Parameter | Anterior group | Posterior group | p value |
---|---|---|---|
Number of hips | 47 | 48 | Â |
Age at operation; years old (range) | 82.4 ± 7.0 (69–95) | 82.6 ± 7.9 (62–98) | 0.89 |
Sex, male:female | 14:33 | 18:30 | 0.43 |
Body mass index; kg/m2 (range) | 20.1 ± 3.7 (13.4–27.7) | 18.9 ± 3.4 (12.2–28.3) | 0.10 |
Size of the greater trochanteric fragment | |||
 length; mm (range) | 33.2 ± 5.7 (23–45) | 33.3 ± 5.3 (22–45) | 0.93 |
 width; mm (range) | 21.7 ± 4.1 (14–34) | 21.4 ± 4.0 (14–30) | 0.76 |
 thickness; mm (range) | 8.9 ± 1.8 (5–14) | 8.8 ± 1.9 (5–12) | 0.81 |
 estimated volume; mm3 (range) | 6810 ± 3547 (1820–17,640) | 6706 ± 3213 (2030–13,766) | 0.89 |
Type of the stem | Â | Â | 0.38 |
 Exeter | 4 (8.5%) | 6 (12.5%) |  |
 SC | 43 (91.5%) | 42 (87.5%) |  |
Surgeon | Â | Â | 0.31 |
 A | 26 (55.3%) | 30 (62.5%) |  |
 B | 16 (34.0%) | 10 (20.8%) |  |
 Others | 5 (10.6%) | 8 (16.7%) |  |
Type of the greater trochanter | Â | Â | 0.045* |
 Type A | 34 (72.3%) | 44 (91.7%) |  |
 Type C | 5 (10.6%) | 1 (2.1%) |  |
 Type F | 8 (17.0%) | 3 (6.3%) |  |