Table 2.
Quantitative results of pelvimetry, acetabular abduction/inclination, and acetabular version at five levels
| Parameter | Males | Females | Total | p Value |
|---|---|---|---|---|
| Acetabular cup diameter (mm) | 51.1 ± 2.5 (47.1–56.4) | 45.4 ± 2.0 (43.1–49.9) | 48.2 ± 3.7 (43.1–56.4) | < 0.0001 |
| Interanterior superior iliac spine distance (mm) | 228.0 ± 14.7 (205.5–258.2) | 222.4 ± 18.6 (180.5–156.7) | 225.2 ± 16.9 (180.5–258.2) | 0.3656 |
| Interacetabular distance (mm) | 169.3 ± 7.8 (154.0–183.0) | 169.9 ± 10.0 (150.7–187.1) | 169.6 ± 8.9 (150.7–187.1) | 0.7502 |
| Interischial spinous distance (mm) | 90.2 ± 8.0 (74.8–109.2) | 107.2 ± 6.7 (94.5–121.1) | 98.7 ± 11.3 (74.8–121.1) | < 0.0001 |
| Ischial spine index | 0.5 ± 0.04 (0.4–0.6) | 0.6 ± 0.04 (0.5–0.7) | 0.6 ± 0.1 (0.4–0.7) | < 0.0001 |
| Acetabular abduction/inclination (°) | 39.4 ± 5.4 (29.4–57.0) | 40.0 ± 2.9 (35.1–45.4) | 39.7 ± 4.3 (29.4–57.0) | 0.6904 |
| Level 1 version (°) | 11.6 ± 9.4 (−12.9–29.1) | 17.0 ± 10.9 (−4.34–40.5) | 14.4 ± 10.5 (−12.9–40.5) | 0.0488 |
| Level 2 version (°) | 18.2 ± 7.4 (–2.4–28.57) | 24.3 ± 7.8 (5.5–40.9) | 21.2 ± 8.1 (−2.4–40.9) | 0.0018 |
| Level 3 version (°) | 20.0 ± 4.8 (1.1–27.5) | 25.1 ± 6.2 (7.5–38.8) | 22.5 ± 6.1 (1.1–38.8) | 0.002 |
| Level 4 version (°) | 18.9 ± 5.0 (0.7–30.47) | 23.6 ± 5.5 (8.3–34.6) | 21.3 ± 5.8 (0.7–34.6) | 0.0014 |
| Level 5 version (°) | 19.7 ± 5.6 (1.38–32.09) | 24.5 ± 6.7 (9.2–39.1) | 22.1 ± 6.6 (1.38–39.1) | 0.0033 |
Values are presented as mean ± SD, with range in parentheses.