Reducing that pulmonary function of two groups after surgery had statistics meaning, the VATS group pulmonary function damaged ferther less than routine open thoractomies group.
结果两组术后肺功能降低有显著意义，胸腔镜组肺功能损害较常规组显著减轻。
The observation group was treated with VATS, and the control group only received conventional thoracotomy.
观察组采用电视胸腔镜手术治疗，对照组采用常规开胸手术治疗。
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