Table of contents

Clinical and epidemiological research

• Extended report: Adalimumab added to a treat-to-target strategy with methotrexate and intra-articular triamcinolone in early rheumatoid arthritis increased remission rates, function and quality of life. The OPERA Study: an investigator-initiated, randomised, double-blind, parallel-group, placebo-controlled trial (23 February, 2013) Free

  Kim Hørslev-Petersen, Merete Lund Hetland, Peter Junker, Jan Pødenphant, Torkell Ellingsen, Palle Ahlquist, Hanne Lindegaard, Asta Linauskas, Annette Schlemmer, Mette Yde Dam, Ib Hansen, Hans Christian Horn, Christian Gytz Ammitzbøll, Anette Jørgensen, Sophine B Krintel, Johnny Raun, Julia S Johansen, Mikkel Østergaard, Kristian Stengaard-Pedersen, OPERA study-group
• Extended report: Results from a multicentre international registry of familial Mediterranean fever: impact of environment on the expression of a monogenic disease in children (5 March, 2013)

  Seza Ozen, Erkan Demirkaya, Gayane Amaryan, Isabelle Koné-Paut, Adem Polat, Pat Woo, Yosef Uziel, Consuelo Modesto, Martina Finetti, Pierre Quartier, Efimia Papadopoulou-Alataki, Sulaiman M Al-Mayouf, Giovanna Fabio, Romina Gallizzi, Luca Cantarini, Joost Frenkel, Susan Nielsen, Michael Hofer, Antonella Insalaco, C Acikel, Huri Ozdogan, Alberto Martini, Nicolino Ruperto, Marco Gattorno, for the Paediatric Rheumatology International Trials Organisation (PRINTO) and the Eurofever Project
• Extended report: Genome-wide DNA methylation analysis of articular chondrocytes reveals a cluster of osteoarthritic patients (16 March, 2013)

  Juan Fernández-Tajes, Angel Soto-Hermida, Maria E Vázquez-Mosquera, Estefania Cortés-Pereira, Alejandro Mosquera, Mercedes Fernández-Moreno, Natividad Oreiro, Carlos Fernández-López, Jose Luis Fernández, Ignacio Rego-Pérez, Francisco J Blanco
• Extended report: Ultrasound colour Doppler is associated with synovial pathology in biopsies from hand joints in rheumatoid arthritis patients: a cross-sectional study (8 March, 2013)

  Martin Andersen, Karen Ellegaard, Josephine B Hebsgaard, Robin Christensen, Søren Torp-Pedersen, Peter H Kvist, Niels Søe, John Rømer, Nina Vendel, Else Marie Bartels, Bente Danneskiold-Samsøe, Henning Bliddal
• Extended report: N-terminal pro-brain-type natriuretic peptide (NT-pro-BNP) and mortality risk in early inflammatory polyarthritis: results from the Norfolk Arthritis Registry (NOAR) (19 March, 2013)

  Hoda Mirjafari, Paul Welsh, Suzanne M M Verstappen, Paddy Wilson, Tarnya Marshall, Helena Edlin, Diane Bunn, Jacqueline Chipping, Mark Lunt, Deborah P M Symmons, Naveed Sattar, Ian N Bruce
• Extended report: Anaemia may add information to standardised disease activity assessment to predict radiographic damage in rheumatoid arthritis: a prospective cohort study (16 March, 2013)

  Burkhard Möller, Almut Scherer, Frauke Förger, Peter M Villiger, Axel Finckh, on behalf of the Swiss Clinical Quality Management Program for Rheumatic Diseases
• Extended report: Moderate vitamin D deficiency is associated with changes in knee and hip pain in older adults: a 5-year longitudinal study (17 April, 2013)

  Laura L Laslett, Stephen Quinn, John R Burgess, Venkateswaran Parameswaran, Tania M Winzenberg, Graeme Jones, Changhai Ding
• Extended report: Mortality risk factors associated with familial Mediterranean fever among a cohort of 1.25 million adolescents (16 March, 2013)

  Gilad Twig, Avi Livneh, Asaf Vivante, Arnon Afek, Ari Shamiss, Estela Derazne, Dorit Tzur, Ilan Ben-Zvi, Amir Tirosh, Micha Barchana, Tamy Shohat, Eliezer Golan, Howard Amital
• Extended report: Continuous long-term anti-TNF therapy does not lead to an increase in the rate of new bone formation over 8 years in patients with ankylosing spondylitis (16 March, 2013)

  Xenofon Baraliakos, Hildrun Haibel, Joachim Listing, Joachim Sieper, Jürgen Braun
• Extended report: The 158VV Fcgamma receptor 3A genotype is associated with response to rituximab in rheumatoid arthritis: results of an Italian multicentre study (16 March, 2013)

  Luca Quartuccio, Martina Fabris, Elena Pontarini, Sara Salvin, Alen Zabotti, Maurizio Benucci, Mariangela Manfredi, Domenico Biasi, Viviana Ravagnani, Fabiola Atzeni, Piercarlo Sarzi-Puttini, Pia Morassi, Fabio Fischetti, Paola Tomietto, Laura Bazzichi, Marta Saracco, Raffaele Pellerito, Marco Cimmino, Franco Schiavon, Valeria Carraro, Angelo Semeraro, Roberto Caporali, Lorenzo Cavagna, Roberto Bortolotti, Giuseppe Paolazzi, Marcello Govoni, Stefano Bombardieri, Salvatore De Vita
• Extended report: Carotid ultrasound is useful for the cardiovascular risk stratification of patients with rheumatoid arthritis: results of a population-based study (16 March, 2013)

  Alfonso Corrales, Carlos González-Juanatey, María E Peiró, Ricardo Blanco, Javier Llorca, Miguel A González-Gay
• Extended report: Kinetics of the long-term antibody response after meningococcal C vaccination in patients with juvenile idiopathic arthritis: a retrospective cohort study (16 March, 2013)

  Susanne P Stoof, Marloes W Heijstek, Karen M Sijssens, Fiona van der Klis, Elisabeth A M Sanders, Peter F M Teunis, Nico M Wulffraat, Guy A M Berbers
• Extended report: Peripheral joint inflammation in early onset spondyloarthritis is not specifically related to enthesitis (25 April, 2013)

  Jacqueline E Paramarta, Christiaan van der Leij, Ioana Gofita, Nataliya Yeremenko, Marleen G van de Sande, Maria J de Hair, Paul P Tak, Mario Maas, Dominique Baeten
• Extended report: Smoking, the HLA-DRB1 shared epitope and ACPA fine-specificity in Koreans with rheumatoid arthritis: evidence for more than one pathogenic pathway linking smoking to disease (16 March, 2013)

  Benjamin A Fisher, So-Young Bang, Muslima Chowdhury, Hye-Soon Lee, Jae-Hoon Kim, Peter Charles, Patrick Venables, Sang-Cheol Bae
• Concise report: Individualised exercise improves endothelial function in patients with rheumatoid arthritis (31 July, 2013)

  George S Metsios, Antonios Stavropoulos-Kalinoglou, Jet JCS Veldhuijzen van Zanten, Peter Nightingale, Aamer Sandoo, Theodoros Dimitroulas, George D Kitas, Yiannis Koutedakis
• Concise report: Parity and the risk of developing rheumatoid arthritis: results from the Swedish Epidemiological Investigation of Rheumatoid Arthritis study (25 July, 2013)

  Cecilia Orellana, Sara Wedrén, Henrik Källberg, Marie Holmqvist, Elizabeth W Karlson, Lars Alfredsson, Camilla Bengtsson, EIRA Study Group