研究方法：本研究回顾性的对两种方法（站立位全长前后位片和仰卧位透视片）所得的下肢对线排列资料进行对比。

• Methods: We retrospectively compared the measurements of lower limb alignment that were obtained with use of supine intraoperative fluoroscopy with those that were obtained with use of a full-length standing anteroposterior radiograph of the lower extremity.