External Quality Assurance (EQA) Program

for

G6PD Quantitative Test in Taiwan


Survey No. : RH2021-01 Sample sent on : 2021 / 02 / 22 Reporting deadline : 2021 / 03 / 01
This Survey S2 has been used in 2010-2021 ( n = 6; Survey / Sample No. ) :
RH2010-07/S1 ; RH2012-07/S1 ; RH2018-04/S2 ; RH2019-01/S1 ; RH2020-02/S2 ; RH2021-01/S2

Intermediate Measurement Precision of G6PD Quantitative Test

Lab

Survey : RH2021-01 / Sample 2

Period : 2010 ~ 20213

U/gHb

SDI1

Mean

n

SD

CV

CVR2

RH01
8.6
0.5
8.3
6
0.57
6.9%
0.92
RH02
7.6
-0.7
7.9
6
0.42
5.3%
0.71
RH04
8.5
0.0
8.5
6
0.65
7.6%
1.02
RH06
8.6
0.6
8.2
6
0.69
8.4%
1.12
RH07
8.7
0.6
8.2
6
0.85
10.4%
1.38
RH08
8.2
0.0
8.2
6
0.65
7.9%
1.06
RH09
8.6
0.8
8.3
6
0.38
4.6%
0.61
RH10
7.9
0.0
7.9
6
0.72
9.1%
1.22
RH12
8.0
0.2
7.9
6
0.65
8.2%
1.10
RH13
7.7
-0.3
7.9
6
0.59
7.5%
1.00
RH14
8.2
0.0
8.2
6
0.68
8.3%
1.11
RH19
7.7
-0.6
8.0
6
0.51
6.4%
0.85
A0203
8.2
0.9
7.8
6
0.47
6.0%
0.80
G026
9.3
1.4
7.8
6
1.11
14.2%
1.90
CL001
7.8
1.0
7.5
6
0.29
3.9%
0.52
CL002
7.5
0.0
7.5
6
0.44
5.9%
0.78
CL004
8.7
w
w
3
w
w
w
CL014
7.6
w
w
4
w
w
w
CL015B
8.5
w
w
4
w
w
w
CL017
8.7
w
w
2
w
w
w
CL018
8.7
w
w
1
w
w
w
CL019
8.4
w
w
1
w
w
w

 Total participating laboratories = 22

Median

8.3
0.1
8.0
w
0.62
7.6%
1.01

Range

7.5 ~ 9.3
-0.7 ~ 1.4
7.5 ~ 8.5
w
0.29 ~ 1.11
3.9% ~ 14.2%
0.52 ~ 1.90
Mean of All participating laboratories CV  
7.5%
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 : 09 Mar, 2021


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