Fig. 2From: Morphological risk factors associated with dislocation after bipolar hemiarthroplasty of the hip in patients with femoral neck fractures—a nested case-control studyMeasurement of center-edge angle (CE.A), abduction angle (AB.A), leg length discrepancy (LLD), and femoral neck offset. (LLD is the difference in perpendicular distance between a line passing through the lower edge of the teardrop points to the corresponding tip of the lesser trochanter)Back to article page