C-statistic of each biomarker and optimal sensitivity and specificity using the Youden index
| Biomarker | C-statistic (95% CI) | Sensitivity | Specificity | Cut-off |
| NR2 | 0.50 (0.42 to 0.58) | 0.18 | 0.85 | 0.13 ng/mL |
| NR2Ab | 0.45 (0.37 to 0.53) | 0.05 | 0.96 | 4.45 ng/mL |
| PARK7 | 0.46 (0.38 to 0.54) | 0.64 | 0.39 | 15.23 ng/mL |
| NDKA | 0.53 (0.45 to 0.61) | 0.37 | 0.75 | 74.90 pg/mL |
| UFD1 | 0.49 (0.40 to 0.57) | 0.24 | 0.78 | 313.50 pg/mL |
| B-FABP | 0.50 (0.42 to 0.58) | 0.06 | 0.96 | 0.22 ng/mL |
| H-FABP | 0.58 (0.50 to 0.66) | 0.35 | 0.65 | 19.15 ng/mL |
NR2Ab, NR2 antibodies.