Workshops
10th Eurachem Workshop on Proficiency Testing in Analytical Chemistry, Microbiology and Laboratory Medicine
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Overview
Eurachem, in cooperation with CITAC and EQALM, invited members of the international analytical community to their 10th Workshop on Proficiency Testing in Analytical Chemistry, Microbiology and Laboratory Medicine, held on 25-28 September 2023.
A total of 194 participants from 45 countries registered for the workshop. Four well attended training sessions were held on the day before the workshop.
Available presentations and posters from the event are provided below.
Information and Aims
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Workshop information
Date: 25-28 September 2023 Venue: De Vere Beaumont hotel, Windsor, UK Website: https://eurachem-pt2023.org/ 1st Circular Digital circular (A4) [490 kb]
Tri-fold circular [475 kb]Programme Detailed programme [184 kB]
Workshop themes
The key topics of the workshop were:
- Revision of ISO/IEC 17043
- Guidance on different methods for setting the standard deviation for proficiency assessment
- Collusion or falsification of results in PT – why does it happen and how can it be prevented
- Comparisons of Synthetic vs Real PT Items
- Performance Assessment in Non-quantitative PT
- Risk Analysis Approach for PT Participation
Training events (Day 1)
Four well attended training sessions, each run twice, were held on the day before for the workshop, on the topics of
- Basic Statistics
- Further Statistics
- Ensuring the Quality of Proficiency Test Items
- PT Scheme Design
Programme and Presentations
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Scientific Programme and presentations
Note: The scientific programme was presented on days 2-4 of the workshop. See the "Information and Aims" tab for information on Day 1
Day 2 26 September
Session 1
Chair: Brian Brookman (Chair Eurachem PT Working Group)
- Welcome Address
- Brian Brookman (Chair, Eurachem PT WG)
- Jon Pratt (LGC, Chair, Local Organising Committee)
- [K-01] Revision of ISO/IEC 17043
- Ken Middlebrook (Proficiency Testing Canada)
- [K-02] Guidance on different methods for setting the standard deviation for proficiency assessment
- Kelly Black (Neptune and Company, USA)
Session 2
Chair: Heather Jorden (LGC, UK)
- [K-03] Collusion or falsification of results in PT – why does it happen and how can it be prevented
- Matthew Whetton (LGC, UK)
- [S-01] Laboratory Proficiency Testing at the World Anti-Doping Agency WADA)
- Dr. Juris Meija (National Research Council Canada)
- Dr. Osquel Barroso (World Anti-Doping Agency)
- [S-02] Coming up to standards: Usefulness of standard solutions as test items
- Dr. Ulrike Mülow-Stollin (European Reference Laboratory for Residues of Veterinary Medicinal Products, Federal Office of Consumer Protection and Food Safety, Germany)
- Working groups
- Posters & Coffee Break
Session 3 (Day 2) - Feedback from working groups
Chair: Piotr Robouch (European Commission, Belgium)
- WG1: Revision of ISO/IEC 17043 (two sessions)
- WG2: Guidance on different methods for setting the standard deviation for proficiency assessment (SDPA)
- WG3: Collusion or falsification of results in PT/EQA - Why does it happen and how can it be prevented?
Day 3 27 September
Session 4
Chair: Owen Butler (Health & Safety Executive, UK)
- [K-04] Comparisons of Synthetic vs Real PT Items
- Finlay MacKenzie (Birmingham Quality, UK)
- [K-05] Performance Assessment in Non-quantitative PT
- Marzia Mancin (Istituto Zooprofilattico Sperimentale delle Venezie, Italy)
Session 5
Chair: Monika Horsky (IAEA, Austria)
- [K-06] Risk Analysis Approach for PT Participation
- Ian Mann (Swiss Accreditation Service, Switzerland)
- [S-03] Virtual Proficiency Testing in Food Microbiology
- Marleen Abdel Massih (REQUASUD Food Microbiology Reference Laboratory, UCLouvain, Belgium)
- [S-04] Risk management: 10 years of experience in the organization of the proficiency testing AQUA
- Paola Carnieletto (Istituto Zooprofilattico delle Venezie, Italy)
- Working groups
- Posters & Coffee Break
Session 6 - Feedback from working groups
Chair: Michael Koch (University of Stuttgart, Germany)
- WG4: Comparison of synthetic versus real PT items
- WG5: Performance Assessment in Non-quantitative PT/EQA
- WG6: Risk analysis approach for PT/EQA participation
Day 3 28 September
Session 7 (Day 4)
Chair: Kees van Putten (Trilogy Europe B.V. , The Netherlands)
- [S-05] Approaches for assessing the laboratory performance of nonbinary qualitative PT data
- Bertrand Colson (QuoData GmbH, Germany)
- [S-06] Sustainable Packaging Solutions for Proficiency Testing Materials
- Martin Kaminski (Federal Office of Consumer Protection and Food safety (BVL), National Reference Laboratory for Processing Contaminants, Germany)
- [S-07] Concept for evaluating results close to the participants’ LOQ in PTs for elements in Food
- Timo Kapp (Federal Office of Consumer Protection and Food safety (BVL), National Reference Laboratory for Metals in Food and Feed, Germany)
- [S-08] Appropriate Statistical Techniques based on the degree of contamination of the PT scheme
- Dan Tholen (Dan Tholen Statistical Consulting, USA)
Session 8 (Day 4)
Chair: Raquel Murtula (IELAB, Spain)
- [S-09] Beyond the dot-and-bar plot: Graphical methods for interlaboratory data with uncertainties
- Steve Ellison (LGC, UK)
- [S-10] (K)ILO project – Proficiency tests for students
- Kees van Putten (Trilogy Europe B.V, The Netherlands)
Workshop close
- Closing address
- Brian Brookman (Chair Eurachem PT Working Group)
- Welcome Address
Posters
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Posters
- P01 – Proficiency Testing for the Analysis of impurities in grain
- Volodymyr Novikov, Nataliia Bozhko
- P02 – Proficiency testing scheme for allergenic proteins analysis in wines
- Caterina Mazzoni, Anne Tirirard, Abdelkader Boubetra, Caroline Laurent
- P03 – Reference versus consensus values in proficiency testing of clinical chemistry: a comparison based on laboratories’ results in Palestine
- Ziyad Al- Khdour, Rania Abu Seir
- P04 – The East Africa proficiency testing scheme for food safety and trade promotion in East African countries: The case study of fruit juice, honey, and energy drinks
- Emanuel Bakashaya
- P05 – Unlocking the secret to reliable leather test results: The importance of proficiency testing in establishing metrological traceability
- Tabitha Orwa Ahuya
- P06 – Optimum P-test setup at Nestlé to monitor the performance of laboratories
- Pauline Capt, Karin Gartenmann, Christian Perrin, Olivier Ciclet
- P07 – β-risk in proficiency testing in relation to the number of participants
- Louis-Jean Hollebecq
- P08 – Designing Proficiency Testing Studies to Assist Laboratories with New Analytical Methodologies
- Luminita Antin, Mark Lewin, Raluca Iavetz
- P09 – Volatile organic compounds from building products - Results from seven proficiency tests with emission test chambers conducted between 2008 and 2021
- Olaf Wilke, Wolfgang Horn, Matthias Richter
- P10 – Enhancing Laboratory Performance and Competence in Uganda through Proficiency Testing
- Eva Numutebi, Aziz Mukota, Alfred Wadia
- P11 – Comparative study of two types of evaluations of organoleptic proficiency tests on virgin olive oil: Substitution of the median and interquartile interval, by the mean and standard deviation, after the elimination of anomalous values through a new approach
- Ana Peris García Patrón. Lola Sualdea Moraleda
- P12 – What role does the nature and presentation of the sample play in all the stages of an exercise?
- Ana Peris García Patrón. Lola Sualdea Moraleda
- P13 – Using historical PT data to establish interlaboratory comparison limits for clinical test parameters in a new international PT scheme
- Sue Styles, Anne Gore
- P14 – Development of two systems for the automated spiking of thermal desorption sorbent tubes with (semi) volatile organic compounds
- Veronica Brown, Owen Butler, Darren Musgrove, Ian Pengelly
- P15 – A new proficiency testing scheme for laboratories undertaking the analysis of diesel engine exhaust emissions
- Owen Butler, James Forder, Darren Musgrove
- P16 – Overview of Proficiency Test for Hepatitis A, Norovirus GI and Norovirus GII in mineral water
- Caterina Mazzoni, Roman Le Neve, Anne Tirirard, Abdelkader Boubetra, Caroline Laurent
- P17 – Results of a Proficiency Testing for the Analysis of Dye Residues in Aquaculture Products Organised by the EU-RL
- Régine Fuselier, Marie-Pierre Chotard, Michel Laurentie, Eric Verdon
- P18 – Interlaboratory comparisons within the framework of the Laboratory Club “Best Solutions", a network of food and water testing laboratories in the Kyrgyz Republic
- A.M. Aksupova, M. Esenalieva
- P19 – Proficiency Testing (PT) – An Assessment Technique
- Ms. Anita Rani, Ms. Pooja Singh, Mr. Nikhil Kumar, Mr. K Siribabu
- P20 – Collaborative Effort by the ASEAN Reference Material Network in Organising Accuracy-Based Proficiency Testing Programmes
- Ting Lu, Pui Sze Cheow, Fransiska Dewi, Ee Mei Gui, Juan Wang, Lay Peng Sim, Tang Lin Teo
- P21 – Meta-analysis of within-subject and between-subject biological variation data for haemostasis variables
- Martine J. Hollestelle, Ann Helen Kristoffersen, René N. Idema, Piet Meijer, Sverre Sandberg, Moniek P.M. de Maat, Aasne K. Aarsand
- P22 – Stability of the native wastewater matrix samples for PTs of metal analyses
- Riitta Koivikko, Mirja Leivuori, Timo Sara-Aho, Teemu Näykki, Virpi Vuorinen-Lindgren, and Keijo Tervonen
- P23 – Interlaboratory comparison exercise to measure the contact surface area of products with difficult geometrical shapes in migration tests
- Veruscka Mannoni, Marco De Felice, Cinzia Gesumundo, Silvia Giamberardini, Giorgio Padula, Fabiana Vanni, Patrizia Stefanelli
- P24 – A study on the stability of Mercury (Hg) in water for proficiency testing in Thailand
- Surasak Thanutchapisut, Wannee Aupaiboon, Yaowalux Chinchusak
- P25 – PT studies can identify needs to optimise standardised methods: Determination of aluminium in food
- Lucas Givelet, Katrin Löschner, Yuka Omura Lund, Jens J. Sloth and Heidi Amlund
- P26 – Influence of sample pretreatment of PT samples for metal analyses
- Mirja Leivuori, Riitta Koivikko, Päivi Grönroos, Timo Sara-Aho
- P27 – The IFA´s Test Gas Stream and its Possible Applications for Proficiency Testing Schemes
- Krista Gusbeth, Brigitte Maybaum, Franziska Nürnberger, Ronja Schustkowski, Katrin Pitzke
- P28 – Indonesian experience in providing accuracy-based proficiency testing scheme using metrologically traceable reference values for elements mass fraction in drinking water
- Christine Elishian, Isna Komalasari, Eka Mardika Handayani, Marlina Oktaviadong Siahaan, Elsha Rahmalifia Ayudianty
- P29 – Importance of false positive and false negative results obtained from urine samples analysed for Drugs of Abuse using data obtained from the AXIO Drugs of Abuse in Urine (DAU) PT scheme
- Karen Morgan
- P30 – Provision of an accuracy-based proficiency testing programme on preservatives in sweet soy sauce for testing laboratories in Indonesia
- Dyah Styarini, Kukuh Prawita Satriaji, Ratih Handayani, Christa Dewi N. Anwar
- P31 – A new concept for a proficiency testing scheme for on-site measurements in water analysis
- Michael Koch
- P32 – The development of Proficiency Testing (PT) samples for the identification and quantification of PFAS
- Savvas Xystouris, Rita Sharma, Matthew Whetton
- P33 – Improvement in Analytical Performance from Participation in EU Proficiency Test on Cereals and Feed
- Mette Erecius Poulsen, Ederina Ninga and Elena Hakme
- P34 – Proficiency Testing and SARS-CoV-2
- Karen Morgan, Anne Gore, Danielle Casey
- P35 – Pathogen screening in pooled food samples
- Andrew Cheetham, Tracey Noblett
- P36 – The difficulties of differentiating between yeast and lactic acid bacteria as highlighted by proficiency testing schemes
- Alexandra Eden, Tracey Noblett
- P37 – Observations from a proficiency testing (PT) scheme –What can results from a proficiency testing scheme tell us about reproducibility in microbiological testing?
- Tracey Noblett, Matthew Whetton
- P38 – Proficiency Testing Scheme for Pharmaceutical Quality Control Laboratories: Pan-African Regional Experience
- Vicky Manyanga, Eliangiringa Kaale, Raphael Shedafa, Prosper Tibalinda, Dirk Feldmann, Tobias Deagart
- P39 – Quick Guide to Classify Qualitative and Quantitative Performance of SEM/EDS and ICP-OES for Gunshot Residue Analysis
- Phuritpach Nantasitangkool, Parinya Seelanan
- P40 – IAEA Proficiency Testing Supports (Radio-)Analytical Laboratories Worldwide
- Monika Horsky, Andra-Rada Harbottle, Amelia Lee Zhi Yi, Barbara Nadalut, Bojan Seslak, Alexander Trinkl, Sian Patterson
- P41 – Proficiency test for sample preparation in soil analysis
- Michael Koch, Björn Grüneberg
- P42 – Laboratory performance during proficiency tests for the analysis of active substances in pesticide formulations during 2021-2023
- Angela Santilio, Roberto Cammarata, Silvana Girolimetti
- P43 – Preparation of Materials for Proficiency Testing in the field of official controls: a key point for the organizer
- Anna Chiara Turco, Marilena D’Amato, Marco Di Gregorio, Paolo Stacchini, Angela Sorbo
- P44 – Follow-up and assessment of the quality of biochemical analyses of clinical pathology used for the diagnosis of rare diseases
- Nathalie M. Vandevelde
- P45 – Proficiency Testing Scheme for Chemical Analyses of Water in Africa
- Jessica Klazen and Frieda Nambahu
- P46 – The causes of unsatisfactory performance in proficiency testing: evidence from LGC AXIO PT schemes
- Jane Firth, Brooke Dawson, Brian Brookman, Matthew Whetton
- P47 – Ten years of European Union Proficiency Tests for Pesticide Residues in Fruits and Vegetables
- Carmen Ferrer Amate, Cristian Valderrama, Amadeo R. Fernández-Alba
- P48 – Certification of major and trace elements in a Leucomonzogranite, GMN-1, using the GeoPT proficiency testing certification protocol
- Gowing, C.J.B.1, Potts, P.J., Webb, P.C., Renno, A.D., Cook, J.M.
- P49 – Bacteriophages in water Proficiency Testing scheme: Why?
- Mariana Fittipaldi, César A. Barbuzana, Ángel Ros, Raquel Múrtula, Estíbaliz Sastre
- P01 – Proficiency Testing for the Analysis of impurities in grain
- Details
- Last Updated: Tuesday, 21 November 2023 01:10