澳大利亚和新西兰机械通风成年人中的蛋白质输送:当前的做法
Tejaswini Arunachala Murthy1,2, Rinaldo Bellomo3,4,5,6, Marianne J Chapman1,2,7,4
1Intensive Care Unit, Royal Adelaide Hospital, Adelaide, SA, Australia.
概括
澳大利亚和新西兰的重症成年人摄取的蛋白质摄入量低于最佳水平,低于国际准则. 这项研究量化了蛋白质输送,突出了这些患者营养支持的重大差距.
科学领域:
- 临床营养学 临床营养学
- 关键护理医学 关键护理医学
- 营养学 营养学 营养学
背景情况:
- 对重症患者来说,最佳的蛋白质输送至关重要,以支持康复和减少并发症.
- 国际指导方针建议重症监护室 (ICU) 患者具体摄入蛋白质水平.
研究的目的:
- 量化当前的蛋白质处方和在澳大利亚和新西兰的严重病情的成年人提供.
- 将实际的蛋白质输送与国际营养指南进行比较.
主要方法:
- 在五个ICU进行前性,多中心的观察性研究.
- 包括机械通风成年人预计接受肠道营养≥24小时.
- 收集有关蛋白质需求,肠道营养,肠外营养和蛋白质补充剂的数据.
主要成果:
- 平均每天从肠道营养中摄取的蛋白质量为0.85g/kg理想体重 (IBW),每天从所有来源摄取的IBW为0.88g/kg.
- 只有在29%的研究日内,蛋白质供应达到或超过每天≥1.2g/kgIBW的指导值.
- 估计每天IBW蛋白质需求量为1.46g/kg,实际供应量明显较低.
结论:
- 目前在澳大利亚和新西兰的重症成年人中,蛋白质的供应低于国际推的指导方针.
- 在这个患者群体中,估计的蛋白质需求和实际的蛋白质供应之间存在很大的差距.
- 需要进一步的研究和干预来优化ICU设置中的蛋白质供应.
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