TABLE 3.
Evaluation of agreement between Sensititre-derived colistin MICs via ARIS automated reads and MICs from agar dilutiona
| Isolate | n | Results for operator A |
Results for operator B |
||||
|---|---|---|---|---|---|---|---|
| n CA (%) |
n mE (%) |
n CA (%) |
n mE (%) |
||||
| False R | False I | False R | False I | ||||
| Enterobacter cloacae complex | 19 | 12 (63) | 0 | 7 (37) | 11 (58) | 0 | 8 (42) |
| Escherichia coli | 20 | 18 (90) | 1 (5) | 1 (5) | 18 (90) | 1 (5) | 1 (5) |
| Klebsiella aerogenes | 4 | 3 (75) | 1 (25) | 0 | 3 (75) | 1 (25) | 0 |
| Klebsiella pneumoniae | 30 | 27 (90) | 2 (7) | 1 (3) | 28 (93) | 2 (7) | 0 |
| Raoultella ornithinolytica | 1 | 0 | 0 | 1 (100) | 1 (100) | 0 | 0 |
| Total Enterobacterales | 74 | 60 (81) | 4 (5) | 10 (14) | 61 (82) | 4 (5) | 9 (12) |
| Acinetobacter baumannii complex | 28 | 28 (100) | 0 | 0 | 24 (86) | 4 (14) | 0 |
| Pseudomonas aeruginosa | 27 | 27 (100) | 0 | 0 | 26 (96) | 1 (4) | 0 |
| Total non-Enterobacterales | 55 | 55 (100) | 0 | 0 | 50 (91) | 5 (9) | 0 |
| Total isolates | 129 | 115 (89) | 4 (3) | 10 (8) | 111 (86) | 9 (7) | 9 (7) |
a
CA, categorical agreement; mE, minor error; false R, false resistance, AD MIC intermediate and Sensititre BMD MIC resistant; false I, false intermediate, AD MIC resistant and Sensititre BMD MIC intermediate.