Table 4 Radiographic OA grade comparison immediately and 1 year after surgery
PLP (n = 34) | TP (n = 38) | p | |||
|---|---|---|---|---|---|
T0 | T1 | T0 | T1 | ||
OA grade [n (%)] | |||||
0 | 0 | 0 | 0 | 0 | |
1 | 26 (76.5%) | 22 (61.8%) | 24 (63.1%) | 8 (21.1%) | |
2 | 8 (23.5%) | 12 (32.3%) | 14 (36.9%) | 25 (65.8%) | |
3 | 0 | 0 | 0 | 5 (13.1%) | |
4 | 0 | 0 | 0 | 0 | |
OA grade progression (T1-T0, ΔT) [n (%)] | < 0.001*** | ||||
0 | 29 (85.3%) | 17 (44.7%) | |||
1 | 5 (14.7%) | 21 (52.6%) | |||
2 | 0 | 0 | |||
3 | 0 | 0 | |||
4 | 0 | 0 | |||