Table 7.
Published reports including 20-year survivorship of TKA
| Study | Number of TKAs | Prosthesis* | Average followup (years) | Average Knee Society function score | Average Knee Society pain score |
|---|---|---|---|---|---|
| Callaghan et al. [4] | 26 | LCS® | 21 | 67 | NR |
| Gill and Joshi [11] | 159 | Kinematic™ Condylar | 10.1 | 51 | NR |
| Ma et al. [16] | 64 | Total Condylar | 19 | NR | NR |
| Pavone et al. [21] | 34 | Total Condylar | 19 | NR | NR |
| Ritter [22] | 6726 | AGC | 7 | 76† | 47 |
| Ritter and Meneghini [23] | 73 | AGC (cementless) | 20 | 77 | 49 |
| Rodriguez et al. [25] | 220 | Total Condylar | 20 | 58 | |
| Current study | 171 | AGC/PCC | 21 | 70‡ | 49 |
* Prostheses include LCS® (DePuy Orthopaedics, Inc, Warsaw, IN, USA), Kinematic™ Condylar (Howmedica, Rutherford, NJ, USA), Total Condylar (Howmedica), Anatomic Graduated Component® (AGC) (Biomet, Inc, Warsaw, IN, USA), and Posterior Cruciate Condylar (PCC) (Howmedica); †includes average stair score of 37 and average walking score of 41; ‡includes average stair score of 37 and average walking score of 35; NR = not reported.