4 (80) | 0 | 1 (20) |
| ST880 | 2 | 0 | 0 | 0 | 0 | 0 | 2 (100) | 0 | 2 (100) | 1 (50) | 1 (50) | 0 | 2 (100) | 0 | 1 (50) |
| Other CCs | 15 | 0 | 0 | 0 | 1 (6·7) | 0 | 0 | 0 | 15 (100) | 1 (6·7) | 13 (86·7) | 1 (6·7) | 14 (93·3) | 0 | 3 (20) |
| Total | 99 | 0 | 1 (1·0) | 4 (4·0) | 2 (2·0) | 0 | 24 (24·2) | 0 | 97 (97·9) | 5 (5·1) | 90 (90·9) | 6 (6·1) | 87 (87·9) | 0 | 17 (17·2) |
PEN, Penicillin; AMC, amoxicillin–clavulanic acid; CXM, cefuroxime; CHL, chloramphenicol; SXT, sulfamethoxazole–trimethoprim; CRO, ceftriaxone; ERY, erythromycin; VAN, vancomycin; TCY, tetracycline; Int, Intermediate; Res, resistant.