TABLE 3.
Summary of performance, post-discrepancy resolution, for CBDE and CAT methods compared to reference MICsa
| Test results | CBDE | CAT-1 | CAT-10 |
|---|---|---|---|
| All isolates, n = 627 tests | |||
| CA (%) | 97.9 | 97.0 | 98.3 |
| EA (%) | 94.4 | 94.9 | 96.2 |
| No. of VME | 9 (3.2%) | 19 (6.8%) | 11 (3.9%) |
| No. of ME | 3 (0.9%) | 0 (0%) | 0 (0%) |
| Enterobacterales, n = 348 tests | |||
| CA (%) | 98.6 | 99.4 | 99.7 |
| EA (%) | 94.3 | 98.3 | 99.7 |
| No. of VME | 5 (2.5%) | 2 (1.0%) | 1 (0.5%) |
| No. of ME | 0 (0%) | 0 (0%) | 0 (0%) |
| P. aeruginosa, n = 148 tests | |||
| CA (%) | 99.3 | 98.7 | 100 |
| EA (%) | 96.6 | 99.3 | 99.3 |
| No. of VME | 0 (0%) | 1 (8.3%) | 0 (0%) |
| No. of ME | 1 (0.7%) | 0 (0%) | 0 (0%) |
| Acinetobacter spp., n = 131 tests | |||
| CA (%) | 95.4 | 88.5 | 92.3 |
| EA (%) | 93.1 | 83.1 | 88.5 |
| No. of VME | 4 (5.6%) | 15 (21.4%) | 10 (14.3%) |
| No. of ME | 2 (3.3%) | 0 (0%) | 0 (0%) |
a
CAT-1 = 1 μl inoculum; CAT-10 = 10 μl inoculum.