Table 4.
Drug Resistance Rate of Enterococcus faecium to Antibiotics
| Antibacterial Drug | 2018 n (R)% | 2019 n (R)% | 2020 n (R)% | 2018–2020 n (R)% |
|---|---|---|---|---|
| n = 71 | n = 123 | n = 104 | n = 298 | |
| Ciprofloxacin | 64 (90.1) | 113 (91.7) | 93 (89.4) | 270 (90.6) |
| Quinupristin | 4 (5.6) | 4 (3.3) | 12 (11.5)b | 20 (6.7) |
| Ciprofloxacin | 67 (94.4) | 115 (93.5) | 94 (90.4) | 276 (92.6) |
| Norvancomycin | 3 (4.2) | 3 (2.4) | 7 (6.7) | 13 (4.4) |
| High concentration of streptomycin | 0 (0) | 0 (0) | 0 (0) | 0 (0) |
| High concentration of streptomycin | 0 (0) | 0 (0) | 0 (0) | 0 (0) |
| Levofloxacin | 62 (87.3) | 112 (91.1) | 93 (89.4) | 267 (89.6) |
| Nitrofurantoin | 19 (26.7) | 63 (51.2)a | 54 (51.9)a | 136 (45.6) |
| Ampicillin | 64 (90.1) | 112 (91.1) | 92 (88.5) | 268 (89.9) |
| Tigecycline | 0 (0) | 0 (0) | 0 (0) | 0 (0) |
Notes: n, number of strains; R, drug resistance rate; aCompared with the drug resistance rate in 2018, P < 0.05; bCompared with the drug resistance rate in 2019, P < 0.05.