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Bacterial diagnosis by thresholds.
| Non-bacterial | Bacterial | Percent bacterial in band | |
|---|---|---|---|
| IMX-BVN-1 | |||
| Quartile 1 (lowest) | 21 | 4 | 16% |
| Quartile 2 | 12 | 8 | 40% |
| Quartile 3 | 2 | 23 | 92% |
| Quartile 4 (highest) | 2 | 21 | 91% |
| Procalcitonin (ng/ml) | |||
| <0.1 | 3 | 2 | 40% |
| 0.1–0.25 | 11 | 1 | 8% |
| 0.25–0.5 | 7 | 3 | 30% |
| >0.5 | 16 | 50 | 70% |
Numbers of patients split into predicted probability quartiles for IMX-BVN-1 and split per pre-set thresholds for PCT for microbiology-confirmed Stanford ICU cases that had both scores available (N = 93).
