Three-Dimensional Finite Element Analysis and Biomechanical Analysis of Midfoot von Mises Stress Levels in Flatfoot, Clubfoot, and Lisfranc Joint Injury

29 August 2021: Clinical Research

Chaoqiang Wang ^1ABCDEFG , Xiaoyu He ^1ABCDEF* , Zhongning Zhang ^1BCD , Caosheng Lai ^1BCD , Xueli Li ^2BCD , Zhiping Zhou ^1BC , Kangming Ruan ^1BC

DOI: 10.12659/MSM.931969

Med Sci Monit 2021; 27:e931969

Table 2 The characteristics of Lisfranc injury patients.

Injury types (n=50)	i (n=6)	ii (n=12)	iii (n=16)	iv (n=5)	v (n=11)	P-value
Male (%)	2 (33%)	8 (67%)	9 (56%)	4 (80%)	6 (56%)	0.55^*
Age (years)	29.67±4.89	27.25±4.33	26.29±5.29	23.20±6.10	25.91±5.74	0.35^**
Height (cm)	162.67±8.94	165.17±8.04	164.94±8.17	167.20±6.06	163.09±10.18	0.88^**
Weight (kg)	59.17±8.66	65.42±9.41	62.13±12.19	63.80±9.52	59.64±5.41	0.59^**
i – the first metatarsal fracture; ii – the second to fourth metatarsal dislocation; iii – the second to fifth metatarsal dislocation; iv – the second metatarsal fracture combined with the third to fifth metatarsal dislocation; v – the medial cuneiform fracture combined with the second and third metatarsal dislocation. Data are presented as mean±standard deviation or the number and percentage (%). ^* chi-square test; ^** one-Way ANOVA test.