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DBS Storage and Processed Sample Stability of VCR and M1
| 4-Months Storage (Mean ± SD: % CV) | |||
|---|---|---|---|
| QC level (N = 3) | Temperature | VCR Stability (%) | M1 Stability (%) |
| 1 ng/ml | 25 °C | 90.67 ± 4.57 (5.04%) | 92.67 ± 2.95 (3.18 %) |
| 80 ng/ml | 25 °C | 97.57 ± 0.98 (1.01 %) | 15.20 ± 1.91 (12.53 %) |
| Processed samples/autosampler for 24 hrs. | |||
| 1 ng/ml | 5°C | 96.43 ± 6.67 (6.91 %) | 105.11 ± 1.79(1.71 %) |
| 80 ng/ml | 5°C | 101.54 ± 2.29 (2.25 %) | 112.33 ± 0.84 (0.75 %) |
