Table of contents

Clinical and epidemiological research

• Extended report: Lymphoid organisation in labial salivary gland biopsies is a possible predictor for the development of malignant lymphoma in primary Sjögren's syndrome (28 June, 2011)

  Elke Theander, Lilian Vasaitis, Eva Baecklund, Gunnel Nordmark, Gunnar Warfvinge, Rolf Liedholm, Karl Brokstad, Roland Jonsson, Malin V Jonsson
• Extended report: Rates and predictors of radiographic sacroiliitis progression over 2 years in patients with axial spondyloarthritis (27 May, 2011)

  Denis Poddubnyy, Martin Rudwaleit, Hildrun Haibel, Joachim Listing, Elisabeth Märker-Hermann, Henning Zeidler, Jürgen Braun, Joachim Sieper
• Extended report: ASDAS, BASDAI and different treatment responses and their relation to biomarkers of inflammation, cartilage and bone turnover in patients with axial spondyloarthritis treated with TNFα inhibitors (8 May, 2011)

  Susanne Juhl Pedersen, Inge Juul Sørensen, Patrick Garnero, Julia Sidenius Johansen, Ole Rintek Madsen, Niels Tvede, Michael Sejer Hansen, Gorm Thamsborg, Lis Smedegaard Andersen, Ole Majgaard, Anne Gitte Loft, Jon Erlendsson, Karsten Asmussen, Anne Grethe Jurik, Jakob Møller, Maria Hasselquist, Dorrit Mikkelsen, Thomas Skjødt, Robert Lambert, Annette Hansen, Mikkel Østergaard
• Extended report: Risk factors predictive of joint replacement in a 2-year multicentre clinical trial in knee osteoarthritis using MRI: results from over 6 years of observation (8 May, 2011)

  Jean-Pierre Raynauld, Johanne Martel-Pelletier, Boulos Haraoui, Denis Choquette, Marc Dorais, Lukas M Wildi, François Abram, Jean-Pierre Pelletier, for the Canadian Licofelone Study Group
• Extended report: Discontinuation of infliximab and potential predictors of persistent low disease activity in patients with early rheumatoid arthritis and disease activity score-steered therapy: subanalysis of the BeSt study (24 April, 2011)

  M van den Broek, N B Klarenbeek, L Dirven, D van Schaardenburg, H M J Hulsmans, P J S M Kerstens, T W J Huizinga, B A C Dijkmans, C F Allaart
• Extended report: Association of the 5-aminoimidazole-4-carboxamide ribonucleotide transformylase gene with response to methotrexate in juvenile idiopathic arthritis (22 April, 2011)

  Anne Hinks, Halima Moncrieffe, Paul Martin, Simona Ursu, Sham Lal, Laura Kassoumeri, Tracey Weiler, David N Glass, Susan D Thompson, Lucy R Wedderburn, Wendy Thomson
• Extended report: The comparative risk of serious infections among rheumatoid arthritis patients starting or switching biological agents (17 May, 2011)

  Jeffrey R Curtis, Fenglong Xie, Lang Chen, John W Baddley, Timothy Beukelman, Kenneth G Saag, Claire Spettell, Raechele M McMahan, Joaquim Fernandes, Kevin Winthrop, Elizabeth Delzell
• Extended report: Sick leave and disability pension before and after initiation of antirheumatic therapies in clinical practice (25 April, 2011)

  M Neovius, J F Simard, L Klareskog, J Askling, for the ARTIS Study Group
• Extended report: Incidence of malignancy in patients treated for antineutrophil cytoplasm antibody-associated vasculitis: follow-up data from European Vasculitis Study Group clinical trials (25 May, 2011)

  C Heijl, L Harper, O Flossmann, I Stücker, DGI Scott, R A Watts, P Höglund, K Westman, A Mahr, for the European Vasculitis Study Group (EUVAS)
• Extended report: Impact of different descriptions of the Kellgren and Lawrence classification criteria on the diagnosis of knee osteoarthritis (9 May, 2011)

  D Schiphof, BM de Klerk, HJM Kerkhof, A Hofman, BW Koes, M Boers, SMA Bierma-Zeinstra
• Extended report: In patients with early inflammatory polyarthritis, ACPA positivity, younger age and inefficacy of the first non-biological DMARD are predictors for receiving biological therapy: results from the Norfolk Arthritis Register (8 May, 2011)

  Suzanne M M Verstappen, Mark Lunt, Diane K Bunn, David G I Scott, Deborah P M Symmons
• Extended report: How to diagnose spondyloarthritis early? Accuracy of peripheral enthesitis detection by power Doppler ultrasonography (17 May, 2011)

  Maria Antonietta D'Agostino, Philippe Aegerter, Karine Bechara, Carine Salliot, Olivia Judet, Maria Sole Chimenti, Dominique Monnet, Jean-Marie Le Parc, Paul Landais, Maxime Breban
• Extended report: Tissue structure modification in knee osteoarthritis by use of joint distraction: an open 1-year pilot study (12 May, 2011)

  Femke Intema, Peter M Van Roermund, Anne C A Marijnissen, Sebastian Cotofana, Felix Eckstein, Rene M Castelein, Johannes W J Bijlsma, Simon C Mastbergen, Floris P J G Lafeber
• Extended report: Effect of assistive technology in hand osteoarthritis: a randomised controlled trial (12 May, 2011)

  Ingvild Kjeken, Siri Darre, Geir Smedslund, Kåre Birger Hagen, Randi Nossum
• Extended report: Interleukin 22 serum levels are associated with radiographic progression in rheumatoid arthritis (18 May, 2011)

  Jan Leipe, Markus A Schramm, Mathias Grunke, Michael Baeuerle, Claudia Dechant, Axel P Nigg, Matthias N Witt, Volker Vielhauer, Christiane S Reindl, Hendrik Schulze-Koops, Alla Skapenko
• Concise report: The (−765 G→C) promoter variant of the COX-2/PTGS2 gene is associated with a lower risk for end-stage hip and knee osteoarthritis (8 April, 2010)

  E M Schneider, W Du, J Fiedler, J Högel, K P Günther, H Brenner, R E Brenner
• Concise report: Distinct ACPA fine specificities, formed under the influence of HLA shared epitope alleles, have no effect on radiographic joint damage in rheumatoid arthritis (10 June, 2011)

  Hans Ulrich Scherer, Diane van der Woude, Annemiek Willemze, Leendert A Trouw, Rachel Knevel, Silje W Syversen, Michael PM van der Linden, Benedicte Lie, Tom WJ Huizinga, Désirée MFM van der Heijde, Annette HM van der Helm-van Mil, Tore K Kvien, René EM Toes
• Concise report: Reliability, sensitivity to change and feasibility of three radiographic scoring methods for hand osteoarthritis (10 May, 2011)

  J Bijsterbosch, I K Haugen, C Malines, E Maheu, F R Rosendaal, I Watt, F Berenbaum, T K Kvien, D M van der Heijde, T W J Huizinga, M Kloppenburg
• Concise report: Validation of the 2010 ACR/EULAR classification criteria for rheumatoid arthritis: slight improvement over the 1987 ACR criteria (17 May, 2011)

  Karin Britsemmer, Jennie Ursum, Martijn Gerritsen, Lilian van Tuyl, Dirkjan van Schaardenburg
• Concise report: Simplified versions of the original disease activity score: validation in the BeSt trial (8 May, 2011)

  R Koevoets, NB Klarenbeek, M Güler-Yüksel, M van Oosterhout, MV van Krugten, PJSM Kerstens, TWJ Huizinga, BAC Dijkmans, DMFM van der Heijde, CF Allaart