英语语法分析

None of the other factors studied had a statistically significant effect on malalignment.

其他研究的因素与对线不良的影响均无统计学意义。

Factors that cause patellofemoral pain include: over use, soft tissue imbalance, and malalignment of lower extremity.

造成髌股关节痛的原因主要有过度使用、软组织不平衡、下肢骨骼排列不正确。

Malalignment of the articular surface is not uncommon, especially in inexperienced hands using the minimally invasive technique.

关节面的对线不良并不是不常见，尤其是在应用微创技术经验少的医生中。