Comparison of Ordinary Cannulated Compression Screw and Double-Head Cannulated Compression Screw Fixation in Vertical Femoral Neck Fractures

Table 4

Radiographic analysis of Garden IV fractures fixed with OCCS and DhCCS.

	OCCS (%)	DhCCS (%)
Number	48	23	—
Fixation failure	20 (41.67)	4 (17.39)	0.043
Nonunion	10 (20.83)	2 (8.70)	0.313
ONFH	8 (16.67)	1 (4.35)	0.254