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Accuracy of the discriminant function in correctly classifying patients into Wilson disease (WD) and non-WD in the validation cohort.
| Variable (cut-off level) | Predicted diagnosis | Actual diagnosis | Accuracy (%) | |
|---|---|---|---|---|
|
| ||||
| WD (n=18) | Non-WD (n=40) | |||
| Discriminant function (<−0.95) | WD | 18 | 0 | 100 |
|
| ||||
| Non-WD | 0 | 40 | ||
|
| ||||
| Caeruloplasmin (<0.14 g/L) | WD | 18 | 0 | 100 |
|
| ||||
| Non-WD | 0 | 40 | ||
|
| ||||
| Caeruloplasmin (<0.20 g/L) | WD | 18 | 5 | 91.4 |
|
| ||||
| Non-WD | 0 | 35 | ||
