Table 8.
Prediction result on artificial sample and commercial samples obtained with PLS1, PCR and HLA methods for theophylline. Concentration values are expressed as mgL−1.
|
|
|
|
Predicted
|
|
|---|---|---|---|---|
| Sample No. | Actual | PLS1 | PCR | HLA |
| Art 1a | 3.00 | 2.99±0.09 (99.67) b | 2.99±0.07 (99.67) | 3.07±0.06 (102.33) |
| Art 2 | 4.00 | 4.14±0.13 (103.50) | 4.05±0.08 (101.25) | 4.14±0.08 (103.50) |
| Art 3 | 6.00 | 6.02±0.06 (100.33) | 6.01±0.05 (100.16) | 6.04±0.05 (100.67) |
| Art 4 | 8.00 | 8.07±0.08 (100.87) | 8.02±0.06 (100.25) | 7.95±0.07 (99.37) |
| Art 5 | 9.00 | 9.06±0.09 (100.67) | 9.05±0.08 (100.55) | 9.13± 0.09 (101.44) |
| Art 6 | 0.00 | –0.05±0.06 (–) | −0.05±0.05 (–) | −0.04±0.05 (–) |
| Art 7 | 8.00 | 8.12±0.10 (101.50) | 8.07±0.09 (100.87) | 7.92±0.08 (99.00) |
| Art 8 Unk 1a Unk 2 Unk 3 Unk 4 Unk 5 |
0.00 10.00 12.00 13.00 12.00 13.00 |
–0.06±0.06 (–) 9.73±0.08 (97.30) 12.28±0.09 (102.33) 13.17±0.09 (102.57) 12.33±0.10 (102.75) 13.44±0.12 (103.38) |
−0.07± 0.06 (−) 10.30±0.06 (103.00) 12.25±0.12 (102.08) 13.15±0.13 (101.15) 12.31±0.10 (102.58) 13.39±0.11 (103.00) |
−0.05±0.07 (–) 10.38±0.12 (103.80) 12.33±0.11 (102.75) 13.23±0.10 (101.76) 12.42±0.09 (103.50) 13.47±0.13 (103.61) |
| 101.33 | 101.32 | 101.97 |
a
Art is artificial samples and Unk is unknown samples.
b
The reported values of standard deviations (±S.D.) are obtained from four replicates. Recovery percentages are shown in parentheses.