Table 3.
Revision TKA procedure frequencies by primary payor class
| Procedure | Primary payor class | ||||
|---|---|---|---|---|---|
| Medicare | Medicaid | Private | Other | All | |
| 00.80 All component revision | 12,665 (21.0%) | 573 (0.9%) | 6776 (11.2%) | 1252 (2.1%) | 21,267 (35.2%) |
| 00.81 Tibial component revision | 3275 (5.4%) | 201 (0.3%) | 1966 (3.3%) | 320 (0.5%) | 5762 (9.5%) |
| 00.82 Femoral component revision | 1317 (2.2%) | 107 (0.2%) | 810 (1.3%) | 197 (0.3%) | 2431 (4.0%) |
| 00.83 Patellar component revision | 2020 (3.3%) | 124 (0.2%) | 823 (1.4%) | 155 (0.3%) | 3122 (5.2%) |
| 00.84 Isolated tibial insert exchange | 3216 (5.3%) | 243 (0.4%) | 1669 (2.8%) | 349 (0.6%) | 5478 (9.1%) |
| 80.06 Arthrotomy/removal of prosthesis | 5629 (9.3%) | 411 (0.7%) | 2622 (4.3%) | 530 (0.9%) | 9191 (15.2%) |
| 81.55 Knee revision NOS | 3198 (5.3%) | 209 (0.3%) | 1884 (3.1%) | 377 (0.6%) | 5668 (9.4%) |
| Other combinations | 4604 (7.6%) | 251 (0.4%) | 2150 (3.6%) | 452 (0.7%) | 7451 (12.3%) |
| Total | 35,924 (59.5%) | 2119 (3.5%) | 18,700 (30.9%) | 3632 (6.0%) | 60,375 (100.0%) |