External Quality Assurance (EQA) Program

for

G6PD Quantitative Test in Taiwan

Survey No. : RH2019-01 Sample sent on : 2019 / 01 / 14 Reporting deadline : 2019 / 01 / 21
This Survey S3 has been used in 2013-2019 (n = 6; Survey / Sample No.) :
RH2013-01/S1 ; RH2013-07/S3 ; RH2014-04/S1 ; RH2017-01/S1 ; RH2018-02/S1 ; RH2019-01/S3

Intermediate Measurement Precision of G6PD Quantitative Test

Lab

Survey : RH2019-01 / Sample 3

Period : 2013 ~ 20193

U/gHb

SDI1

Mean

n

SD

CV

CVR2

RH01

20.1
0.7
18.2
6
2.59
14.2%
2.14

RH02

17.9
1.2
16.4
6
1.22
7.4%
1.12

RH04

17.1
-0.7
18.0
6
1.22
6.8%
1.02

RH06

19.1
1.1
17.7
6
1.23
6.9%
1.05

RH07

17.6
1.1
16.8
6
0.74
4.4%
0.66

RH08

19.8
1.6
17.6
6
1.36
7.7%
1.16

RH09

19.5
1.3
18.0
6
1.12
6.2%
0.94

RH10

19.2
1.8
17.4
6
1.02
5.9%
0.88

RH12

16.8
-0.9
17.9
6
1.18
6.6%
0.99

RH13

18.5
0.7
18.0
6
0.74
4.1%
0.62

RH14

18.8
1.3
17.4
6
1.07
6.1%
0.93

RH19

16.9
-0.2
17.1
6
1.28
7.5%
1.13

A0203

17.3
0.3
17.0
6
0.90
5.3%
0.80

G026

19.0
0.9
17.6
6
1.58
9.0%
1.35

CL001

17.5
0.7
17.0
6
0.72
4.2%
0.64

CL002

19.0
0.5
18.6
6
0.75
4.0%
0.61

CL004

19.9
¢w
¢w
1
¢w
¢w
¢w

CL014

20.1
1.0
18.7
6
1.40
7.5%
1.13

CL015B
18.9
1.3
17.3
5
1.19
6.9%
1.03

 Total participating laboratories = 19

Median

18.9
0.9
17.6
¢w
1.19
6.7%
1.01

Range

16.8 ~ 20.1
-0.9 ~ 1.8
16.4 ~ 18.7
¢w
0.72 ~ 2.59
4.0% ~ 14.2%
0.61 ~ 2.14
 Result of all participating laboratories
17.6
107
1.17
6.6%
¢w
1). Standard Deviation Index (SDI) = (Individual Result - Individual Mean) / Individual SD
2). Coefficient of Variation Ratio ( CVR ) = Individual CV / All participating laboratories CV
*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
*** n < 5, not calculated Mean and SD.

 

 

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                  Preventive Medicine Foundation, Taipei, Taiwan

updated : 28 Oct, 2020

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