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YY/T 1789.1-2021 English PDF

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YY/T 1789.1-2021: (Accurate inspection and diagnosis system performance evaluation method - Part 1: Precision)
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Basic data

Standard ID YY/T 1789.1-2021 (YY/T1789.1-2021)
Description (Translated English) (Accurate inspection and diagnosis system performance evaluation method - Part 1: Precision)
Sector / Industry Medical Device & Pharmaceutical Industry Standard (Recommended)
Classification of Chinese Standard C30
Word Count Estimation 27,239
Issuing agency(ies) State Drug Administration

YY/T 1789.1-2021: (Accurate inspection and diagnosis system performance evaluation method - Part 1: Precision)


---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
(Accurate inspection and diagnosis system performance evaluation method.Part 1.Precision) ICS 11.100.10 C30 People's Republic of China Pharmaceutical Industry Standard Performance evaluation method of in vitro diagnostic test system Part 1.Precision Part 1.Precision Published on 2021-09-06 2023-03-01 Implementation Released by the State Drug Administration directory Preface I 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Symbols and Abbreviations 4 5 General 4 5.1 General Requirements 4 5.2 Precision Type 4 5.3 Sample Requirements 4 5.4 Products to be evaluated5 5.5 Evaluation Process 5 5.5.1 Flowchart 5 5.5.2 Analysis of Influencing Factors 5 5.5.3 Evaluation scheme design 6 5.5.4 Precautions for testing 6 5.5.5 Data Analysis 6 5.5.6 Results report 6 6 Evaluation of Repeatability and Intralaboratory Precision7 6.1 Test 7 6.2 Data Inspection and Analysis 7 6.2.1 Outlier test 7 6.2.2 Calculation of SS, MS 7 6.2.3 Computing s and CV 9 6.2.4 Computing confidence intervals 9 6.2.5 Example 10 7 Interlaboratory Precision Evaluation 10 7.1 Test 10 7.2 Data Inspection and Analysis 10 7.2.1 Outlier tests 10 7.2.2 Calculation of SS, DF, MS 10 7.2.3 Computing s and CV 11 7.2.4 Computing confidence intervals 12 7.2.5 Example 12 Appendix A (informative) Example of data analysis for repeatability and intra-laboratory precision evaluation (in the case of data balance) 13 Appendix B (Informative Appendix) Example of Interlaboratory Precision Evaluation Data Analysis (In the case of data balance) 16 Reference 23

foreword

YY/T 1789 "In Vitro Diagnostic Test System Performance Evaluation Method", consists of the following parts. --- In vitro diagnostic test system performance evaluation method Part 1.Precision; --- In vitro diagnostic test system performance evaluation method Part 2.Accuracy; --- In vitro diagnostic test system performance evaluation method Part 3.detection limit and quantification limit; --- In vitro diagnostic test system performance evaluation method Part 4.Linear interval and reportable interval; --- In vitro diagnostic test system performance evaluation method Part 5.Analysis specificity; ---In vitro diagnostic test system performance evaluation method Part 6.Precision of qualitative reagents, diagnostic sensitivity and specificity, predictive measured value. This part is Part 1 of YY/T 1789. This section is drafted in accordance with the rules given in GB/T 1.1-2009. Please note that some content of this document may be patented. The issuing authority of this document assumes no responsibility for identifying these patents. This part is under the jurisdiction of the National Standardization Technical Committee of Medical Clinical Laboratory and In Vitro Diagnostic System (SAC/TC136). This section is drafted by. Beijing Medical Device Inspection Institute, Meikang Biotechnology Co., Ltd., Sysmex Medical Electronics (Shanghai) Co., Ltd., Shenzhen Yahuilong Biotechnology Co., Ltd., Beijing Jiuqiang Biotechnology Co., Ltd., Zhongsheng Beikong Biotechnology Co., Ltd. Co., Ltd., Beijing Leadman Biochemical Co., Ltd., Beijing Genetron Gene Technology Co., Ltd., Shandong Broke Biological Industry Co., Ltd. Company, Shanghai Kehua Biological Engineering Co., Ltd. The main drafters of this section. Wang Jun, Shen Min, Zhang Shuang, Huang Tao, Zhou Ming, Jiang Lin, Li Changze, Cheng Xiaolei, Xie Qinghua, Peng Bo. Performance evaluation method of in vitro diagnostic test system Part 1.Precision

1 Scope

This part of YY/T 1789 specifies the method for evaluating the precision performance of in vitro diagnostic testing systems. This section applies to the manufacturer's evaluation of the precision of in vitro diagnostic test systems for quantitative testing. This section does not apply to the performance evaluation of in vitro diagnostic test systems with results reported as nominal and ordinal scales, such as for blood cells Cell identification, microbial typing, nucleic acid sequence identification, urine particle identification, and the results are reported as negative, positive or in vitro diagnosis of 1, 2, 3 Inspection system. This section does not apply to medical laboratory precision performance verification, nor does it apply to product type inspection.

2 Normative references

The following documents are essential for the application of this document. For dated references, only the dated version applies to this article pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 4883-2008 Statistical processing and interpretation of data Judgment and processing of outliers in normal samples GB/T 6379.2 Accuracy (correctness and precision) of measurement methods and results - Part 2.Determining repetition of standard measurement methods Basic Methods of Reproducibility and Reproducibility YY/T 1441 General requirements for performance evaluation of in vitro diagnostic medical devices

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 IVD medical device IVD medical device Devices used alone or in combination, intended by the manufacturer for the in vitro testing of human specimens, solely or primarily for the purpose of providing diagnosis, monitoring or compatibility information, devices including reagents, calibrators, control substances, sample containers, software and related instruments or devices or other thing. [GB/T 29791.1-2013, definition 3.27] 3.2 IVD Instrument IVDinstrument A device or device intended by the manufacturer for use as an in vitro diagnostic medical device. [GB/T 29791.1-2013, definition 3.26] 3.3 IVD reagent IVDreagent A chemical, biological or immunological component, solution or preparation intended by the manufacturer for use as an in vitro diagnostic medical device.

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