Table 1.
Radiographic measurements
| Measurements of bony anatomy | Average | SD | Range |
|---|---|---|---|
| Head size (mm) | 51.3 | 3.7 | 44.5–56.4 |
| Neck diameter (mm) | 41.3 | 3.7 | 34.2–47.2 |
| Acetabular abduction angle (degrees) | 60.2 | 3.9 | 54.9–65.9 |
| Acetabular depth index | 459.7 | 60.0 | 350.4–556.4 |
| Mediolateral distance of tip of greater trochanter to head center (mm) | 52.6 | 6.4 | 40.1–60.5 |
| Superoinferior distance of tip of greater trochanter to head center (mm) | 2.8 | 10.4 | −14.2–20.7 |
| Mediolateral distance of tip of lesser trochanter to head center (mm) | 7.6 | 7.0 | −1.2–23.9 |
| Superoinferior distance of tip of lesser trochanter to head center (mm) | 61.6 | 6.0 | 53–75.6 |
| Angle of iliac flare (degrees) | 68.0 | 5.7 | 58.6–75.1 |
| Angle subtended by the arc from greater trochanter to ilium (degrees) | 66.3 | 12.0 | 43.7–84.6 |
| Angle subtended by arc from lesser trochanter to ischial ramus (degrees) | 25.6 | 8.7 | 14.3–40.6 |