External Quality Assurance (EQA) Program

for

G6PD Quantitative Test in Taiwan


Survey No. : RH2020-01 Sample sent on : 2020 / 02 / 24 Reporting deadline : 2020 / 03 / 02
This Survey S1 has been used in 2013-2018 (n = 6; Survey / Sample No.) :
RH2007-05/S2 ; RH2010-11/S1 ; RH2012-11/S2 ; RH2013-05/S3 ; RH2018-01/S2 ; RH2020-01/S1

Intermediate Measurement Precision of G6PD Quantitative Test

Lab

Survey : RH2020-01 / Sample 1

Period : 2007 ~ 20202

U/gHb

SDI1

Mean

n

SD

CV

CVR

RH01
20.5
0.9
 
17.8
6
2.98
16.7%
1.97
RH02
18.6
0.7
 
16.9
6
2.59
15.3%
1.80
RH04
15.9
-0.4
 
16.3
6
0.98
6.0%
0.71
RH06
18.9
0.9
 
17.3
6
1.77
10.2%
1.20
RH07
16.3
0.0
 
16.3
6
0.33
2.0%
0.24
RH08
18.6
0.9
 
17.1
6
1.67
9.8%
1.15
RH09
18.4
0.9
 
17.1
6
1.44
8.4%
0.99
RH10
17.2
0.7
 
16.4
6
1.11
6.8%
0.80
RH12
18.5
1.7
 
16.6
6
1.10
6.6%
0.78
RH13
16.7
0.7
 
16.2
6
0.67
4.1%
0.49
RH14
19.1
0.9
 
17.3
6
2.01
11.6%
1.37
RH19
17.8
1.2
 
16.3
6
1.21
7.4%
0.87
A0203
19.7
2.6
 
16.1
6
1.38
8.6%
1.01
G026
19.8
1.5
 
16.9
6
1.96
11.6%
1.36
CL001
16.7
0.6
 
16.1
6
0.97
6.0%
0.71
CL002
15.8
-0.8
 
16.7
6
1.10
6.6%
0.77
CL004
19.8
w
 
w
2
w
w
w
CL014
19.8
0.5
 
18.8
5
1.90
10.1%
1.19
CL015B
20.2
w
 
w
3
w
w
w
CL017
13.3
w
 
w
1
w
w
w

 Total participating laboratories = 20

Median

18.6
0.9
 
16.7
w
1.38
8.4%
0.99

Range

13.3 ~ 20.5
-0.8 ~ 2.6
 
16.1 ~ 18.8
w
0.33 ~ 2.98
2.0% ~ 16.7%
0.24 ~ 1.97
Mean of All participating laboratories CV
8.5%
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 : 20 May, 2020


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