Table 4: Comparative table of mean pre-operative PROMs scores; analysis of difference using t-tests.
| Arthrodesis (n = 40) | Silastic arthroplasty (n = 33) | p-value | |
| Mean pre-op VAS (SD) | 54.6 (27.4) | 61.0 (22.9) | 0.280 |
| Mean pre-op MOXFQ (SD) | 58.6 (23.3) | 61.5 (17.8) | 0.561 |