Table 3.
Complications and revisions
| Variable | AS group | CR group | p value |
|---|---|---|---|
| Nonsurgical complications,* number (%) | 11 (4.58%) | 11 (4.82%) | 0.92 |
| Deaths | 2 (0.83%) | 1 (0.44%) | 0.75 |
| Manipulations, number (%) | 3 (1.32%) | 4 (1.67%) | 0.76 |
| Reoperations, number (%) | 1 (0.44%) | 1 (0.42%) | 0.97 |
| Revision TKA, number (%) | 7 (3.07%) | 21 (8.75%) | 0.03 |
| Septic | 5 (2.19%) | 7 (2.92%) | 0.67 |
| Aseptic | 2 (0.88%) | 14 (5.83%) | 0.01 |
| Instability | 0 | 6 | N/A |
| Loosening | 1 | 3 | |
| Patellofemoral problems | 1 | 1 | |
| Possible metal allergy | 0 | 1 | |
| Fracture | 0 | 1 | |
| Revised elsewhere | 0 | 2 |
* Nonsurgical complications include pulmonary embolism, deep vein thrombosis, cellulitis, cerebrovascular accident, aspiration pneumonia, death; AS = anterior-stabilized; CR = cruciate-retaining; N/A = not available.