Clinical study on the surgical treatment of atypical Lisfranc joint complex injury

Table 1 Epidemiology of atypical Lisfranc joint complex injury (univariate analysis)

Variable	Count	AOFAS score (mean ± SD)	P value
Age			0.934
< 45 yr	11	88.5 ± 8.7
> 45 yr	7	88.9 ± 5.5
Left or right foot			0.679
Left	11	89.3 ± 7.9
Right	7	87.7 ± 7.2
Gender			0.367
Male	10	87.2 ± 8.0
Female	8	90.5 ± 6.8
Injury type			0.008
Type 1	5	93.8 ± 3.0
Type 2A	1	71.0 ± 0.0
Type 3A	12	88.0 ± 6.5
Mechanism			0.130
High-energy injury	13	87.0 ± 7.7
Low-energy injury	5	93.0 ± 4.9

AOFAS: The American Orthopedic Foot and Ankle Society.