Donor Samples at Low Level Hematocrit
Donor C0 C2 C3 C4 C5 C6 C8 C10 C12 C14 C16 C18
1 78% 65% 69% 79% 77% 75% 78% 75% 74% 83% 76% 77%
2 81% 74% 75% 80% 78% 76% 79% 76% 76% 80% 79% 79%
3 89% 81% 83% 86% 85% 84% 89% 82% 90% 91% 89% 86%
4 66% 65% 67% 70% 68% 64% 68% 70% 73% 75% 70% 73%
5 81% 72% 79% 81% 80% 73% 81% 76% 79% 85% 82% 83%
6 67% 44% 64% 74% 72% 69% 73% 72% 73% 78% 72% 72%
Mean 77% 67% 73% 78% 77% 73% 78% 75% 78% 82% 78% 78%
S.D. 8.8% 12.5% 7.5% 5.6% 5.9% 6.6% 7.2% 4.2% 6.6% 5.6% 6.8% 5.5%
%RSD 11.5% 18.7% 10.3% 7.1% 7.7% 9.0% 9.2% 5.5% 8.6% 6.8% 8.7% 7.0%
Overall 76%                      
Donor Samples at Normal Level Hematocrit
  C0 C2 C3 C4 C5 C6 C8 C10 C12 C14 C16 C18
Mid 88% 95% 93% 95% 90% 87% 90% 83% 87% 94% 86% 86%
Mid 84% 98% 89% 85% 84% 81% 84% 74% 82% 83% 84% 85%
Mid 93% 103% 99% 93% 92% 92% 97% 87% 98% 96% 98% 95%
Mid 75% 87% 83% 82% 76% 76% 83% 79% 83% 85% 82% 81%
Mid 87% 98% 95% 96% 91% 90% 92% 85% 99% 96% 95% 93%
Mid 68% 68% 74% 81% 78% 73% 77% 76% 80% 82% 76% 76%
Mean 82% 91% 89% 89% 85% 83% 87% 81% 88% 89% 87% 86%
S.D. 9.4% 12.7% 8.9% 6.9% 6.9% 8.0% 7.2% 5.2% 8.3% 6.7% 8.1% 7.1%
%RSD 11.4% 13.9% 10.1% 7.7% 8.1% 9.6% 8.3% 6.4% 9.4% 7.5% 9.3% 8.2%
Overall 87%                      
Donor Samples at High Level Hematocrit
  C0 C2 C3 C4 C5 C6 C8 C10 C12 C14 C16 C18
High 94% 142% 115% 109% 108% 110% 113% 102% 118% 114% 108% 106%
High 96% 138% 114% 108% 107% 100% 106% 95% 108% 101% 101% 98%
High 101% 141% 121% 114% 110% 107% 115% 108% 118% 113% 110% 103%
High 95% 143% 119% 113% 112% 105% 114% 100% 117% 111% 116% 111%
High 92% 128% 120% 122% 112% 105% 112% 104% 109% 110% 102% 97%
High 86% 125% 113% 120% 115% 111% 110% 98% 106% 99% 99% 95%
Mean 94% 136% 117% 114% 111% 107% 112% 101% 113% 108% 106% 102%
S.D. 4.8% 7.8% 3.5% 5.5% 2.8% 3.8% 3.3% 4.4% 5.5% 6.2% 6.8% 6.4%
%RSD 5.2% 5.7% 3.0% 4.8% 2.5% 3.6% 2.9% 4.3% 4.9% 5.7% 6.4% 6.3%
Overall 110%                      
Table 4: Calculation of % accuracy for acylcarnitines in 6 donor samples at low, normal and high hematocrit assuming 3.1 μL for the sample volume.