TABLE 2.
PFGE types of MRSA isolates recovered in China in 2005 and their respective antibiotic resistance profiles
| PFGE type (no. of isolates) | Predominant antibiotic resistance profile (no. of isolates)a | No. of isolates of the following SCCmec type:
|
spa type | MLST allele no. (arc-aro-glp-gmk-pta-tpi-yqi) | ST | CC | Distribution by city (no. of cases)b | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| I | II | III | IV | NT | |||||||
| A (195) | TEDGRCi (116) | 15 | 6 | 166 | 8 | t030 | 2-3-1-1-4-4-3 | 239 | 8 | BJ (141), CC (1), GZ (2), HZ (16), NJ (2), NN (1), SH (4), SY (7), SZ (1), Ur (5), WH (14), XA (1) | |
| B (3) | TEDGRCi (2) | 2 | 1 | t030 | 2-3-1-1-4-4-3 | 239 | 8 | BJ (3) | |||
| C (2) | EDGHSCi (2) | 2 | t030 | 2-3-1-1-4-4-3 | 239 | 8 | BJ (2) | ||||
| D (2) | TEDGRCi (2) | 1 | 1 | t030 | 2-3-1-1-4-4-3 | 239 | 8 | BJ (2) | |||
| E (2) | EDGRSCi (1) | 2 | t030 | 2-3-1-1-4-4-3 | 239 | 8 | BJ (2) | ||||
| F (93) | TEDGH(S)Ci (70) | 1 | 1 | 90 | 1 | t037 | 2-3-1-1-4-4-3 | 239 | 8 | DL (10), GZ (11), HZ (15), NN (2), QD (1), SH (48), SZ (4), WH (2) | |
| G (3) | TEDGSHCi (2) | 2 | 1 | t037 | 2-3-1-1-4-4-3 | 239 | 8 | BJ (3) | |||
| H (7) | TEDGCi (6) | 1 | 6 | t1152 | 2-3-1-1-4-4-3 | 239 | 8 | BJ (7) | |||
| I (1) | TEDGCi (1) | 1 | t1152 | 2-3-1-1-4-4-3 | 239 | 8 | SZ (1) | ||||
| J (2) | TEDGRSCi (1) | 2 | t1152 | 2-3-1-1-4-4-3 | 239 | 8 | SY (2) | ||||
| K (2) | E (2) | 2 | t803 | 2-3-1-1-4-4-3 | 239 | 8 | SY (2) | ||||
| L (39) | TEDGCi (33) | 1 | 27 | 10 | 1 | t002 | 1-4-1-4-12-1-10 | 5 | 5 | BJ (30), GZ (1), HZ (3), SH (3), Ur (1), WH (1) | |
| M (23) | TEDGCi (21) | 20 | 2 | 1 | t002 | 1-4-1-4-12-1-10 | 5 | 5 | DL (4), NN (1), SY (17), WH (1) | ||
| N (3) | TEDGHCi (3) | 2 | 1 | t002 | 1-4-1-4-12-1-10 | 5 | 5 | BJ (2), Ur (1) | |||
| O (2) | TEDCi (2) | 2 | t002 | 1-4-1-4-12-1-10 | 5 | 5 | SH(2) | ||||
| P (1) | TEDGCi (1) | 1 | t002 | 1-4-1-4-12-1-10 | 5 | 5 | BJ (1) | ||||
| Q (1) | EDCi (1) | 1 | t002 | 1-4-1-4-12-1-10 | 5 | 5 | SZ (1) | ||||
| R (1) | TEDCi (1) | 1 | t002 | 1-4-1-4-12-1-10 | 5 | 5 | WH (1) | ||||
| S (1) | Ci (1) | 1 | t002 | 1-4-1-4-12-1-10 | 5 | 5 | CC (1) | ||||
| T (1) | Ci (1) | 1 | t002 | 1-4-1-4-12-1-10 | 5 | 5 | BJ (1) | ||||
| U (6) | TEDCi (4) | 4 | 2 | t189 | 3-1-1-8-1-1-1 | 188 | 1 | HZ (1), QD (5) | |||
| V (3) | TEDGRCi (3) | 2 | 1 | t163 | 19-23-15-2-19-20-15 | 59 | 59 | BJ (2), QD (1) | |||
| W (1) | TEDCi (1) | 1 | t3155 | 22-1-14-23-12-4-31 | 88 | 88 | CC (1) | ||||
| X (1) | ECi (1) | 1 | t318 | 2-2-2-2-6-3-2 | 30 | 30 | BJ (1) | ||||
a
T, tetracycline; E, erythromycin; D, clindamycin; G, gentamicin; H, chloramphenicol; R, rifampin; S, trimethoprim-sulfamethoxazole; Ci, ciprofloxacin; V, vancomycin. Use of parentheses around an abbreviation indicates that not all isolates were resistant to a particular antibiotic.
b
BJ, Beijing; CC, Changchun; DL, Dalian; GZ, Guangzhou; HZ, Hangzhou; NJ, Nanjing; NN, Nanning; QD, Qingdao; SH, Shanghai; SY, Shenyang; SZ, Shenzhen; Ur, Urumchi; WH, Wuhan; XA, Xi'an.