研究小组发现在经过冲击波碎石术，输尿管镜检查术和开放性手术后，所有的结石排空率分别为75.4， 93.3， 和100%。

The group found that there overall stone free rates after shock wave lithotripsy, ureteroscopy, and open surgery were 75.4, 93.3, and 100% respectively.

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当评价输尿管镜检查术时，纳入了6名冲击波碎石术失败患者(7条输尿管)，总共有14名患者对输尿管下部结石进行输尿管镜检查术治疗。

When they evaluated ureteroscopy they included 6 patients (7 ureters) that failed shock wave lithotripsy and had a total of 14 patients overall who underwent ureteroscopy for lower ureteral calculi.

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