TABLE 2.
Molecular epidemiology of health care- and community-associated Enterococcus faecium isolates
| Group | CC | ST | MLST allelic profile | Pulsotypes identified by PFGE (no. of isolates) | Total no. (%) of isolates | No. of isolates with vanA gene | No. of isolates with vanB gene | No. of health care-associated isolates | No. of community-associated isolates |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 17 | 203 | 15-1-1-1-1-20-1 | Efm1 (77), Efm2 (48), Efm6 (15), Efm12 (4), Efm14 (3), Efm15 (3), Efm16 (3), Efm17 (2), Efm35 (1), Efm41 (1), Efm50 (1), Efm69 (1) | 159 (46.6) | 79 | 153 | 6 | |
| 17 | 1-1-1-1-1-1-1 | Efm5 (26), Efm9 (4), Efm10 (4), Efm11 (4), Efm18 (2), Efm19 (2), Efm36 (1), Efm46 (1), Efm49 (1), Efm54 (1), Efm57 (1) | 47 (13.8) | 4 | 47 | ||||
| 341 | 15-5-1-1-1-1-1 | Efm3 (37), Efm32 (1) | 38 (11.1) | 1 | 33 | 38 | |||
| 555 | 4-1-1-1-1-1-1 | Efm4 (34) | 34 (10.0) | 2 | 30 | 4 | |||
| 252 | 1-5-1-1-1-1-1 | Efm7 (10), Efm38 (1) | 11 (3.2) | 1 | 11 | ||||
| 80 | 9-1-1-1-12-1-1 | Efm8 (5), Efm28 (1) | 6 (1.8) | 1 | 2 | 6 | |||
| 202 | 1-1-1-1-1-7-1 | Efm48 (1) | 1 (0.3) | 1 | |||||
| 117 | 9-1-1-1-1-1-1 | Efm72 (1) | 1 (0.3) | 1 | |||||
| 233 | 1-1-1-1-1-20-1 | Efm37 (1) | 1 (0.3) | 1 | |||||
| UD | 414 | 15-5-1-1-1-20-1 | Efm23 (1), Efm64 (1) | 2 (0.6) | 2 | 1 | 1 | ||
| UD | 192 | 15-1-1-1-1-7-1 | Efm24 (1) | 1 (0.3) | 1 | ||||
| UD | 266 | 15-1-6-6-1-7-1 | Efm20 (2) | 2 (0.6) | 2 | ||||
| UD | 869 | 15-1-1-6-1-7-1 | Efm55 (1) | 1 (0.3) | 1 | ||||
| 2 | 22 | 22 | 2-3-1-2-1-1-1 | Efm13 (3), Efm40 (1) | 4 (1.2) | 4 | |||
| 682 | 3-3-2-2-1-1-1 | Efm29 (1) | 1 (0.3) | 1 | |||||
| 533 | 2-3-1-14-1-1-1 | Efm31 (1) | 1 (0.3) | 1 | |||||
| 32 | 3-3-1-2-1-1-1 | Efm63 (1) | 1 (0.3) | 1 | |||||
| 21 | 9-3-1-2-1-1-1 | Efm71 (1) | 1 (0.3) | 1 | |||||
| 3 | 178 | 361 | 13-8-8-8-6-51-6 | Efm26 (1) | 1 (0.3) | 1 | |||
| 94 | 13-8-8-8-6-10-6 | Efm30 (1), Efm61 (1) | 2 (0.6) | 1 | 1 | ||||
| 604 | 13-8-8-23-6-27-6 | Efm60 (1) | 1 (0.3) | 1 | |||||
| 60 | 13-8-8-8-11-10-6 | Efm62 (1) | 1 (0.3) | 1 | |||||
| 178 | 13-8-8-8-6-27-6 | Efm67 (1) | 1 (0.3) | 1 | |||||
| 4 | UDb | 18 | 7-1-1-1-5-1-1 | Efm21 (1), Efm22 (1), Efm45 (1) | 3 (0.9) | 3 | |||
| UD | 273 | 7-3-1-1-5-7-1 | Efm53 (1) | 1 (0.3) | 1 | ||||
| UD | 262 | 7-1-1-1-5-7-1 | Efm51 (1) | 1 (0.3) | 1 | ||||
| 5 | UD | 674 | 25-8-14-22-10-73-6 | Efm47 (1) | 1 (0.3) | 1 | |||
| UD | 648 | 25-8-14-22-10-71-6 | Efm68 (1) | 1 (0.3) | 1 | ||||
| Sa | S | 19 | 7-1-1-1-1-11-1 | Efm27 (1) | 1 (0.3) | 1 | |||
| S | S | 54 | 2-9-6-6-1-11-1 | Efm25 (1) | 1 (0.3) | 1 | |||
| S | S | 264 | 5-4-6-6-2-1-8 | Efm33 (1) | 1 (0.3) | 1 | |||
| S | S | 870 | 25-8-14-22-10-19-11 | Efm34 (1) | 1 (0.3) | 1 | |||
| S | S | 583 | 5-18-14-22-8-26-6 | Efm39 (1) | 1 (0.3) | 1 | |||
| S | S | 867 | 3-7-3-73-1-1-1 | Efm42 (1) | 1 (0.3) | 1 | |||
| S | S | 639 | 2-40-12-3-1-1-1 | Efm43 (1) | 1 (0.3) | 1 | |||
| S | S | 798 | 5-13-18-17-8-19-6 | Efm44 (1) | 1 (0.3) | 1 | |||
| S | S | 868 | 4-5-1-6-1-92-1 | Efm52 (1) | 1 (0.3) | 1 | |||
| S | S | 863 | 4-59-1-1-1-20-1 | Efm58 (1) | 1 (0.3) | 1 | 1 | ||
| S | S | 47 | 9-2-1-11-1-14-5 | Efm59 (1) | 1 (0.3) | 1 | |||
| S | S | 873 | 5-4-1-3-1-1-5 | Efm65 (1) | 1 (0.3) | 1 | |||
| S | S | 871 | 36-21-9-17-10-59-6 | Efm66 (1) | 1 (0.3) | 1 | |||
| S | S | 875 | 15-1-1-22-1-20-6 | Efm70 (1) | 1 (0.3) | 1 | |||
| S | S | 866 | 13-8-58-72-6-27-6 | Efm73 (1) | 1 (0.3) | 1 | |||
| NTc | Efm56 (1) | 1 (0.3) | 1 |
a
UD, undefined.
b
S, singleton.
c
NT, nontypeable using recommended Enterococcus faecium MLST primers.