Table 3.

Comparison of the treatment of patients with femoral neck fractures between the two groups

Variable	AVNFH (n = 160)	Control (n = 165)	P value
HHS	72.3 ± 11.25	75.2 ± 9.4	0.01*a
Garden index			0.57*b
I	42	46
II	56	52
III	44	34
IV	18	33
Injury operation interval			0.48*b
<24 h	26	32
24–48 h	45	58
48–72 h	53	35
>72 h	31	40
Weight-bearing activity time (<8 months/≥8 months)	37/123	49/116	0.18*c
Mechanical failure	14.4% (23/160)	20.6% (34/165)	0.14*c

AVNFH avascular necrosis of the femoral head, HHS Harris Hip Score

^*No statistically significant values

^aAnalysed using an independent samples t test

^bAnalysed using the Mann–Whitney test

^cAnalysed using the chi-square test