TABLE 3.
Copy-number variants of β-lactamase encoding genes a
| CTX-M-15 | CTX-M-27 | CTX-M-55 | CTX-M-14 | Other CTX-M | |
|---|---|---|---|---|---|
| Total | |||||
| Count | 161 | 37 | 37 | 23 | 10 |
| Mean (SD) | 1.62 (1.29) | 1.87 (1.89) | 2.50 (2.65) | 2.61 (2.57) | 3.55 (3.35) |
| Median (IQR) | 1.11 (1.19) | 1.40 (0.80) | 1.50 (1.43) | 1.42 (2.21) | 1.31 (5.36) |
| Range | 0.37–8.72 | 0.42–9.10 | 0.62–12.9 | 0.64–10.8 | 0.60–9.45 |
| Phylogroup B2 | |||||
| Count | 92 | 33 | 1 | 6 | 3 |
| Mean (SD) | 1.41 (0.96) | 1.12 (0.36) | 3.41 | 2.53 (2.06) | 4.80 (3.66) |
| Median (IQR) | 1.03 (0.54) | 1.20 (0.354) | NA | 1.75 (1.83) | 6.54 (3.33) |
| Range | 0.44–5.84 | 0.42–9.10 | NA | 0.88–6.33 | 0.60–7.26 |
| Phylogroup A | |||||
| Count | 31 | 3 | 19 | 5 | 2 |
| Mean (SD) | 1.66 (1.72) | 1.12 (0.36) | 2.39 (2.09) | 1.65 (1.42) | 1.08 (0.13) |
| Median (IQR) | 1.07 (0.97) | 1.20 (0.35) | 1.68 (1.82) | 1.01 (0.31) | 1.08 (0.09) |
| Range | 0.50–8.72 | 0.72–1.44 | 0.62–7.20 | 0.78–4.16 | 0.98–1.17 |
| Phylogroup D | |||||
| Count | 21 | 1 | 5 | 4 | 3 |
| Mean (SD) | 2.02 (1.48) | 1.8 | 1.25 (0.49) | 1.80 (0.98) | 3.90 (4.81) |
| Median (IQR) | 2.00 (1.62) | NA | 1.30 (0.53) | 1.43 (0.54) | 1.31 (4.25) |
| Range | 0.37–5.14 | NA | 1.00–1.96 | 1.10–3.26 | 0.94–9.45 |
a
SD, standard deviation; IQR, interquartile range; NA, not applicable. Copy-number variants are estimated based on CONVICT results.