术后切口感染率差异无统计学意义。
But difference in the rate of postoperative incision infection had no statistical significance.
术后切口感染率为3 %。
LA在术后疼痛的程度、术后切口感染率等方面明显优于OA组。
The postoperative pain and the rate of incision infection in LA group were obviously superior to those in OA group.
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