External Quality Assurance (EQA) Program

for

G6PD Quantitative Test in Taiwan


Survey No. : RH2020-02 Sample sent on : 2020 / 06 / 29 Reporting deadline : 2020 / 07 / 06
This Survey S3 has been used in 2010-2020 ( n = 5; Survey / Sample No. ) :
RH2016-01/S3 ; RH2016-04/S3 ; RH2017-02/S2 ; RH2018-02/S3 ; RH2019-03/S3 ; RH2020-02/S3

Intermediate Measurement Precision of G6PD Quantitative Test

Lab

Survey : RH2020-02 / Sample 3

Period : 2016 ~ 20203

U/gHb

SDI1

Mean

n

SD

CV

CVR2

RH01
14.7
0.5
14.3
6
0.86
6.0%
0.91
RH02
14.5
0.6
13.7
6
1.40
10.2%
1.55
RH04
14.9
-0.2
15.1
6
0.99
6.6%
0.99
RH06
14.0
-0.1
14.1
6
0.97
6.9%
1.04
RH07
14.8
0.6
14.2
6
0.97
6.8%
1.03
RH08
14.4
1.1
13.7
6
0.63
4.6%
0.70
RH09
14.1
-0.4
14.6
6
1.24
8.5%
1.29
RH10
14.1
-3.5
14.7
6
0.17
1.2%
0.18
RH12
15.8
0.8
14.5
6
1.60
11.0%
1.67
RH13
14.0
-0.5
14.5
6
1.08
7.4%
1.13
RH14
14.2
0.7
13.9
6
0.43
3.1%
0.47
RH19
13.7
0.0
13.7
6
0.88
6.4%
0.97
A0203
14.0
0.3
13.7
6
0.88
6.4%
0.97
G026
14.6
-0.1
14.7
6
0.72
4.9%
0.74
CL001
14.8
0.3
14.4
6
1.16
8.1%
1.22
CL002
13.2
-0.4
13.7
6
1.19
8.7%
1.32
CL004
14.9
w
w
2
w
w
w
CL014
11.8
-3.7
14.3
6
0.67
4.7%
0.71
CL015B
14.0
-0.2
14.2
6
0.84
5.9%
0.90
CL017
13.9
w
w
2
w
w
w

 Total participating laboratories = 20

Median

14.2
-0.1
14.3
w
0.93
6.5%
0.98

Range

11.8 ~ 15.8
-3.7 ~ 1.1
13.7 ~ 15.1
w
0.17 ~ 1.60
1.2% ~ 11.0%
0.18 ~ 1.67
Mean of All participating laboratories CV  
6.6%
w
1). Standard Deviation Index (SDI) = (Individual Result - Individual Robust Mean) / Individual Robust SD
2). Coefficient of Variation Ratio ( CVR ) = Individual CV / Mean of All participating laboratories CV
* Intermediate Measurement Precision: Intermediate Measurement PrecisionFISO 3534-2:2006, JCGM 200:2012 ( VIM, 3rd ed. ) 2.23
** Mean and SD are calculated by Robust method according to ISO 13528, Algorithm A.
*** n < 5Anot calculated Mean and SD

 


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                  Preventive Medicine Foundation, Taipei, Taiwan

updated : 28 Oct, 2020


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