Time of day for surgical procedures has been a topic of considerable controversy, with some suggesting that later operating times are associated with worse outcomes.

中文翻译：

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下午的心脏手术与增加的手术发病率和死亡率无关

一天中的外科手术时间一直是一个颇具争议的话题，有些人认为后期手术时间与较差的结果有关。