Table 2.
Group A (34 knees) (UKR) | Group B (34 knees) (CA-TKR) | T-test P value | |
---|---|---|---|
Surgical time | 51.5 min (range: 36–75) SD 9.5 | 108.8 min (range: 80–132) SD 13.5 | |
Hospital stay | 5.1 days (range: 3–7) SD 1.08 | 8.2 days (range: 4–16) SD 2.85 | |
Postoperative deformity (HKA angle) | 177.4° varus (range: 175–182) SD 2.0 | 179.3° varus (range: 177–182) SD 1.2 | |
Postoperative KS score | 80.58 (range: 70–100) SD 4.9 | 78.9 (range: 70–87) SD 4.59 | 0.06 |
Postoperative functional score | 83.5 (range: 73–100) SD 9.0 | 78.79 (range: 59–90) SD 7.6 | 0.01 |
Postoperative GIUM score | 78 (range: 67–89) SD 4.77 | 73.02 mo (range: 65–85) SD 4.74 | 0.02 |
GIUM results distribution | 26 normal (76.4%) 8 almost normal (23.6%) | 24 normal (70.5%) 10 almost normal (19.5%) |
UKR: unicompartmental knee replacement; CA-TKR: computer-assisted total knee replacement; HKA angle: hip-knee-ankle angle; SD: standard deviation; KS score: Knee Society score; GIUM score: Italian UKR Users Group