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相关概念视频

Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches01:23

Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches

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Biopharmaceutical studies constitute a vital field aiming to enhance drug delivery methods and refine therapeutic approaches, drawing upon diverse interdisciplinary knowledge. In research methodologies, the choice between controlled and non-controlled studies significantly influences the study's reliability and accuracy.
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast,...
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Pharmacokinetic Models: Comparison and Selection Criterion01:26

Pharmacokinetic Models: Comparison and Selection Criterion

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Physiological and compartmental models are valuable tools used in studying biological systems. These models rely on differential equations to maintain mass balance within the system, ensuring an accurate representation of the dynamic processes at play.
Physiological models take a detailed approach by considering specific molecular processes. They can predict drug distribution, metabolism, and elimination changes, providing a comprehensive understanding of how drugs interact with the body.
152
Quality Control01:05

Quality Control

294
Quality control is one of the three cyclical quality assurance activities that help keep a system under statistical control. Typical quality control activities include creating quality control charts, conducting proficiency testing, and documenting and archiving results.
Quality control helps track data, visualize trends, and identify variations, making it easier to detect deviations that may affect the accuracy of an analysis. One way to do this is by generating a quality control chart, which...
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Bioequivalence: Overview01:16

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Pharmaceutical equivalents, by definition, are drug products with the same active ingredient in the same quantities, encapsulated in identical dosage forms, and intended for the same administration routes. These pharmaceutical equivalents are deemed bioequivalent if the bioavailability of the active entity in the drug preparations is similar. Moreover, pharmaceutical equivalents demonstrating bioequivalence are also regarded as therapeutically equivalent. This means that when used as directed,...
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Quality Assurance01:19

Quality Assurance

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Quality assurance is the overarching term used to describe the activities employed to ensure the proper performance of a system. These activities can be classified into three categories: quality control, quality assessment, and internal corrective measures. Typically, these activities work cyclically: quality control is performed before and during the analysis, while quality assessment occurs during and after the investigation. Internal corrective measures are implemented based on the findings...
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Receiver Operating Characteristic Plot01:15

Receiver Operating Characteristic Plot

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A ROC (Receiver Operating Characteristic) plot is a graphical tool used to assess the performance of a binary classification model by illustrating the trade-off between sensitivity (true positive rate) and specificity (false positive rate). By plotting sensitivity against 1 - specificity across various threshold settings, the ROC curve shows how well the model distinguishes between classes, with a curve closer to the top-left corner indicating a more accurate model. The area under the ROC curve...
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相关实验视频

Updated: Sep 16, 2025

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基于准确性的同等性评估,使用基于患者的质量控制模型临床应用的参考数据.

Xueling Shang1, Tingting Wang2, Minglong Zhang3

  • 1Department of Laboratory Medicine, Beijing Chao-yang Hospital, Capital Medical University, Beijing, PR China.

Clinica chimica acta; international journal of clinical chemistry
|July 11, 2025
PubMed
概括

数字计量学和算法可追溯性标准化了基于患者的实时质量控制 (PBRTQC) 评估. 这种方法确保了PBRTQC模型的基于准确性的等价性,有助于临床选择和部署.

关键词:
算法可追溯性的算法一个数字测量仪器.数字计量学数字计量学基于患者的实时质量控制.绩效评价 绩效评价 绩效评价 绩效评价 绩效评价参考数据 参考数据 是指参考数据.

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科学领域:

  • 临床实验室科学 临床实验室科学
  • 计量学 计量学 计量学
  • 生物医学工程 生物医学工程

背景情况:

  • 基于患者的实时质量控制 (PBRTQC) 使用患者测试结果监测分析性能.
  • 目前的PBRTQC模型需要在临床使用前进行基于准确性的独立验证.
  • 对于PBRTQC模型选择和认证合规性,需要标准化的评估方法.

研究的目的:

  • 为标准化PBRTQC评估引入数字计量学和算法可追溯性.
  • 为了使不同PBRTQC模型/软件的基于准确性的等价性评估.
  • 为在临床环境中选择和部署PBRTQC模型提供证据.

主要方法:

  • 建立了一个参考数据集作为一个数字测量仪器 (DMI) 用于计量可追溯性.
  • 使用数字双胞胎技术开发了DMI,使用标准化数据和测量不确定性 (MU).
  • 使用DMI评估了五种PBRTQC模型,重点关注红细胞 (RBC) 数量数据.

主要成果:

  • 构建了一个从PBRTQC模型到DMI和原始仪器数据的等级可追溯性链.
  • 在QC场景中,DMI包含了控制和失控状态.
  • 计算了五个PBRTQC模型的算法评估值 (Y),范围从0.638986到0.798970,MU为 (4.1-4.3) × 10−5.

结论:

  • 作为DMI和算法可追溯性的参考数据为PBRTQC模型提供了基于准确性的等价性评估.
  • 该方法支持实验室用户选择和实施PBRTQC解决方案.
  • 标准化评估提高了对临床应用PBRTQC模型性能的信心.