Table 2.
Prevalence of colonization of MDR bacteria in newly-hospitalized patients (N = 487) stratified by the specific MDR bacteria and by the specimen collection site
| MDR bacteria | All sites, n (%) | Nasal cavity, n (%) | Throat, n (%) | Inguinal area, n (%) | Rectum, n (%) |
|---|---|---|---|---|---|
| ESBL-producing Enterobacteriaceae | 254 (52.2%) | 13 (2.7%) | 42 (8.6%) | 80 (16.4%) | 232 (47.6%) |
| E. coli | 206 (42.3%) | 5 (1.0%) | 14 (2.9%) | 58 (11.9%) | 189 (38.8%) |
| K. pneumoniae | 81 (16.6%) | 9 (1.8%) | 31 (6.4%) | 29 (6.0%) | 60 (12.3%) |
| Other Enterobacteriaceae | 8 (1.6%) | 0 | 1 (0.2%) | 3 (0.6%) | 7 (1.4%) |
| A. baumannii | |||||
| Carbapenem-susceptible | 88 (18.0%) | 13 (2.7%) | 43 (8.8%) | 34 (7.0%) | 32 (6.6%) |
| Carbapenem-resistant | 63 (12.9%) | 13 (2.7%) | 16 (3.3%) | 32 (6.6%) | 28 (5.8%) |
| P. aeruginosa | |||||
| Carbapenem-susceptible | 33 (6.8%) | 10 (2.1%) | 11 (2.3%) | 18 (3.7%) | 12 (2.5%) |
| Carbapenem-resistant | 23 (4.7%) | 9 (1.9%) | 18 (3.7%) | 2 (0.4%) | 6 (1.2%) |
| Staphylococcus aureus | |||||
| Methicillin-susceptible | 49 (10.0%) | 29 (6.0%) | 21 (4.3%) | 8 (1.6%) | 11 (2.3%) |
| Methicillin-resistant | 35 (7.2%) | 21 (4.3%) | 17 (3.5%) | 6 (1.2%) | 12 (2.5%) |