Table 2.
Mean (±SD) in ng/mL of drug available at each time point for the three circuits of each specific coating type tested.
| Morphine (ng/mL) | ||||||
| 5 minutes | 120 minutes | 360 minutes | ||||
| Circuits | Mean | SD | Mean | SD | Mean | SD |
| Bioline | 773 | 31 | 840 | 17 | 827 | 35 |
| Safeline | 837 | 6 | 810 | 62 | 810 | 46 |
| Softline | 833 | 6 | 833 | 15 | 830 | 40 |
| Trillium | 813 | 25 | 823 | 32 | 783 | 15 |
| X Coating | 370 | 151 | 410 | 125 | 500 | 82 |
| Carmeda | 487 | 107 | 473 | 45 | 480 | 60 |
| Fentanyl (ng/mL) | ||||||
| 5 minutes | 120 minutes | 360 minutes | ||||
| Circuits | Mean | SD | Mean | SD | Mean | SD |
| Bioline | 1000 | 0 | 603 | 29 | 433 | 12 |
| Safeline | 1000 | 0 | 643 | 21 | 423 | 38 |
| Softline | 953 | 50 | 643 | 12 | 473 | 23 |
| Trillium | 963 | 40 | 643 | 12 | 513 | 118 |
| X Coating | 1133 | 58 | 783 | 12 | 623 | 12 |
| Carmeda | 1167 | 58 | 777 | 15 | 555 | 49 |
Initial value of each drug 1429 ng/mL.