External Quality Assurance (EQA) Program

for

G6PD Quantitative Test in Taiwan


Survey No. : RH2022-01 Sample sent on : 2022 / 02 / 14 Reporting deadline : 2022 / 02 / 21
This Survey S3 has been used in 2015-2022 (n = 7; Survey / Sample No.) :
RH2015-01/S2 ; RH2017-03/S2 ; RH2018-03/S3 ; RH2019-04/S3 ; RH2020-04/S3 ; RH2021-02/S1 ; RH2022-01/S3

Intermediate Measurement Precision of G6PD Quantitative Test

Lab

Survey : RH2022-01 / Sample 3

Period : 2015 ~ 20223

U/gHb

SDI1

Mean

n

SD

CV

CVR2

RH01
12.4
-1.3
14.0
7
1.24
8.9%
1.32
RH02
14.0
-0.6
15.0
7
1.75
11.7%
1.74
RH04
13.8
-0.3
14.2
7
1.39
9.8%
1.46
RH06
12.8
-1.2
14.2
7
1.13
8.0%
1.19
RH07
14.7
-0.4
15.0
7
0.72
4.8%
0.72
RH08
12.9
-2.1
14.2
7
0.61
4.3%
0.64
RH09
15.6
0.7
14.9
7
1.00
6.7%
1.00
RH10
15.2
0.9
14.2
7
1.09
7.7%
1.15
RH12
13.5
-1.0
14.5
7
1.04
7.2%
1.07
RH13
15.3
0.3
15.1
7
0.64
4.2%
0.63
RH14
14.1
0.1
14.0
7
0.76
5.4%
0.81
RH19
13.1
-3.0
14.4
7
0.43
3.0%
0.45
A0203
14.0
-0.3
14.2
7
0.74
5.2%
0.78
G026
17.5
2.3
14.8
7
1.18
8.0%
1.19
CL001
13.7
-1.2
14.8
7
0.92
6.2%
0.93
CL002
12.5
-1.8
14.2
7
0.95
6.7%
1.00
CL003
13.6
w
w
2
w
w
w
CL004
12.8
w
w
4
w
w
w
CL014
13.4
-1.2
14.3
7
0.73
5.1%
0.76
CL015B
12.9
-1.2
14.3
7
1.16
8.1%
1.21
CL017
13.1
w
w
4
w
w
w
CL018
13.0
w
w
3
w
w
w
CL019
14.6
w
w
3
w
w
w

 Total participating laboratories = 23

Median

13.6
-0.8
14.3
w
0.98
6.7%
1.00

Range

12.4 ~ 17.5
-3.0 ~ 2.3
14.0 ~ 15.1
w
0.43 ~ 1.75
3.0% ~ 11.7%
0.45 ~ 1.74
 Mean of all participating laboratory CVs
6.7%
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 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 < 5, not calculated Mean and SD.

 

 


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                  Preventive Medicine Foundation, Taipei, Taiwan

updated : 11 Mar, 2022


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