Table 4 Within group comparison of the HHS over time
Mean (SD) | P value | P value | P value | P value | |||||
|---|---|---|---|---|---|---|---|---|---|
HHS | preoperative | 6 weeks | 3 months | 6 months | 12 months | ||||
Approach | |||||||||
Anterior | 54.0 (14.2) | 81.6 (12.1) | <0.001a | 89.8 (9.3) | 0.039a | 90.3 (9.8) | 1.000a | 92.4 (8.6) | 0.671a |
Lateral | 53.0 (15.7) | 82.4 (12.0) | <0.001a | 88.4 (9.9) | <0.001a | 89.1 (10.0) | 1.000a | 91.4 (9.1) | 0.526a |