Lead (μg/dL)a | |
---|---|
Blood samples transferred to the laboratory directly | |
BPb levels by different blood collection methods | |
Measurement vial blood collection from the right earlobe | 0.84 |
Capillary blood collection from the right earlobe | 0.87 |
Capillary blood collection from the left earlobe | 0.91 |
Vacuum tube blood collection from the median cubital vein | 0.83 |
BPb levels analyzed after storing blood obtained from the median cubital vein in capillary tubesb | |
1-day storage | 0.84 |
2-day storage | 0.84 |
3-day storage | 0.85 |
5-day storage | 0.84 |
BPb levels in blood samples transferred to the laboratory via a courier delivery at 4 °C. | 0.89 |