危急病患者维生素D补充剂:一个元分析
Wen-He Zheng1, Jia-Heng Shi2, Da-Xing Yu2
1Department of Critical Care Medicine, The Second People's Hospital Affiliated to Fujian University of Traditional Chinese Medicine, Fuzhou, China.
Frontiers in nutrition
|May 15, 2025
概括
维生素D补充改善了重症患者的治疗结果,减少了死亡率和机械通风持续时间. 需要进一步的研究来证实这些好处,特别是对于机械通风的好处.
科学领域:
- 关键护理医学 关键护理医学
- 内分泌学 在内分泌学.
- 营养科学 营养科学
背景情况:
- 维生素D在重症患者中的作用受到争议.
- 维生素D被广泛使用,但其在严重疾病中的有效性需要澄清.
- 这项研究解决了围绕维生素D对重症监护结果的影响的争议.
研究的目的:
- 系统地审查和元分析随机对照试验 (RCT) 关于维生素D对严重疾病成人的影响.
- 为了评估维生素D对短期死亡率的影响,血清25-基维生素D水平,机械通风持续时间和停留时间.
主要方法:
- 在PubMed,Embase和Cochrane图书馆搜索到到2024年8月15日的RCT.
- 包括的研究比较了维生素D补充剂与危急病患者成年人中的对照.
- 使用Cochrane偏差风险和GRADE评估研究质量;使用元回归,子组和试验顺序分析 (TSA) 分析了包括死亡率,血清维生素D,机械通风 (MV) 持续时间和停留时间 (LOS) 在内的结果.
主要成果:
- 分析了19个涉及2,754名患者的RCT.
- 维生素D显著增加了血清25-基维生素D水平.
- 它显著降低了短期死亡率 (RR=0.83),MV持续时间 (MD=-2.96天) 和ICU LOS (MD=-2.66天),但不是医院LOS.
- 超回归确定了MV患者的比例作为异质性的来源,MV患者显示出更大的益处.
- 交通安全局表示,需要更多数据来证实死亡率的发现.
结论:
- 维生素D补充剂有效地提高了重症患者的血清25-基维生素D水平.
- 维生素D显示出显著的益处,特别是对于需要机械通风的患者,减少死亡率和资源利用.
- 虽然有希望,但建议进行进一步的试验,以最终确认死亡益处,特别是在机械通风的背景下.
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