External quality assessment scheme for HbA1c assays in Thailand: A 5-year experience

Background: Thailand National External Quality Assessment Scheme (NEQAS) for HbA1c was established to evaluate the quality of HbA1c assays in Thailand in 2016. Methods: HbA1c results from participating laboratories were compared to the target value assigned by the International Federation of Clinica...

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Main Authors: Supaporn Suparak, Busadee Pratumvinit, Kanokwan Ngueanchanthong, Petai Unpol, Ariya Thanomsakyuth, Chavachol Setthaudom, Mongkol Kunakorn, Archawin Rojanawiwat, Ballang Uppapong
Format: Article
Language:English
Published: Elsevier 2022-08-01
Series:Practical Laboratory Medicine
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2352551722000270
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author Supaporn Suparak
Busadee Pratumvinit
Kanokwan Ngueanchanthong
Petai Unpol
Ariya Thanomsakyuth
Chavachol Setthaudom
Mongkol Kunakorn
Archawin Rojanawiwat
Ballang Uppapong
author_facet Supaporn Suparak
Busadee Pratumvinit
Kanokwan Ngueanchanthong
Petai Unpol
Ariya Thanomsakyuth
Chavachol Setthaudom
Mongkol Kunakorn
Archawin Rojanawiwat
Ballang Uppapong
author_sort Supaporn Suparak
collection DOAJ
description Background: Thailand National External Quality Assessment Scheme (NEQAS) for HbA1c was established to evaluate the quality of HbA1c assays in Thailand in 2016. Methods: HbA1c results from participating laboratories were compared to the target value assigned by the International Federation of Clinical Chemistry and Laboratory Medicine (IFCC) reference system. Results: The pass rates of participating laboratories during 2016–2020 were72–88%. The mean bias ranged between −0.19 and 0.20% of HbA1c. SD ranged from 0.30 to 1.08% of HbA1c. The overall coefficients of variation ranged from 4.46-15.66%. Conclusions: Performance evaluation using IFCC assigned values indicated that different assay methods had an effect on HbA1c results. Participation in external quality assessment programs for HbA1c analysis is essential for improving laboratory quality and benefiting patient management.
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spelling doaj.art-776098e294d3460da82d37d731a983bd2022-12-22T00:54:14ZengElsevierPractical Laboratory Medicine2352-55172022-08-0131e00288External quality assessment scheme for HbA1c assays in Thailand: A 5-year experienceSupaporn Suparak0Busadee Pratumvinit1Kanokwan Ngueanchanthong2Petai Unpol3Ariya Thanomsakyuth4Chavachol Setthaudom5Mongkol Kunakorn6Archawin Rojanawiwat7Ballang Uppapong8Department of Medical Sciences, Ministry of Public Health, Thailand; Corresponding author.Faculty of Medicine Siriraj Hospital, Mahidol University, ThailandDepartment of Medical Sciences, Ministry of Public Health, ThailandDepartment of Medical Sciences, Ministry of Public Health, ThailandFaculty of Medicine Ramathibodi Hospital, ThailandFaculty of Medicine Ramathibodi Hospital, ThailandFaculty of Medicine Ramathibodi Hospital, ThailandDepartment of Medical Sciences, Ministry of Public Health, ThailandDepartment of Medical Sciences, Ministry of Public Health, ThailandBackground: Thailand National External Quality Assessment Scheme (NEQAS) for HbA1c was established to evaluate the quality of HbA1c assays in Thailand in 2016. Methods: HbA1c results from participating laboratories were compared to the target value assigned by the International Federation of Clinical Chemistry and Laboratory Medicine (IFCC) reference system. Results: The pass rates of participating laboratories during 2016–2020 were72–88%. The mean bias ranged between −0.19 and 0.20% of HbA1c. SD ranged from 0.30 to 1.08% of HbA1c. The overall coefficients of variation ranged from 4.46-15.66%. Conclusions: Performance evaluation using IFCC assigned values indicated that different assay methods had an effect on HbA1c results. Participation in external quality assessment programs for HbA1c analysis is essential for improving laboratory quality and benefiting patient management.http://www.sciencedirect.com/science/article/pii/S2352551722000270Accuracy-basedDiabetes mellitusExternal quality assessmentHbA1cProficiency testing
spellingShingle Supaporn Suparak
Busadee Pratumvinit
Kanokwan Ngueanchanthong
Petai Unpol
Ariya Thanomsakyuth
Chavachol Setthaudom
Mongkol Kunakorn
Archawin Rojanawiwat
Ballang Uppapong
External quality assessment scheme for HbA1c assays in Thailand: A 5-year experience
Practical Laboratory Medicine
Accuracy-based
Diabetes mellitus
External quality assessment
HbA1c
Proficiency testing
title External quality assessment scheme for HbA1c assays in Thailand: A 5-year experience
title_full External quality assessment scheme for HbA1c assays in Thailand: A 5-year experience
title_fullStr External quality assessment scheme for HbA1c assays in Thailand: A 5-year experience
title_full_unstemmed External quality assessment scheme for HbA1c assays in Thailand: A 5-year experience
title_short External quality assessment scheme for HbA1c assays in Thailand: A 5-year experience
title_sort external quality assessment scheme for hba1c assays in thailand a 5 year experience
topic Accuracy-based
Diabetes mellitus
External quality assessment
HbA1c
Proficiency testing
url http://www.sciencedirect.com/science/article/pii/S2352551722000270
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