TABLE 2.
Species identification of CoNS with three types of MicroScan panels
| Microorganism | Rapid Gram-Positive Identification panels
|
Dried Overnight Gram-Positive Identification panels (Conventional)
|
Revised Conventional Gram-Positive Identification panels (CPID-2)
|
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| No. of isolates | No. (% of total) of isolates with identificationa
|
No. of isolates | No. (% of total) of isolates with identificationa
|
No. of isolates | No. (% of total) of isolates with identificationa
|
|||||||
| HP | LP | I | HP | LP | I | HP | LP | I | ||||
| S. epidermidisc | 187 | 179 (95.7) | 5 (2.7) | 3 (1.6) | 187 | 160 (85.6) | 24 (12.8) | 3 (1.6) | 185 | 176 (95.1) | 8 (4.3) | 1b (0.5) |
| S. hominisd | 49 | 16 (32.7) | 14 (28.6) | 19 (38.8) | 49 | 21 (42.9) | 23 (46.9) | 5 (10.2) | 49 | 42 (85.7) | 6 (12.2) | 1 (2.0) |
| S. haemolyticuse | 26 | 13 (50.0) | 5 (19.2) | 8 (30.8) | 26 | 13 (50.0) | 13 (50.0) | 0 | 26 | 23 (88.5) | 1 (3.8) | 2 (7.7) |
| S. capitis | 8 | 6 (75.0) | 2 (25.0) | 0 | 8 | 6 (75.0) | 2 (25.0) | 0 | 8 | 6 (75.0) | 2 (25.0) | 0 |
| S. lugdunensis | 4 | 4 | 0 | 0 | 4 | 4 | 0 | 0 | 4 | 4 | 0 | 0 |
| S. cohnii | 4 | 4 | 0 | 0 | 4 | 3 | 1 | 0 | 4 | 3 | 0 | 1b |
| S. auricularis | 2 | 1 | 0 | 1 | 2 | 1 | 1 | 0 | 2 | 2 | 0 | 0 |
| S. simulans | 2 | 2 | 0 | 0 | 2 | 1 | 0 | 1 | 2 | 2 | 0 | 0 |
| S. caprae | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 1b |
| S. scuiri | 1 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 1 | 0 | 0 |
| S. warneri | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 1 |
a
HP, correct at high probability (≥85%); LP, correct at low probability (<85%); I, incorrect.
b
Very rare biotype.
c
P < 0.001 for Rapid and CPID-2 versus Conventional panels; P > 0.05 for Rapid versus CPID-2 panels.
d
P < 0.001 for CPID-2 versus Conventional panels and CPID-2 versus Rapid panels.
e
P < 0.001 for CPID-2 versus Conventional panels; P < 0.01 for CPID-2 versus Rapid panels.