University of Groningen Physical activity and physical fitness in juvenile idiopathic arthritis Lelieveld, Otto IMPORTANT NOTE: You are advised to consult the publisher's version (publisher's PDF) if you wish to cite from it. Please check the document version below. Document Version Publisher's PDF, also known as Version of record Publication date: 2010 Link to publication in University of Groningen/UMCG research database Citation for published version (APA): Lelieveld, O. (2010). Physical activity and physical fitness in juvenile idiopathic arthritis Groningen: s.n. Copyright Other than for strictly personal use, it is not permitted to download or to forward/distribute the text or part of it without the consent of the author(s) and/or copyright holder(s), unless the work is under an open content license (like Creative Commons). Take-down policy If you believe that this document breaches copyright please contact us providing details, and we will remove access to the work immediately and investigate your claim. Downloaded from the University of Groningen/UMCG research database (Pure): http://www.rug.nl/research/portal. For technical reasons the number of authors shown on this cover page is limited to 10 maximum. Download date: 05-12-2017
Physical Activity and Physical Fitness in Juvenile Idiopathic Arthritis
Studies presented in this thesis were financially supported by: Beatrix Children s Hospital Foundation (Groningen, the Netherlands) Foundation for Beatrixoord Noord Nederland (Haren (Gr.), the Netherlands) OIM Orthopedie (Assen, the Netherlands) Printing of this thesis was financially supported by: Dutch Arthritis Association (Amsterdam, the Netherlands) Lode B.V. (Groningen, the Netherlands) Foundation for Beatrixoord Noord Nederland (Haren (Gr.), the Netherlands) Royal Dutch Society for Physical Therapy (KNGF) (Amersfoort, the Netherlands) Cover design: Davita Trip, Otto Lelieveld Lay-out: Otto Lelieveld Printed by Gildeprint Drukkerijen (Enschede, the Netherlands) ISBN (printed): 978-90-367-4225-2 ISBN (digital): 978-90-367-4224-5 2010 Otto Lelieveld No part of this thesis may be reproduced, stored or transmitted in any way or by any means, without prior permission of the author.
Rijksuniversiteit Groningen Physical Activity and Physical Fitness in Juvenile Idiopathic Arthritis Proefschrift ter verkrijging van het doctoraat in de Medische Wetenschappen aan de Rijksuniversiteit Groningen op gezag van de Rector Magnificus, dr. F. Zwarts, in het openbaar te verdedigen op woensdag 7 april 2010 om 16.15 uur door Otto Theodorus Hendricus Maria Lelieveld geboren op 9 juli 1957 te Deventer
Promotores: Prof. dr. J.H.B. Geertzen Prof. dr. P.J.J. Sauer Copromotores: Dr. M.A. van Leeuwen Dr. E. van Weert Beoordelingscommissie: Prof. dr. J.G.S.J.S.M. Becher Prof. dr. P.J.M. Helders Prof. dr. W. Kuis
Paranimfen: Marieke Armbrust Inez de Graaf
Contents Chapter 1 Aim and introduction to the thesis 9 Chapter 2 Validity of the 6-minute walking test in juvenile idiopathic arthritis Arthritis & Rheumatism 2005; 53: 304-307 17 Chapter 3 Aerobic and anaerobic exercise capacity in children with juvenile idiopathic arthritis Arthritis & Rheumatism 2007; 57: 891-897 27 Chapter 4 Aerobic and anaerobic exercise capacity in adolescents with juvenile idiopathic arthritis Arthritis & Rheumatism 2007; 57: 898-904 41 Chapter 5 Physical activity in adolescents with juvenile idiopathic arthritis Arthritis & Rheumatism 2008; 59: 1379-1384 57 Chapter 6 Illness representations and the relationship with functional status in adolescents with juvenile idiopathic arthritis Submitted 71 Chapter 7 Promoting physical activity in children with juvenile idiopathic arthritis through an internet-based program: results of a pilot randomised controlled trial Arthritis Care & Research, in press 85 Chapter 8 Discussion, key findings and recommendations 101 Summary Nederlandse samenvatting Dankwoord 109 113 121