Publicaties
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Equivalence in clinical assessment of iron status requires ferritin assay standardisation before harmonisation of ferritin reference intervals
Swinkels DW, van Schrojenstein Lantman M, Matlung HL, Weykamp C, Thelen M. Equivalence in clinical assessment of iron status requires ferritin assay standardisation before harmonisation of ferritin reference intervals. Lancet Haematol. 2024 Oct;11(10):e721. doi: 10.1016/S2352-3026(24)00245-X. PMID: 39362739. - pdf
External quality assessment-based tumor marker harmonization simulation; insights in achievable harmonization for CA 15-3 and CEA
Van Rossum HH, Holdenrieder S, Yun YM, Patel D, Thelen M, Song J, Unsworth N, Partridge K, Moore M, Cui W, Ramanathan L, Meng QH, Ballieux BEPB, Sturgeon C, Vesper H. External quality assessment-based tumor marker harmonization simulation; insights in achievable harmonization for CA 15-3 and CEA. Clin Chem Lab Med. 2024 Sep 20. doi: 10.1515/cclm-2024-0696. Epub ahead of print. PMID: 39299928. - pdf
Clinical Decision-Making Suffers from Inequivalent Measurement Results and Inadequate Reference Intervals
van Schrojenstein Lantman M, van Berkel M, Kuijper P, Langelaan M, Brouwer N, Thelen M. Clinical Decision-Making Suffers from Inequivalent Measurement Results and Inadequate Reference Intervals. Clin Chem. 2024 Sep 17:hvae129. doi: 10.1093/clinchem/hvae129. Epub ahead of print. PMID: 39288014. - pdf
Analytical performance specifications for trace elements in biological fluids derived from six countries federated external quality assessment schemes over 10 years
Arnaud J, Weykamp C, Wenzel R, Patriarca M, González-Estecha M, Janssen L, Fofou-Caillierez MB, Alemany MV, Patriarca V, de Graaf I, Persoons R, Panadès M, China B, Winkel MT, van der Vuurst H, Thelen M. Analytical performance specifications for trace elements in biological fluids derived from six countries federated external quality assessment schemes over 10 years. Clin Chem Lab Med. 2024 Jul 22. doi: 10.1515/cclm-2024-0551. Epub ahead of print. PMID: 39027966. - pdf
RIVM-HBV-EQA-report
Vanhulle E, Simões M, ten Bruin H, Boland G, Brandenburg A, Benschop K. Diagnostic evaluation of the serological detection performance on HBV surface antigens in the Netherlands. RIVM report. - pdf
Influence of ultrafiltration conditions on the measurement of unbound drug concentrations: flucloxacillin as an example.
Jager NGL, Van Ewijk-Beneken Kolmer E, Aarnoutse R, Te Brake LHM. Influence of ultrafiltration conditions on the measurement of unbound drug concentrations: flucloxacillin as an example. J Antimicrob Chemother. 2024 Apr 3:dkae092. doi: 10.1093/jac/dkae092. Epub ahead of print. PMID: 38569058. - pdf
Investigating the Current Harmonization Status of Tumor Markers Using Global External Quality Assessment Programs: A Feasibility Study.
van Rossum HH, Holdenrieder S, Ballieux BEPB, Badrick TC, Yun YM, Zhang C, Patel D, Thelen M, Song J, Wojtalewicz N, Unsworth N, Vesper HW, Cui W, Ramanathan LV, Sturgeon C, Meng QH. Investigating the Current Harmonization Status of Tumor Markers Using Global External Quality Assessment Programs: A Feasibility Study. Clin Chem. 2024 Feb 22:hvae005. doi: 10.1093/clinchem/hvae005. Epub ahead of print. PMID: 38385453. - pdf
When bias becomes part of imprecision: how to use analytical performance specifications to determine acceptability of lot-lot variation and other sources of possibly unacceptable bias.
Thelen MHM, van Schrojenstein Lantman M. When bias becomes part of imprecision: how to use analytical performance specifications to determine acceptability of lot-lot variation and other sources of possibly unacceptable bias. Clin Chem Lab Med. 2024 Feb 8. doi: 10.1515/cclm-2023-1303. Epub ahead of print. PMID: 38353157. - pdf
Identification of gaps in the performance of routine microscopy for the diagnosis of parasitic infections revealed by the Dutch laboratory quality assessment scheme
Boonstra MB, Koelewijn R, Brienen EAT, Tassche-Borggreve K, Kortbeek LM, Mank TG, Mulder B, Stelma F, van Lieshout L, van Hellemond JJ. Identification of gaps in the performance of routine microscopy for the diagnosis of parasitic infections revealed by the Dutch laboratory quality assessment scheme. Clin Microbiol Infect. 2024 Jun;30(6):833-835. doi: 10.1016/j.cmi.2024.02.018. Epub 2024 Feb 23. PMID: 38402953. - pdf
To rule-in, or not to falsely rule-out, that is the question: evaluation of hs-cTnT EQA performance in light of the ESC-2020 guideline.
van Schrojenstein Lantman M, Grobben R, van Herwaarden AE, van Berkel M, Schaap J, Thelen M. To rule-in, or not to falsely rule-out, that is the question: evaluation of hs-cTnT EQA performance in light of the ESC-2020 guideline. Clin Chem Lab Med. 2024 Feb 7. doi: 10.1515/cclm-2023-1226. Epub ahead of print. PMID: 38353154.
2024