pISSN 2234-3806eISSN 2234-3814
Table. 3.
Spike recovery test results
| C-peptide | Targetvalue (ng/mL) | Dilution 1 |
Dilution 2 |
|||||
|---|---|---|---|---|---|---|---|---|
| Spike recovery (N=3) | Spike recovery (N=3) | |||||||
| Mean (ng/mL) | % CV | % Bias | Mean (ng/mL) | % CV | % Bias | |||
| CRM 6901-C 104±5 ng/mL (1/200 dilution) | 0.52 | 0.52 | 1.1 | 0.6 | 0.51 | 1.1 | –1.3 | |
| CRM 6901-C 104±5 ng/mL (1/100 dilution) | 1.04 | 1.12 | 1.4 | 7.4 | 1.07 | 1.4 | 3.2 | |
| CRM 6901-C 104±5 ng/mL (1/10 dilution) | 10.40 | 10.20 | 2.5 | –2.0 | 10.46 | 0.4 | 0.5 | |
*Dilution with 2% BSA and 5% acetic acid. †Dilution with Mass Spect Gold Human Serum (Golden West).
Ann Lab Med 2025;45:62~69 https://doi.org/10.3343/alm.2024.0072
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