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Table 4 Values of the maximum von Mises stress of different knee joint structures before and after PFO

From: Effects of proximal fibular osteotomy on stress changes in mild knee osteoarthritis with varus deformity: a finite element analysis

Parts Pre
(n = 10)
Post
(n = 10)
P value
Femoral cartilage (MPa) 11.87 (0.13) 11.49 (0.14) < 0.001
Medial meniscus (MPa) 9.21 (1.36) 7.90 (1.03) 0.003
Lateral meniscus (MPa) 4.51 (0.55) 5.63 (0.51) < 0.001
Medial tibial cartilage (MPa) 7.73 (0.63) 6.90 (0.27) 0.001
Lateral tibial cartilage (MPa) 5.88 (0.19) 6.72 (0.14) < 0.001
Tibial plateau (MPa) 9.03 (1.34) 7.94 (0.99) 0.002
  1. Pre, values of the maximum von Mises stress of different knee-joint parts before PFO. Post, values of the maximum von Mises stress of different knee-joint parts after PFO. The corresponding values were expressed as means (standard deviations) in the table above