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 S3 has been used in 2013-2018 (n = 6; Survey / Sample No.) :
RH2009-07/S1 ; RH2012-03/S1 ; RH2013-09/S1 ; RH2014-01/S2 ; RH2016-10/S1 ; RH2017-01/S3 ; RH2020-01/S3

Intermediate Measurement Precision of G6PD Quantitative Test

Lab

Survey : RH2020-01 / Sample 3

Period : 2009 ~ 20202

U/gHb

SDI1

Mean

n

SD

CV

CVR

RH01
11.5
0.9
10.0
7
1.73
17.3%
2.79
RH02
11.5
1.1
10.9
7
0.54
5.0%
0.80
RH04
9.7
-1.0
10.4
7
0.67
6.4%
1.04
RH06
11.1
0.9
10.6
7
0.55
5.2%
0.84
RH07
10.9
0.2
10.7
7
1.29
12.1%
1.94
RH08
11.0
1.1
10.2
7
0.73
7.2%
1.15
RH09
10.4
0.3
10.3
7
0.37
3.6%
0.58
RH10
11.1
0.2
10.9
7
0.82
7.5%
1.21
RH12
11.2
0.7
10.5
7
0.97
9.2%
1.49
RH13
10.2
-1.0
10.6
7
0.42
4.0%
0.64
RH14
11.2
1.6
10.4
7
0.50
4.8%
0.78
RH19
10.0
-0.3
10.1
7
0.29
2.9%
0.46
A0203
10.7
0.3
10.5
7
0.62
5.9%
0.95
G026
10.8
0.1
10.7
7
0.76
7.1%
1.15
CL001
10.3
0.4
10.1
7
0.47
4.7%
0.75
CL002
9.5
-0.4
9.9
7
0.91
9.2%
1.48
CL004
11.5
w
w
3
w
w
w
CL014
11.0
0.6
10.6
6
0.64
6.0%
0.97
CL015B
10.5
-0.5
10.6
5
0.20
1.9%
0.30
CL017
9.7
w
w
1
w
w
w

 Total participating laboratories = 20

Median

10.9
0.3
10.5
w
0.63
6.0%
0.96

Range

9.5 ~ 11.5
1.0 ~ 1.6
9.9 ~ 10.9
w
0.20 ~ 1.73
1.9% ~ 17.3%
0.30 ~ 2.79
Mean of All participating laboratories CV
6.2%
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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