蛋白质补充剂用于老年患者部骨折恢复:一个随机对照试验
Seyed Hadi Kalantar1,2, Mohammad Poursalehian1,2, Mohammadreza Donyazad1,2
1Joint Reconstruction Research Center, Tehran University of Medical Sciences, Tehran, Iran.
Journal of orthopaedic trauma
|February 10, 2026
概括
蛋白质补充剂显著改善了早期运动能力,并减少了从关节骨折中恢复过来的老年患者的6个月死亡率. 这种干预也加速了白蛋白正常化,而不会增加并发症率.
科学领域:
- 老年医学 老年医学
- 整形外科手术 整形外科手术
- 营养科学 营养科学
背景情况:
- 患有近腰骨折的老年患者经历了显著的运动障碍和增加的死亡率.
- 营养状况对于恢复至关重要,但最佳补充策略仍在调查中.
- 蛋白质补充剂是一种潜在的干预措施,以减轻骨折后的负面结果.
研究的目的:
- 评估肌酸和HMB丰富的蛋白质补充剂在老年患者近腰骨折后的疗效.
- 为了评估行动能力恢复的改善,营养标志物,死亡率和术后并发症.
主要方法:
- 一项前性,随机,双盲,安慰剂对照试验,涉及患有近腰骨折的老年患者 (≥60岁).
- 参与者每天接受蛋白质补充剂或马尔托德素安慰剂,持续一个月.
- 主要结局:在1个月和6个月后恢复移动性 (帕克尔移动性得分). 二次结果:营养标志物,死亡率和并发症.
主要成果:
- 蛋白质补充剂组在1个月后显著改善了运动能力 (P < 0.001),但在6个月后没有.
- 补充剂组中的白蛋白正常化加速,尽管在调整后没有统计学意义 (调整后P=0.219).
- 在干预组中观察到较低的6个月死亡率 (HR 4.5;P=0.034),组间的并发症率相似.
结论:
- 富含肌酸和HMB的蛋白质补充剂可以提高早期的运动能力,并加速老年关节骨折患者的白蛋白正常化.
- 补充剂与减少6个月死亡率有关,而不会增加术后并发症.
- 这种营养干预有望改善这种脆弱患者群体的康复结果.
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