Table 5.
Summary of DBS analytical interference results.
| Analytical interferents | Mean bias (%) | na | Categorical agreement (%) | n |
|---|---|---|---|---|
| Endogenous interferents | ||||
| Hemolysis (100%) | 3.6 | 15 | 95.0 | 20 |
| Triglycerides (3000 mg/dL) | 4.5 | 18 | 96.7 | 30 |
| Total protein (12 g/dL) | 17.7 | 19 | 100.0 | 30 |
| Conjugated bilirubin (20 mg/dL) | − 2.8 | 20 | 96.7 | 30 |
| Unconjugated bilirubin (20 mg/dL) | − 8.7 | 20 | 100.0 | 30 |
| Exogenous interferents | ||||
| Cerilliant mix 1 | − 0.7 | 20 | 96.7 | 30 |
| Cerilliant mix 2 | 2.5 | 20 | 100.0 | 30 |
| Biotin (3510 ng/mL) | 4.5 | 21 | 96.7 | 29 |
aResults below LOD were excluded from bias analysis.