Int J Colorectal Dis (2015) 30:51–56 DOI 10.1007/s00384-014-2042-4

ORIGINAL ARTICLE

The course of anaemia in children and adolescents with Crohn’s disease included in a prospective registry Stephanie Van Biervliet & Françoise Smets & Ilse Hofmann & Elisabeth Degreef & Bruno Hauser & Patrick Bontems & Saskia Vande Velde & Wim Arts & Isabelle Paquot & Philippe Alliet & Peter Bossuyt & Edouard Louis & Filip Baert & Olivia Bauraind & Jean-François Rahier & Gigi Veereman

Accepted: 19 October 2014 / Published online: 30 October 2014 # Springer-Verlag Berlin Heidelberg 2014

Abstract Aim The aim of this study is to determine the prevalence and evolution of anaemia in prospectively followed children and adolescents diagnosed with Crohn’s disease (CD). Methods The BELCRO registry (inclusion May 2008–April 2010), describing current clinical treatment practice of children diagnosed with CD, provided data on age, height, body mass index (BMI), paediatric Crohn’s disease activity index (PCDAI), therapy and haemoglobin (Hb) at diagnosis 12 and 24 months follow-up. Anaemia was defined as Hb