Variable | Bicortical locking group (n = 27) | Far cortical locking group (n = 18) | p-value |
---|---|---|---|
Union at 12 weeks (%) | 18 (66.7%) | 17 (94.4%) | 0.006 |
Neck-shaft angle | |||
Postoperative | 135.9 ± 6.1 | 137.6 ± 12.9 | 0.267 |
1 year later surgery | 133.2 ± 6.7 | 136.4 ± 11.9 | 0.257 |
Paavolainen Classification | 0.521 | ||
Good (130° ± 10°) | 24 | 17 | |
Fair (100° - 120°) | 3 | 1 | |
Poor (< 100°) | 0 | 0 | |
ASES score (100) | 79.2 ± 18.6 | 80.4 ± 14.8 | 0.845 |
Constant score (100) | 73.3 ± 15.1 | 75.2 ± 12.2 | 0.629 |
Range of motion | |||
Forward elevation | 122.8 ± 17.7 | 128.3 ± 16.8 | 0.296 |
External rotation | 30.0 ± 11.9 | 30.6 ± 11.7 | 0.878 |
Internal rotation | T10 | T11 | 0.576 |