Table 1.
Parameters used to calculate the Anatomic Reconstruction Score (ARS).
| Neck-Shaft Angle | Pre and Post Difference |
|---|---|
| Rating of 0 points | >10° |
| Rating of 1 points | >5° and ≤10° |
| Rating of 2 points | ≤5° |
| COR medio-lateral | Pre and post difference |
| Rating of 0 points | >10% |
| Rating of 1 points | >5% and ≤10% |
| Rating of 2 points | ≤5% |
| COR supero-inferior | Pre and post difference |
| Rating of 0 points | >10% |
| Rating of 1 points | >5% and ≤10% |
| Rating of 2 points | ≤5% |
| COR antero-posterior | Pre- and postoperative difference |
| Rating of 0 points | >10% |
| Rating of 1 points | >5% and ≤10% |
| Rating of 2 points | ≤5% |
| Head size supero-inferior | |
| Rating of 0 points | <95% or >105% |
| Rating of 1 points | ≥95% and ≤105% |
| Head size antero-posterior | |
| Rating of 0 points | <95% or >105% |
| Rating of 1 points | ≥95% and ≤105% |
COR, center of rotation.