29 August 2021 : Clinical Research
Three-Dimensional Finite Element Analysis and Biomechanical Analysis of Midfoot von Mises Stress Levels in Flatfoot, Clubfoot, and Lisfranc Joint Injury
Chaoqiang Wang1ABCDEFG, Xiaoyu He1ABCDEF*, Zhongning Zhang1BCD, Caosheng Lai1BCD, Xueli Li2BCD, Zhiping Zhou1BC, Kangming Ruan1BCDOI: 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. | ||||||