阻抗衍生相角作为维护血液透析患者身体功能指标
1Department of Nephrology, Tongji Hospital, School of Medicine, Tongji University, Shanghai, China.
Nutrition (Burbank, Los Angeles County, Calif.)
|May 15, 2025
概括
在维持血液透析 (MHD) 患者中,更高的相角 (PhA) 与更好的身体功能相关,包括力量和移动性. 这表明PhA是评估MHD个体功能状态的可靠指标.
科学领域:
- 科和临床营养学
- 在慢性疾病管理中的生物电阻分析 (BIA)
背景情况:
- 维护血液透析 (MHD) 患者经常经历身体功能受损,影响生活质量和生存.
- 阶段角 (PhA),生物电阻分析 (BIA) 参数,显示了潜在的萨尔科佩尼亚和身体功能的指标.
研究的目的:
- 研究在接受维持血液透析 (MHD) 的患者中相角 (PhA) 和身体功能之间的关联.
- 确定PhA是否可以作为MHD患者功能状态的非侵入性临床指标.
主要方法:
- 一项多中心,横截面研究,涉及7个透析中心的864名MHD患者 (2020-2021).
- 身体功能通过手握强度 (HGS),短物理性能电池 (SPPB),4米步行速度和定时上行测试 (TUGT) 来评估.
- 评估了包括PhA在内的身体组成,营养状况 (MIS) 和肉症诊断 (AGS标准);进行了多变量回归分析.
主要成果:
- 阶段角 (PhA) 与身体功能的测量有积极的关联:SPPB得分 (β = 0.33),步行速度 (β = 0.29),HGS (β = 0.28),在完全调整后,与TUGT时间 (β = -0.20) 有负面关联.
- 关联在全身和细分PhA测量中保持一致.
- 在小组分析中证实了强有力的关联,包括患有肉症,营养不良,糖尿病的患者,以及不同年龄和性别的患者.
结论:
- 更高的相角 (PhA) 独立地与维护血液透析 (MHD) 患者的更好的身体功能有关.
- 阶段角 (PhA) 显示出作为评估MHD患者功能状态的非侵入性和可靠的临床工具的希望.
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