Table 3.
Spearman correlation study between Wilson disease and eight laboratory parameters.
| Parameter | Spearman correlation with WD | P* |
|---|---|---|
| Discriminant function | −0.731 | <0.001 |
|
| ||
| Caeruloplasmin | −0.731 | <0.001 |
|
| ||
| Total copper | −0.705 | <0.001 |
|
| ||
| NCC1 | −0.458 | <0.001 |
|
| ||
| NCC2 | −0.417 | <0.001 |
|
| ||
| NCC% | −0.172 | 0.012 |
|
| ||
| CCR | −0.172 | 0.012 |
|
| ||
| Adjusted copper | −0.027 | 0.699 |
*Two-tailed significance. CCR: copper-caeruloplasmin ratio, NCC%: non-caeruloplasmin copper percentage, NCC1: non-caeruloplasmin copper in molar unit, NCC2: non-caeruloplasmin copper in mass unit, WD: Wilson disease