Table 1. Distribution of ESKAPE2 pathogen infection episodes in 357 hospital wards.
| Species | Resistance profile | Acronym | No. of episodes (%), n = 13,915 | No. of wards (%), n = 357 | Concentration indexa (%) (95% CI) |
|---|---|---|---|---|---|
| E. coli | Susceptible to 3GC and carbapenems | EC | 6,303 (45.3) | 328 (91.9) | 0.6 (0.6, 0.7) |
| 3GC-resistant | 3GCREC | 737 (5.3) | 207 (58.0) | 0.7 (0.6, 0.8) | |
| Carbapenem-resistant | CREC | 24 (0.2) | 24 (5.6) | 1.4 (0.0, 3.9) | |
| K. pneumoniae | Susceptible to 3GC and carbapenems | KP | 1,133 (8.1) | 249 (69.7) | 0.7 (0.6, 0.8) |
| 3GC-resistant | 3GCRKP | 530 (3.8) | 175 (49.0) | 0.9 (0.7, 1.0) | |
| Carbapenem-resistant | CRKP | 43 (0.3) | 32 (9.0) | 1.7 (0.0, 3.5) | |
| E. cloacae complex | Susceptible to 3GC and carbapenems | EB | 277 (2.0) | 140 (39.2) | 1.0 (0.7, 1.3) |
| 3GC-resistant | 3GCREB | 212 (1.5) | 116 (32.5) | 0.8 (0.5, 1.0) | |
| Carbapenem-resistant | CREB | 102 (0.7) | 74 (20.7) | 0.7 (0.3, 1.1) | |
| P. aeruginosa | Carbapenem-susceptible | PA | 1,076 (7.7) | 231 (64.7) | 0.8 (0.7, 0.9) |
| Carbapenem-resistant | CRPA | 444 (3.2) | 148 (41.5) | 1.5 (1.2, 1.7) | |
| A. baumannii | Carbapenem-susceptible | AB | 96 (0.7) | 61 (17.1) | 1.3 (0.5, 2.1) |
| Carbapenem-resistant | CRAB | 12 (0.1) | 10 (2.8) | 3.0 (0.0, 9.8) | |
| E. faecium | Vancomycin-susceptible | EF | 503 (3.6) | 133 (27.3) | 1.4 (1.2, 1.6) |
| Vancomycin-resistant | VREF | 7 (<0.1) | 7 (2.0) | 0.0 (0.0, 9.6) | |
| S. aureus | Methicillin-susceptible | SA | 2,113 (15.2) | 273 (76.5) | 1.1 (1.0, 1.1) |
| Methicillin-resistant | MRSA | 303 (2.2) | 151 (42.3) | 0.7 (0.5, 0.9) |
NOTE. aThe concentration index estimates the probability that two episodes taken at random occurred in the same ward. Here we report the concentration index as a percent (0–100%). 3GC, 3rd-generation cephalosporins.