| OSE group (n = 52) | UBE group (n = 52) | P value |
---|---|---|---|
DCSA (mm2) | |||
 Pre-op | 81.43 ± 11.67 | 81.46 ± 11.79 | 0.876 |
 3 days | 175.65 ± 14.51 | 178.05 ± 15.33 | 0.414 |
 12 months | 171.94 ± 14.31 | 174.66 ± 14.82 | 0.344 |
ROM (°) | |||
 Pre-op | 9.07 ± 1.47 | 8.98 ± 1.27 | 0.740 |
 3 days | 9.55 ± 1.50 | 9.47 ± 1.29 | 0.777 |
 12 months | 8.99 ± 1.48 | 8.87 ± 1.24 | 0.665 |
ST (mm) | |||
 Pre-op | 1.48 ± 0.20 | 1.47 ± 0.22 | 0.812 |
 3 days | 1.53 ± 0.20 | 1.52 ± 0.23 | 0.885 |
 12 months | 1.58 ± 0.21 | 1.58 ± 0.24 | 0.976 |