Table 2.
Follow-up Time and AVF Outcomes by Age Group in Older Hemodialysis Patients
| Follow-up Time, pt-y |
N | Incidencea | Rate, per 1,000 pt-y |
Died/Tx/PD | ||||
|---|---|---|---|---|---|---|---|---|
| 1 y | 2 y | 3 y | N | 3-y Incidence | ||||
| AVF Placementb | ||||||||
| Total | 43,516 | 17,271 | 376 | 389 | 394 | 396.9 | 1 7,897 | 408 |
| 67-<77 y | 22,854 | 9,074 | 397 | 411 | 418 | 397.0 | 7,852 | 362 |
| ≥77 y | 20,662 | 8,197 | 356 | 367 | 370 | 396.7 | 10,045 | 454 |
| AVF Maturationc | ||||||||
| Total | 9,841 | 10,260 | 656 | 689 | — | 1,042.6 | 3,029 | 203 |
| 67-<77 y | 5,142 | 5,527 | 675 | 715 | — | 1,074.9 | 1,369 | 177 |
| ≥77 y | 4,699 | 4,733 | 634 | 661 | — | 1,007.2 | 1,660 | 232 |
| AVF Primary Patency Lossc | ||||||||
| Total | 4,408 | 5,664 | 695 | 752 | — | 1,284.9 | 1,045 | 139 |
| 67-<77 y | 2,399 | 2,957 | 686 | 746 | — | 1,232.6 | 530 | 134 |
| ≥77 y | 2,009 | 2,707 | 705 | 759 | — | 1,347.4 | 515 | 144 |
| AVF Abandonmentc | ||||||||
| Total | 10,510 | 1,191 | 129 | 158 | — | 113.3 | 2,600 | 345 |
| 67-<77 y | 5,691 | 613 | 125 | 155 | — | 107.7 | 1,233 | 311 |
| ≥77 y | 4,819 | 578 | 133 | 162 | — | 119.9 | 1,367 | 383 |
Abbreviations: AVF, arteriovenous fistula; PD, peritoneal dialysis; pt-y, patient-year; Tx, kidney transplant.
a
Cumulative incidence per 1,000 patients.
b
In 3 years after placement.
c
In 2 years after maturation.