External Quality Assurance (EQA) Program

for

G6PD Quantitative Test in Taiwan

Survey No. : RH2023-03 Sample sent on : 2023 / 09 / 11 Reporting deadline : 2023 / 09 / 18
This Survey S1 has been used in 2012-2023 (n = 5; Survey / Sample No.) :
RH2012-11/S3 ; RH2017-04/S2 ; RH2018-04/S3 ; RH2020-03/S1 ; RH2023-03/S1

Intermediate Measurement Precision of G6PD Quantitative Test

Lab

Survey : RH2023-03 / Sample 1

Period : 2012 ~ 20233

U/gHb

SDI1

Mean

n

SD

CV

CVR2
RH01
4.2
-0.6
4.5
5
0.47
10.4%
1.31
RH02
4.5
-0.4
4.6
5
0.27
5.9%
0.73
RH04
3.9
-1.4
4.4
5
0.36
8.2%
1.02
RH06
4.2
-1.1
4.7
5
0.46
9.8%
1.22
RH07
4.1
-3.0
4.7
5
0.20
4.3%
0.53
RH08
4.2
-1.1
4.6
5
0.36
7.8%
0.98
RH09
4.3
-1.5
4.6
5
0.20
4.3%
0.54
RH10
4.7
0.2
4.6
5
0.41
8.9%
1.11
RH12
4.5
-0.5
4.6
5
0.20
4.3%
0.54
RH13
4.7
-0.2
4.8
5
0.51
10.6%
1.33
RH14
3.8
-1.2
4.5
5
0.57
12.7%
1.58
RH19
5.5
1.6
4.6
5
0.58
12.6%
1.58
A0189
4.2
¢w
¢w
2
¢w
¢w
¢w
A0203
4.5
0.0
4.5
5
0.34
7.6%
0.94
G026
4.5
-0.8
4.8
5
0.38
7.9%
0.99
CL001
4.5
-0.7
4.6
5
0.15
3.3%
0.41
CL002
4.5
-0.5
4.7
5
0.43
9.1%
1.14
CL003
4.5
¢w
¢w
1
¢w
¢w
¢w
CL004
4.1
¢w
¢w
2
¢w
¢w
¢w
CL014
4.2
¢w
¢w
4
¢w
¢w
¢w
CL015B
4.4
¢w
¢w
4
¢w
¢w
¢w
CL017
5.3
¢w
¢w
2
¢w
¢w
¢w
CL018
4.3
¢w
¢w
1
¢w
¢w
¢w
CL019
4.6
¢w
¢w
1
¢w
¢w
¢w
CL023
4.5
¢w
¢w
1
¢w
¢w
¢w

 Total participating laboratories = 25

Median

4.5
-0.7
4.6
¢w
0.37
8.0%
1.01

Range

3.8 ~ 5.5
-3.0 ~ 1.6
4.4 ~ 4.8
¢w
0.15 ~ 0.58
3.3% ~ 12.7%
0.41 ~ 1.58
 Mean of all participating laboratory CVs
8.0%
¢w
1). Standard Deviation Index (SDI) = (Individual Result - Individual Mean) / Individual SD
2). Coefficient of Variation Ratio ( CVR ) = Individual CV /  Mean of all participating laboratories CVs
* Intermediate Measurement Precision¡FISO 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 < 5, not calculated Mean and SD.

 

 

Contact us
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                  Preventive Medicine Foundation, Taipei, Taiwan

updated : 25 Sep, 2023

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