Table 3.
Diagnostic performance of blood culture and SeptiFast in 225 samples from patients with suspected sepsis
| Resulta | Valuec |
||
|---|---|---|---|
| Entire cohort (n = 225) | LTX (n = 107) | Non-LTX (n = 118) | |
| BC+ | 80 (35.5) | 47 (43.9) | 33 (27.9) |
| SF+ | 92 (40.8) | 56 (52.3) | 36 (30.5) |
| SF+/BC+ | 57 (25.3) | 38 (35.5) | 19 (16.1) |
| SF−/BC− | 110 (48.9) | 42 (39.3) | 68 (57.6) |
| SF+/BC− | 35 (15.6) | 18 (16.8) | 17 (14.4) |
| SF−/BC+ | 23 (10.2) | 9 (8.4) | 14 (11.8) |
| Sensitivityb of SF (%) | 71.2 | 80.9 | 57.6 |
| Specificityb of SF (%) | 75.9 | 70.0 | 80.0 |
| Positive predictive value of SF (%) | 62.0 | 67.9 | 52.8 |
| Negative predictive value of SF (%) | 82.7 | 82.3 | 82.9 |
a
SF, SeptiFast; BC, blood culture.
b
Considered BC as gold standard.
c
Values are the numbers (percentages) of samples unless otherwise noted. LTX, patients after liver transplantation; non-LTX, patients after major abdominal surgery.