围手术期总失血量包括术中估计失血量和术后引流量。
Total perioperative blood loss was determined from the estimated intraoperative blood loss and measured postoperative suction drainage.
平均手术时间(164分钟)和估计失血量(858 ml)增加了2倍以上，采用新技术手术者报道其主要并发症发生率(9%)增高6倍。
The average surgical time (164 minutes) and estimated blood loss (858 mL) were more than double, and the major complication rate (9%) was 6 times that reported by an innovator of the procedure.
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