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ABBREVIATION for →see plug and play
The negative nitrogen balance of control group was more seriously than PN group(P<0.05).
术后PN支持组的负氮平衡改善较常规补液组明显（P＜0.05）。
Time of resumption of gastrointestinal function in EN group was earlier that in PN group (P <0.01);
胃肠道功能恢复时间肠内营养组明显早于肠外营养组（P<0.01）；
Catheter time of infection, parenteral nutrition(PN) rate, tracheotomy rate, hospital stay and costs were higher(P<0.05), albumin level lower than that of the control group(P<0.05);
感染组导管留置时间、胃肠外营养、气管切开、住院时间及费用均高于对照组（P<0.05），白蛋白水平低于对照组（P<0.05）；
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