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| Parameters | Aβ40 oligomer | Aβ42 monomer | Aβ40oligomer/Aβ42monomer |
| ROC AUC | 0.93 | 0.93 | 0.98 |
| Threshold value | 850 RLU | 150 pg/ml | 4.3 |
| Sensitivity (%) | 81 | 87 | 96 |
| Specificity (%) | 90 | 90 | 90 |
| Test accuracy (%) | 83 | 88 | 94 |
| Positive predictive value (%) | 95 | 95 | 96 |
| Negative predictive value (%) | 64 | 75 | 90 |
