| RSA (%) | HA (%) |
Number | 20 | 38 |
Male | 6 (30%) | 16 (42%) |
Female | 14 (70%) | 22 (58%) |
Age (year) | 76.3 | 66 |
Three-part fracture | 8 (40%) | 18 (47%) |
Four-part fracture | 12(60%) | 20 (53%) |