Results 1 to 10 of about 4,145 (155)

First Results of an External Quality Assessment (EQA) Scheme for Molecular, Serological and Antigenic Diagnostic Test for SARS-CoV-2 Detection in Lombardy Region (Northern Italy), 2020–2022

Diagnostics, 2022
For diagnosing SARS-CoV-2 infection and for monitoring its spread, the implementation of external quality assessment (EQA) schemes is mandatory to assess and ensure a standard quality according to national and international guidelines.
Elena Pariani, Sabrina Buoro, Cristina Galli   +2 more
exaly   +3 more sources

External Quality Assessment of Molecular Testing for HLA-B*58:01 Allele in Shanghai [PDF]

Diagnostics
Background/Objectives: Allopurinol, a first-line drug for gout and hyperuricemia, carries a risk of severe cutaneous adverse reactions (SCARs). Studies have established a strong association between HLA-B*58:01 and this adverse reaction.
Jing Quan, Pengyin Zhang, Yanqun Xiao, Xiaobo Hu, Yun Bao   +4 more
doaj   +2 more sources

Quality of tuberculosis diagnostic laboratories in Ethiopia assessed through External Quality Assessment components: a systematic review [PDF]

BMC Infectious Diseases
Background Reliable tuberculosis (TB) diagnosis is central to TB control programs, particularly in high-burden countries such as Ethiopia. External Quality Assessment (EQA) is a core component of laboratory quality assurance, encompassing blinded ...
Bewket Mesganaw, Ketema Misganaw, Mekuriaw Belayneh   +2 more
doaj   +2 more sources

Behind the scenes of EQA – characteristics, capabilities, benefits and assets of external quality assessment (EQA): Part I – EQA in general and EQA programs in particular

Clinical Chemistry and Laboratory Medicine
Abstract This is the first in a series of five papers that detail the role and substantial impact that external quality assessment (EQA) and their providers‘ services play in ensuring in-vitro diagnostic (IVD) performance quality. The aim is to give readers and users of EQA services an insight into the processes in EQA, explain to them ...
Marc Thelen, Paola Pezzati, Wolf-Jochen Geilenkeuser   +2 more
exaly   +5 more sources

Using native human sera to assess the suitability of external quality assessment materials based on testosterone, progesterone, and 17β-estradiol measurements [PDF]

Frontiers in Molecular Biosciences
IntroductionThe commonly processed nature of the control materials used in the external quality assessment (EQA) of medical laboratories requires that their suitability is evaluated against native patient samples to ensure valid evaluation of EQA results
Laura Vierbaum, Laura Vierbaum, Patricia Kaiser, Thomas Keller, Stephan Weber, Ingo Schellenberg, Peter B. Luppa, Peter B. Luppa, Folker Wenzel, Folker Wenzel, Mario Thevis   +10 more
doaj   +2 more sources

Behind the scenes of EQA – characteristics, capabilities, benefits and assets of external quality assessment (EQA): Part II – EQA cycles

Clinical Chemistry and Laboratory Medicine
Abstract Providers of external quality assessment (EQA) programs evaluate data or information obtained and reported by participant laboratories using their routine procedures to examine properties or measurands in samples provided for this purpose.
Peter Luppa, Marc Thelen, Paola Pezzati   +2 more
exaly   +6 more sources

Impact of six sigma estimated using the Schmidt-Launsbyn vs. the Westgard equation in the Spanish type I EQA program [PDF]

Advances in Laboratory Medicine
Six sigma methodology (SM) measures process performance using defects per million opportunities (DPMOs). SM has traditionally used the Westgard equation (WM), by which DPMOs are calculated indirectly.
Marqués-García Fernando, González-Lao Elisabeth, Tejedor-Ganduxé Xavier, Boned Beatriz, Díaz-Garzón Jorge, Simón Margarida, García-Lario Jose Vicente, Perich Carme, Fernández-Fernández María Pilar, Martínez-Sánchez Luisa María, Muñoz-Calero María, González-Tarancón Ricardo, Fernández-Calle Pilar   +12 more
doaj   +2 more sources

External quality assessment for nucleic acid quantitative testing of human hepatitis B and hepatitis C virus in Chongqing, China: 2009–2024 [PDF]

Practical Laboratory Medicine
Background: To achieve the goal of eliminating viral hepatitis as a public health threat by 2030, accurate detection of HBV-DNA and HCV-RNA is crucial.
Yuanyuan Guo, Kun Wang, Liying Wang, Shuang Liu, Zhijie Li, Tian Li, Changchun Niu   +6 more
doaj   +2 more sources

Development and Implementation of an Internal Quality Control and External Quality Assessment Information System for a Regional Medical Laboratory Center: Pilot Design and Implementation Study [PDF]

JMIR Formative Research
BackgroundThe Regional Medical Laboratory Center (RMLC) integrates laboratory departments from hospitals with different levels to optimize resource allocation, enhance testing efficiency, and promote the sharing of professional ...
Dayang Chen, Hongmei Mo, Yingying Zhang, Junlong Qin, Lijun Zhang, Changxian Jiang, Fuming Li, Xiuming Zhang, Tong Ou   +8 more
doaj   +2 more sources

Behind the scenes of EQA–characteristics, capabilities, benefits and assets of external quality assessment (EQA): Part IV – Benefits for participant laboratories

Clinical Chemistry and Laboratory Medicine
Abstract The main stakeholders in external quality assessment (EQA) programs are the participants, in whose interests these challenges are ultimately organised. EQA schemes in the medical field contribute to improving the quality of patient care by evaluating the analytical and diagnostic quality of laboratory and point-of-care tests ...
Peter Luppa, Marc Thelen, Patricia Kaiser   +2 more
exaly   +4 more sources