本指南描述了帮助临床实验室开发和计算测量不确定度有用估计值的实用方法，并说明了它们在维持和提高患者护理中使用的测量值质量方面的应用。CLSI-IFCC联合项目。

This document is no longer being reviewed through the Consensus Document Development ProcessThis guideline describes a practical approach to assist clinical laboratories in developing and calculating useful estimates of measurement uncertainty, and illustrates their application in maintaining and improving the quality of measured values used in patient care. A CLSI-IFCC joint project.