Spike concentration (pg/mL) | %recovery* (mean ± SD) | ||
---|---|---|---|
 | All samples | Low-concentration samples (n = 2) | High-concentration samples (n = 3) |
100 | 86.3 ± 25.8 | 67.1 ± 10.5 | 99.0 ± 25.8 |
1000 | 77.5 ± 11.8 | 73.1 ± 3.1 | 80.4 ± 15.6 |
10,000 | 79.7 ± 13.6 | 74.1 ± 0.6 | 83.5 ± 17.8 |
Mean | 81.2 ± 17.3 | 71.4 ± 6.0 | 87.7 ± 19.5 |