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PSA concentrations (DELFIA), mean spot intensities, and the corresponding standard deviations and coefficients of variation.
| Concentration, ng/ml | Mean spot intensity, AU | Standard deviation, AU (n=9) | CV% (n=9) |
|---|---|---|---|
| 100 | 2983 | 507 | 17 |
| 75 | 2116 | 133 | 6.3 |
| 21 | 660 | 42 | 6.3 |
| 4 | 200 | 26 | 13.1 |
| 1.7 | 110 | 22 | 20.2 |
