CN108108863A - Laboratory system allowable range of error appraisal procedure based on Quality Control data - Google Patents
Laboratory system allowable range of error appraisal procedure based on Quality Control data Download PDFInfo
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- CN108108863A CN108108863A CN201611049948.1A CN201611049948A CN108108863A CN 108108863 A CN108108863 A CN 108108863A CN 201611049948 A CN201611049948 A CN 201611049948A CN 108108863 A CN108108863 A CN 108108863A
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- quality control
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
- G06Q10/063—Operations research, analysis or management
- G06Q10/0639—Performance analysis of employees; Performance analysis of enterprise or organisation operations
- G06Q10/06395—Quality analysis or management
Abstract
The invention discloses a kind of laboratory system allowable range of error appraisal procedures based on Quality Control data, comprise the following steps：Equal Data-Statistics are carried out to quality control data；The allowable error standard TEa of respective item is formulated according to relevant regulations；According to average statistical and acceptable error standard TEa generation loudspeaker figures；According to the quality control data generation respective graphical currently collected and intersect acquisition intersection point with loudspeaker figure；The new allowed band of laboratory system error is drawn according to the intersection point of acquisition；By the way that on the acceptable error standard formulated according to the rules, amount determines the new acceptable error range of linearity again；In the case of there are systematic error, available data is analyzed, obtains an acceptable temporary range of narrower overall error, the testing result in the range of this is can to meet overall error requirement (country or professional standard), and received.
Description
Technical field
The present invention relates to Quality Control Technology field more particularly to the laboratory system error based on Quality Control data allows model
Enclose appraisal procedure.
Background technology
Quality control, hereinafter referred to as Quality Control；In clinical labororatory's general measure detection, detection data are within the specific limits
Existing first-order linear.The scope has also obtained in routine duties.Preparation method is substantially：On the premise of no systematic error,
(cause difference is random error or the detection to difference between detection data and truthful data in a certain detection range
The detectable limit of method) in the range of acceptable overall error.However the actual situation is that systematic error is eternal existing.
Each different concentration point in the entire range of linearity, there will necessarily be error, and error size is different.It is this by can not
First-order linear is presented in error caused by the systematic error of elimination.This means some in the known range of linearity more
In small concentration range, error still can receive (shortening for being equivalent to the range of linearity).Clinical labororatory, due to being unable to estimate
There is range of linearity when systematic error, generally all refusal misses, it is necessary to correct the system by the experimental result in gamut
Again all samples are detected after difference.And it is acceptable still to have the error of significant portion of sample institute band among these.This will
Cause the waste of huge time and resource.
The content of the invention
In view of presently, there are above-mentioned deficiency, the present invention, which provides a kind of laboratory system error based on Quality Control data, to be allowed
Ranging assessments method can obtain an acceptable temporary range of narrower overall error.
In order to achieve the above objectives, the embodiment of the present invention adopts the following technical scheme that：
A kind of laboratory system allowable range of error appraisal procedure based on Quality Control data, the reality based on Quality Control data
Chamber system allowable range of error appraisal procedure is tested to comprise the following steps：
Equal Data-Statistics are carried out to quality control data；
The allowable error standard TEa of respective item is formulated according to relevant regulations；
According to average statistical and acceptable error standard TEa generation loudspeaker figures；
According to the quality control data generation respective graphical currently collected and intersect acquisition intersection point with loudspeaker figure；
The new allowed band of laboratory system error is drawn according to the intersection point of acquisition.
It is described that the equal Data-Statistics of quality control data progress are included according to one aspect of the present invention：Indoor quality control
Change statistics between statistics and indoor quality control room, statistic is average.
According to one aspect of the present invention, indoor quality control is carried out by relevant national standard, and gathers determination data, until
Few is once a day, at least to gather two data every time.
It is described that loudspeaker figure bag is generated according to average statistical and acceptable error standard TEa according to one aspect of the present invention
It includes：Using average statistical as transverse axis, practical measurement numerical value is the longitudinal axis, forms coordinate system, and by acceptable error standard TEa in coordinate
It carries out drawing in system and forms loudspeaker figure.
According to one aspect of the present invention, the transverse axis is：The Internal Quality Control result average of certain time period or certain a period of time
Between section Internal Quality Control room between change result average.
According to one aspect of the present invention, the longitudinal axis is：The Internal Quality Control detected value or certain time period at a certain moment
Internal Quality Control detection average.
According to one aspect of the present invention, the intersection point according to acquisition draws the new allowed band of laboratory system error
For：Longitudinal axis scope between intersection point is exactly the new range of linearity that overall error size is still allowed under existing system error.
The advantages of present invention is implemented：Laboratory system allowable range of error assessment of the present invention based on Quality Control data
Method comprises the following steps：Equal Data-Statistics are carried out to quality control data；Allow to miss according to relevant regulations formulation respective item
Poor standard TEa；According to average statistical and acceptable error standard TEa generation loudspeaker figures；According to the quality control currently collected
Data generate respective graphical and intersect acquisition intersection point with loudspeaker figure；Show that laboratory system error newly allows according to the intersection point of acquisition
Scope；By the way that on the acceptable error standard formulated according to the rules, amount determines the new acceptable error range of linearity again；
In the case of there are systematic error, available data is analyzed, obtains the acceptable interim model of a narrower overall error
It encloses.Testing result in the range of this is can to meet overall error requirement (country or professional standard), and received.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the laboratory system allowable range of error appraisal procedure schematic diagram of the present invention based on Quality Control data；
Fig. 2 is the loudspeaker figure structure schematic representation described in the embodiment of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
As depicted in figs. 1 and 2, a kind of laboratory system allowable range of error appraisal procedure based on Quality Control data, it is described
Laboratory system allowable range of error appraisal procedure based on Quality Control data comprises the following steps：
Step S1：Equal Data-Statistics are carried out to quality control data；
The specific embodiment that the step S1 carries out quality control data equal Data-Statistics can be：Including indoor quality control
Change statistics between system statistics and indoor quality control room, statistic is average.
In practical applications, indoor quality control need to be carried out by relevant national standard, and gathers determination data, is at least every
It once at least gathers two data every time；The data of accumulation are more, and error interval estimation is more accurate.For example, labs
A certain purpose Internal Quality Control scheme with reference to GB/T 20468-2006《The indoor quality control guide of clinical labororatory's quantitative determination》
Carry out Internal Quality Control.Independent third party's Quality Control object of 2 concentration levels is used daily and is respectively detected once, Quality Control initial data
Such as following table：
Step S2：The allowable error standard TEa of respective item is formulated according to relevant regulations；
The step S2 formulates the specific embodiment party of the acceptable error standard TEa of respective item according to project relevant regulations
Formula can be：The acceptable error standard TEa of each project is formulated according to national regulation, that is, between the two to be acceptable
Error level.The scope is determined that overall error derives from national standard or professional standard by overall error
Step S3：According to average statistical and acceptable error standard TEa generation loudspeaker figures；
The step S3 can according to the specific embodiment of average statistical and acceptable error standard TEa generation loudspeaker figures
For：Using average statistical as transverse axis, practical measurement numerical value is the longitudinal axis, forms coordinate system, and by acceptable error standard TEa in coordinate
It carries out drawing in system and forms loudspeaker figure.
The transverse axis is：Change knot between the Internal Quality Control result average of certain time period or the Internal Quality Control room of certain time period
Fruit average.The longitudinal axis is：The Internal Quality Control detected value at a certain moment or the Internal Quality Control detection average of certain time period.
In practical applications, it is assumed that transverse axis is X-axis, and the longitudinal axis is Y-axis, then can define straight line is y=x, and representative is
Perfect condition equal with average statistical x current detection value y, and because the eternal presence of systematic error, then with good grounds system is missed
The acceptable error standard TEa that difference is formed, so as to form two horn-like rays in a coordinate system.
Step S4：It generates respective graphical according to the quality control data currently collected and intersects with loudspeaker figure and handed over
Point；
The step S4 according to the determination data generation respective graphical currently collected and intersects acquisition intersection point with loudspeaker figure
Specific embodiment can be：The Quality Control detected value or certain time period at a certain moment are being generated where loudspeaker figure on coordinate system
Quality Control detected value average, according to national standard, at least the Quality Control data point there are 2 concentration；It is obtained further according to Quality Control data point
The single order matched curve obtained, intersects acquisition intersection point according to the curve with loudspeaker figure.
In practical applications, when only existing two data points, two points is connected and are extended and loudspeaker figure intersects,
Obtain intersection point.
In practical applications, when there are the first-order linear regression equation that these points during the data point of 2 or more, are obtained, pictures
Go out after this graph of equation shape and loudspeaker figure intersects and obtains intersection point.
Step S5：The new allowed band of laboratory system error is drawn according to the intersection point of acquisition.
The step S5 show that laboratory system error is subjected to the specific embodiment of new range according to the intersection point of acquisition
Can be：Calculate intersecting point coordinate, the closed interval that acceptable error scope then forms for the ordinate value of two intersecting point coordinates.
The advantages of present invention is implemented：Laboratory system allowable range of error assessment of the present invention based on Quality Control data
Method comprises the following steps：Equal Data-Statistics are carried out to quality control data；Allow to miss according to relevant regulations formulation respective item
Poor standard TEa；According to average statistical and acceptable error standard TEa generation loudspeaker figures；According to the quality control currently collected
Data generate respective graphical and intersect acquisition intersection point with loudspeaker figure；Show that laboratory system error newly allows according to the intersection point of acquisition
Scope；By the way that on the acceptable error standard formulated according to the rules, amount determines the new acceptable error range of linearity again；
In the case of there are systematic error, available data is analyzed, obtains the acceptable interim model of a narrower overall error
It encloses.Testing result in the range of this is can to meet overall error requirement (country or professional standard), and received.
The above description is merely a specific embodiment, but protection scope of the present invention is not limited thereto, any
Those skilled in the art is in technical scope disclosed by the invention, the change or replacement that can readily occur in, all should
It is included within the scope of the present invention.Therefore, protection scope of the present invention should using the scope of the claims as
It is accurate.
Claims (7)
1. the laboratory system allowable range of error appraisal procedure based on Quality Control data, which is characterized in that described to be based on Quality Control number
According to laboratory system allowable range of error appraisal procedure comprise the following steps：
Equal Data-Statistics are carried out to quality control data；
The allowable error standard TEa of respective item is formulated according to relevant regulations；
According to average statistical and acceptable error standard TEa generation loudspeaker figures；
According to the quality control data generation respective graphical currently collected and intersect acquisition intersection point with loudspeaker figure；
The new allowed band of laboratory system error is drawn according to the intersection point of acquisition.
2. the laboratory system allowable range of error appraisal procedure according to claim 1 based on Quality Control data, feature
It is, it is described that the equal Data-Statistics of quality control data progress are included：Change between indoor quality control statistics and indoor quality control room
Statistics, statistic is average.
3. the laboratory system allowable range of error appraisal procedure according to claim 1 based on Quality Control data, feature
It is, indoor quality control is carried out by relevant national standard, and gather determination data, at least once a day, at least adopts every time
Collect two data.
4. the laboratory system allowable range of error appraisal procedure according to claim 1 based on Quality Control data, feature
It is, it is described to be included according to average statistical and acceptable error standard TEa generation loudspeaker figures：It is actual using average statistical as transverse axis
Measure numerical value is the longitudinal axis, forms coordinate system, and acceptable error standard TEa is carried out drafting in a coordinate system and forms loudspeaker figure.
5. the laboratory system allowable range of error appraisal procedure according to claim 4 based on Quality Control data, feature
It is, the transverse axis is：Change result between the Internal Quality Control result average of certain time period or the Internal Quality Control room of certain time period
Average.
6. the laboratory system allowable range of error appraisal procedure according to claim 4 based on Quality Control data, feature
It is, the longitudinal axis is：The Internal Quality Control detected value at a certain moment or the Internal Quality Control detection average of certain time period.
7. the laboratory system allowable range of error appraisal procedure based on Quality Control data according to one of claim 1 to 6,
It is characterized in that, the intersection point according to acquisition show that the new allowed band of laboratory system error is：Longitudinal axis model between intersection point
Enclose the new range of linearity that overall error size is still allowed to exactly under existing system error.
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Cited By (2)
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| CN109030803A (en) * | 2018-06-15 | 2018-12-18 | 浙江省人民医院 | Biochemistry detection quality control method |
| CN110135731A (en) * | 2019-05-15 | 2019-08-16 | 四川大学华西医院 | Laboratory risk aimed quality controls drawing drawing method |
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| CN104122308A (en) * | 2014-07-15 | 2014-10-29 | 浙江工商大学 | Difference degree calculation method and tea quality identification method based on electronic tongue detection |
| CN105045220A (en) * | 2015-05-08 | 2015-11-11 | 上海质晟生物科技有限公司 | Quality control method based on Z-score quality control chart for multiple variables |
| CN105843870A (en) * | 2016-03-17 | 2016-08-10 | 南京地质矿产研究所 | Analysis method of repeatability and reproducibility and application thereof |
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| US20090119047A1 (en) * | 2007-09-13 | 2009-05-07 | I-Stat Corporation | Quality assurance system and method for point-of-care testing |
| CN104122308A (en) * | 2014-07-15 | 2014-10-29 | 浙江工商大学 | Difference degree calculation method and tea quality identification method based on electronic tongue detection |
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| CN109030803A (en) * | 2018-06-15 | 2018-12-18 | 浙江省人民医院 | Biochemistry detection quality control method |
| CN110135731A (en) * | 2019-05-15 | 2019-08-16 | 四川大学华西医院 | Laboratory risk aimed quality controls drawing drawing method |
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| CN108108863B (en) | 2021-12-14 |
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