分析血红蛋白A2值的年均分布,作为检测HbA2标准化的方法
Matteo Vidali1, Renata Paleari2, Ferruccio Ceriotti1
1Clinical Pathology Unit, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milano, Italy.
Clinica chimica acta; international journal of clinical chemistry
|September 25, 2023
概括
每年监测血红蛋白A2 (HbA2) 分布是评估不同实验室全球标准化的可靠方法. 这项研究证实了其在测试分析方法一致性的有效性.
科学领域:
- 临床化学 临床化学
- 实验室医学 实验室医学
- 分析科学 分析科学
背景情况:
- 全球对血红蛋白A2 (HbA2) 测量的标准化对于准确的临床解释至关重要.
- 建议每年对HbA2分布进行监测,作为实现这种标准化的可靠指标.
研究的目的:
- 评估监测年度HbA2分布的可靠性,作为多个意大利实验室标准化指标.
- 评估HbA2测量方法在时间和不同实验室环境之间的一致性.
主要方法:
- 在三年内从15个意大利实验室收集每年的HbA2测量,使用每个实验室内一致的分析方法.
- 分析了使用概率密度函数 (系数eta) 的重叠面积的HbA2分布,并比较了来自refineR包的参考间隔.
- 专注于具有高测量量 (≥1000/年) 的中心,并比较不同地点使用相同方法的实验室的结果.
主要成果:
- 来自每年≥1000次测量中心的分布在连续几年显示出相似性.
- 在不同地点使用相同分析方法的实验室的参考间隔高度一致.
- 在大多数相互比较中观察到高重叠区域 (93.6-99.7%),这表明标准化良好.
结论:
- 每年对测量HbA2分布的监测是评估各种实验室环境标准化的可靠工具.
- 这种方法可以有效地测试HbA2测量的一致性,即使采用不同的分析技术.
- 该研究支持使用HbA2分布监测用于实验室诊断的质量控制和标准化.
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