Performance of the Abbott SARS-CoV-2 IgG II Quantitative Antibody Assay Including the New Variants of Concern, VOC 202012/V1 (United Kingdom) and VOC 202012/V2 (South Africa), and... von English, Emma, Cook, Laura E, Piec, Isabelle, Dervisevic, Samir, Fraser, William D, John, W Garry

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Age and vitamin D affect the magnitude of the antibody response to the first dose of the SARS-CoV-2 BNT162b2 vaccine von Piec, Isabelle, Cook, Laura, Dervisevic, Samir, Fraser, William D, Ruetten, Scott, Berman, Marvin, English, Emma, John, W Garry

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Effects of the Norfolk diabetes prevention lifestyle intervention (NDPS) on glycaemic control in screen-detected type 2 diabetes: a randomised controlled trial von Sampson, Michael, Clark, Allan, Bachmann, Max, Garner, Nikki, Irvine, Lisa, Howe, Amanda, Greaves, Colin, Auckland, Sara, Smith, Jane, Turner, Jeremy, Rea, Dave, Rayman, Gerry, Dhatariya, Ketan, John, W. Garry, Barton, Garry, Usher, Rebecca, Ferns, Clare, Pascale, Melanie, Goldson, Andy, Hadley-Brown, Martin, John, Garry, Rea, David, Usher, Jeremy Turner Rebecca, Wallace, Tara

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The IFCC Reference Measurement System for HbA1c: A 6-Year Progress Report von Weykamp, Cas, John, W Garry, Mosca, Andrea, Hoshino, Tadao, Little, Randie, Jeppsson, Jan-Olof, Goodall, Ian, Miedema, Kor, Myers, Gary, Reinauer, Hans, Sacks, David B, Slingerland, Robbert, Siebelder, Carla

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A review of the challenge in measuring hemoglobin A1c von Weykamp, Cas, John, W Garry, Mosca, Andrea

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IFCC Reference System for Measurement of Hemoglobin A1c in Human Blood and the National Standardization Schemes in the United States, Japan, and Sweden: A Method-Comparison Study von Hoelzel, Wieland, Weykamp, Cas, Jeppsson, Jan-Olof, Miedema, Kor, Barr, John R, Goodall, Ian, Hoshino, Tadao, John, W. Garry, Kobold, Uwe, Little, Randie, Mosca, Andrea, Mauri, Pierluigi, Paroni, Rita, Susanto, Fransiscus, Takei, Izumu, Thienpont, Linda, Umemoto, Masao, Wiedmeyer, Hsiao-Mei

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Validation and feasibility of a postal system for remote monitoring of HbA1c von Cross, Jen, Sharma, Sanjeev, John, W Garry, Rayman, Gerry

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The global impact of the International Federation of Clinical Chemistry and Laboratory Medicine, Education and Management Division: engaging stakeholders and assessing HbA1c qualit... von English, Emma, Weykamp, Cas, Ji, Linong, Siebelder, Carla, Shan, Zhongyan, Wang, Yufei, Li, Huijun, Garry John, W.

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Diagnostic accuracy of calculated serum osmolarity to predict dehydration in older people: adding value to pathology laboratory reports von Hooper, Lee, Abdelhamid, Asmaa, Ali, Adam, Bunn, Diane K, Jennings, Amy, John, W Garry, Kerry, Susan, Lindner, Gregor, Pfortmueller, Carmen A, Sjöstrand, Fredrik, Walsh, Neil P, Fairweather-Tait, Susan J, Potter, John F, Hunter, Paul R, Shepstone, Lee

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Discordance in glycemic categories and regression to normality at baseline in 10,000 people in a Type 2 diabetes prevention trial von Sampson, Mike, Elwell-Sutton, Tim, Bachmann, Max O., Clark, Allan, Dhatariya, Ketan K., Ferns, Clare, Howe, Amanda, John, W. Garry, Rayman, Gerry, Swafe, Leyla, Turner, Jeremy, Pascale, Melanie

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Diagnosing type 2 diabetes using Hemoglobin A1c: a systematic review and meta-analysis of the diagnostic cutpoint based on microvascular complications von Butler, Alexandra E., English, Emma, Kilpatrick, Eric S., Östlundh, Linda, Chemaitelly, Hiam S., Abu-Raddad, Laith J., Alberti, K. George M. M., Atkin, Stephen L., John, W. Garry

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The effect of anaemia and abnormalities of erythrocyte indices on HbA1c analysis: a systematic review von English, Emma, Idris, Iskandar, Smith, Georgina, Dhatariya, Ketan, Kilpatrick, Eric S., John, W. Garry

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Lifestyle Intervention With or Without Lay Volunteers to Prevent Type 2 Diabetes in People With Impaired Fasting Glucose and/or Nondiabetic Hyperglycemia: A Randomized Clinical Tri... von Sampson, Michael, Clark, Allan, Bachmann, Max, Garner, Nikki, Irvine, Lisa, Howe, Amanda, Greaves, Colin, Auckland, Sara, Smith, Jane, Turner, Jeremy, Rea, Dave, Rayman, Gerry, Dhatariya, Ketan, John, W. Garry, Barton, Garry, Usher, Rebecca, Ferns, Clare, Pascale, Melanie

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Experience of point-of-care HbA1c testing in the English National Health Service Diabetes Prevention Programme: an observational study von Barron, Emma, Misra, Shivani, English, Emma, John, W Garry, Sampson, Michael, Bachmann, Max O, Barth, Julian, Oliver, Nick, Alberti, K G M M, Bakhai, Chirag, O'Neill, Simon, Young, Bob, Wareham, Nicholas J, Khunti, Kamlesh, Jebb, Susan, Smith, Jenifer, Valabhji, Jonathan

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Interpretation of Hemoglobin A1c Values von Sacks, David B, John, W. Garry

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EurA1c: The European HbA1c Trial to Investigate the Performance of HbA1c Assays in 2166 Laboratories across 17 Countries and 24 Manufacturers by Use of the IFCC Model for Quality T... von Weykamp, Cas, John, W Garry, English, Emma, Erasmus, Rajiv T, Sacks, David B, Buchta, Christoph, Mueller, Mathias M, Lenga, Yolande, Budina, Marek, Kratochvila, Josef, Friedecky, Bedrich, Siest, Jean-Pascal, Kaiser, Patricia, Haliassos, Alexander, Panagiotakis, Otto, Makris, Konstantinos, Graham, Hazel, Kane, Anne, Smith, Thomas P, Barrett, Ned, Sciacovelli, Laura, Plebani, Mario, Faria, Ana Andrade, Cardoso, Ana, Correia, Helena, Alemany, Montserrat Ventura, Alsina, Carmen Perich, Gómez, Carmen González, Nordin, Gunnar, Persson, Carita Krook, Fried, Roman, Akcadag, Fatma, Akgöz, Müslüm, Aslan, Diler, Jones, Samantha, Thomas, Annette, Gillery, Philippe, Jaisson, Stéphane, Mosca, Andrea, Paleari, Renata, Slingerland, Robbert J, Slootstra, Janine, Leppink, Sanne, Elmgren, Anders, Little, Randie R, Connolly, Shawn M, Makky, Vicky, Nowicki, Maren, Siebelder, Carla, Schröer-Janssen, Liesbeth, te Winkel, Marieke, de Graaf, Irene, Lenters-Westra, Erna

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The Need for Accuracy in Hemoglobin A1c Proficiency Testing: Why the Proposed CLIA Rule of 2019 Is a Step Backward von Klonoff, David C., Aron, David, Cohen, Robert M., Home, Philip, John, W. Garry, Little, Randie R., Nathan, David M., Sacks, David B.

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2013 Update on the worldwide standardization of the hemoglobin A1c measurement von Hanas, Ragnar, John, W. Garry

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2013 update on the worldwide standardization of the hemoglobin A1c measurement von Hanas, Ragnar, John, W. Garry

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Multicentre evaluation of the Premier Hb9210 HbA1c analyser von John, W. Garry, Little, Randie, Sacks, David B., Weykamp, Cas, Lenters-Westra, Erna, Hornsby, Theresa, Zhao, Zhen, Siebelder, Carla, Tennill, Alethea, English, Emma

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