Table 2 Subgroup comparisons
Opening wedge (n = 88) | External fixator (n = 51) | Closing wedge (n = 29) | p value | ||
|---|---|---|---|---|---|
Age 44.9 ± 10.6 years | 44.6 ± 7.4 | 45.1 ± 8.5 | 45.5 ± 9.1 | Nonsense | |
Follow-up (year) 12.4 ± 3.2 years | 11.7 ± 5.4 | 11.3 ± 4.3 | 13.9 ± 6.2 | p = 0.043 | |
Mean MPTA | Preop | 83.6 ± 3.1 | 82.5 ± 4.5 | 83.8 ± 4.3 | Nonsense |
Last control | 88.7 ± 1.9 | 89.5 ± 3.1 | 92.3 ± 6.5 | p = 0.026 | |
Mean MAD | Preop | 28.1 ± 5.5 varus | 29.3 ± 4.1 varus | 26.4 ± 3.2 varus | Nonsense |
Last control | 3.3 ± 3.1 valgus | 3.2 ± 2.4 valgus | 4.6 ± 6.3 valgus | p = 0.024 | |
Mean tibial slope | Preop | 7.3 ± 4.5 | 7.1 ± 3.3 | 7.1 ± 4.2 | Nonsense |
Last control | 8.9 ± 5.1 | 7.8 ± 3.2 | 6.2 ± 7.3 | p = 0.032 | |
Complication 13 patients(8%) | 7 patients (8.4%) -İmplant failure—3 patient -Delayed union—1 patient -Malunion—1 patient -DVT—1 patient -Deep infection—1 patient | 4 patients (8.1%) -Delayed union—1 patient -Grade 3 pin tract infection—3 patient | 2 patients (7.1%) -Transient peroneal nerve palsy—1 patient -DVT—1 patient | Nonsense | |
Revision with TKA 27 patients | 12 (13.4%) | 10 (19.6%) | 5 (17.2%) | p = 0.041 | |
KSS | Preop | 56.1 ± 15.9 | 56.2 ± 14.6 | 57.0 ± 11.7 | Nonsense |
Last control | 70.4 ± 10.7 | 70.1 ± 9.8 | 70.3 ± 12.1 | Nonsense | |
HSS knee score | Preop | 51.2 ± 8.9 | 51.3 ± 7.4 | 51.5 ± 9.5 | Nonsense |
Last control | 64.7 ± 10.2 | 64.5 ± 9.7 | 65.0 ± 11.2 | Nonsense | |