Table 5 Intra- and inter-day precision of determination of CA in human plasma
Theoretical concentration (ng/mL) | Measured concentration (ng/mL), (n = 6) | |||||
|---|---|---|---|---|---|---|
Mean ± SD | RSD | Accuracy (%) | ||||
(d)-form | (l)-form | (d)-form | (l)-form | (d)-form | (l)-form | |
Intra-day variation | ||||||
20 | 20.1 ± 0.85 | 19.4 ± 0.35 | 4.2 | 1.8 | 102 | 97 |
300 | 320 ± 5.28 | 307 ± 6.35 | 1.65 | 2.06 | 107 | 102 |
1200 | 1228 ± 10.4 | 1261 ± 9.37 | 0.84 | 0.74 | 102 | 105 |
5000 | 4734 ± 24.5 | 4675 ± 20.15 | 0.51 | 0.43 | 95 | 94 |
Inter-day variation | ||||||
20 | 20.5 ± 0.17 | 20.6 ± 0.74 | 0.82 | 3.5 | 103 | 103 |
300 | 314 ± 2.38 | 324 ± 7.12 | 0.75 | 2.19 | 105 | 108 |
1200 | 1274 ± 11.3 | 1257 ± 18.74 | 0.88 | 1.49 | 106 | 105 |
5000 | 4735 ± 70.1 | 4823 ± 88.45 | 1.48 | 1.83 | 95 | 96 |