求翻译：抽取我院2009年1月至2011年12月，使用左氧氟沙星注射液治疗急性阑尾炎围手术期感染的病例，按其不同的给药方法分为：一天剂量一次给予组（A法组）；一天剂量分二次给予组（B法组）。分别收集患者的一般资料及疾病资料，术前、术后第三天谷氨酸氨基转移酶（ALT）、总胆红素（TBil）、尿素氮（BUN）、肌酐（Cr），切口感染、切口愈合时间、住院时间，然后进行对比分析是什么意思？

Extraction in our hospital from January 2009 to December 2011, the use of levofloxacin treatment of acute appendicitis Wai-operative infections, according to the different delivery methods are divided into: one day dose of a given group (a group) of France; one day dose at the second to give the gro

I am home from January 2009 to December 2011, use the Left ofloxacin injection fluid treatment of acute appendicitis surgery of the infections, according to their different methods of medication: one day per dose for a given group (A law group); one-day dose of 2 to give B Law Group (group). Respect

Extracts my courtyard from January, 2009 to December, 2011%2

Extract from January 2009 to December 2011 in our hospital, using left-ofloxacin injection in treatment of acute appendicitis case of perioperative infection, according to their different medications are divided into: dose given once a day group (a group by), dose two times a day group (group by b).