文档介绍：分析灵敏度(检测限) 上海市临床检验中心冯仁丰 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 1. 可检测的最低分析物浓度为检测系统的分析灵敏度或称检测限。分析灵敏度(检测限) Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 毒品检验; 肿瘤标志物; 特定蛋白; 核酸; 激素; 某些常用项目等。需要有可检出的最低浓度或某个量. 分析灵敏度(检测限) Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 2 .检测限术语混乱。厂商使用各种词语, 如: 灵敏度 (Sensitivity) , 分析灵敏度(Analytical sensitivity) , 最小检测限(Minimum detection limit) , 功能灵敏度(Functional sensitivity) , 检测限度(Limit of detection) , 定量限度(Limit of quantitation) 等。分析灵敏度(检测限) Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 以下介绍的分析灵敏度分为具定性含义的检测低限; 具定量含义的生物检测限; 及功能灵敏度。分析灵敏度(检测限) Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. (LLD,Lower Limit of Detection) 每次检测,总是做一个空白样品。检测方法常以空白响应量校准至零点,再检测各个检测样品的反应响应量。分析灵敏度(检测限) Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 但是,, ,以空白(响应量)均值和标准差表示这些空白响应量的平均水平和所有空白响应量对于空白均值的离散程度指标。分析灵敏度(检测限) Evaluation only. E