Blood inflammatory markers | Cut-off value | Sensitivity % (95 % CI) | Specificity % (95 % CI) | PPV % (95 % CI) | NPV % (95 % CI) |
---|---|---|---|---|---|
C-reactive protein | 8.5 | 84 (74–91) | 77 (63–87) | 74 (60–85) | 86 (76–92) |
White blood cells | 12.62 × 109 | 75 (65–84) | 75 (61–86) | 65 (65–77) | 83 (73–91) |
Neutrophil–lymphocyte ratio | 5.97 | 77 (63–97) | 95 (88–99) | 91 (78–97) | 87 (79–93) |