From: Prognostic value of the sliding length of cephalocervical screws to predict the risk of non-union after osteosynthesis: a retrospective analysis of 86 patients with intracapsular femoral neck fractures
Union (n = 74)
Non-union (n = 12)
P value
Proximal
2.93 ± 3.94 (0–19.9)
9.66 ± 6.53 (0.1–17.9)
0.0045b
Distal
3.34 ± 4.13 (0–21.6)
10.94 ± 4.57 (2.6–17.3)
<0.0001b