Table 4 Diagnostic performance of the studied inflammatory markers in diagnosis of active ulcerative colitis (no. = 80)
Cut off point | AUC | Sensitivity (%) | Specificity (%) | PPV | NPV | |
|---|---|---|---|---|---|---|
ESR | > 19 | 0.635 | 75 | 55 | 62.5 | 68.7 |
CRP | > 9 | 0.986 | 95 | 95 | 95% | 95% |
WBC | > 6.67 | 0.660 | 75 | 70 | 71.4% | 73.7% |
NLR | > 1.91 | 0.971 | 90 | 90 | 90% | 90% |
LMR | ≤ 2.88 | 0.949 | 90 | 90 | 90% | 90% |