(b)
| n = 29 | Immundiagnostik | |
|---|---|---|
| <50 nmol/L | ≥50 nmol/L | |
| LC-MS/MS | ||
| <50 nmol/L | 1 (3%) | 8 (28%) |
| ≥50 nmol/L | 6 (21%) | 14 (48%) |
| Cohen's kappa | −0.201 | |
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