Table 5.
Biomarkers | Cutoff value | Youden index | Sensitivity (%) | Specificity (%) | Positive predictive value (%) | Negative predictive value (%) | P-value | AUC | AUC 95% Cl |
CAR | 0.06 | 0.51 | 83.05 | 68.09 | 90.74 | 51.61 | <0.001 | 0.829 | 0.763–0.896 |
hsCRP (mg/L) | 2.14 | 0.51 | 82.32 | 68.75 | 90.85 | 50.77 | <0.001 | 0.808 | 0.738–0.877 |
ALB (g/L) | 39.50 | 0.44 | 68.89 | 75.00 | 91.18 | 39.13 | <0.001 | 0.791 | 0.726–0.857 |
HGB (g/L) | 120.50 | 0.47 | 59.34 | 87.76 | 94.74 | 36.75 | <0.001 | 0.812 | 0.748–0.875 |
ESR (mm/h) | 11.50 | 0.51 | 73.89 | 77.08 | 92.36 | 44.05 | <0.001 | 0.811 | 0.746–0.875 |
PLT (×109/L) | 246.50 | 0.47 | 67.40 | 79.17 | 92.42 | 39.18 | <0.001 | 0.750 | 0.672–0.827 |
BMI (kg/m2) | 23.26 | 0.32 | 80.90 | 51.06 | 86.22 | 41.38 | <0.001 | 0.702 | 0.621–0.782 |
ALB = albumin, BMI = body mass index, CAR = high-sensitivity C-reactive protein/albumin ratio, ESR = erythrocyte sedimentation rate, HGB = hemoglobin, hsCRP = high sensitivity C reactive protein, IBD = inflammatory bowel disease, PLT = platelet, ROC = receiver operating characteristics.