Table 2.
Assessment of calcium burden comparing TEVG (left) to PTFE (right) grafts using CT imaging in a matched clinical cohort study
| Graft type | Age at implantation (years) | Duration of implantation prior to CT (years) | Relative calcium mass (HU*cm3) |
|---|---|---|---|
| Human PTFE Subjects | |||
| CT PTFE1 | 3.4 | 0.2 | 478 |
| CT PTFE2 | 6.5 | 2.2 | 602 |
| CT PTFE3 | 14.3 | 6.6 | 932 |
| CT PTFE4 | 6.1 | 8.1 | 671 |
| CT PTFE5 | 3.4 | 11.5 | 680 |
| CT PTFE6 | 3.3 | 16.2 | 776 |
| Mean | 6.2 | 7.5 | 690 |
| Human TEVG Subjects | |||
| CT TEVG1 | 11.1 | 7.4 | 11 |
| CT TEVG2 | 2.1 | 13.2 | 6 |
| CT TEVG3 | 2.7 | 13 | 17 |
| Mean | 5.3 | 11.2 | 11 |