Additional file 3: of Clinical features of children with enthesitis-related juvenile idiopathic arthritis / juvenile spondyloarthritis followed in a French tertiary care pediatric rheumatology centre

Figure S2. Biological therapy: time to introduction and remission rate. Disease duration before introduction of a first line of biological therapy (years). Remission rate after introduction of a biological therapy (years). Remission was defined as the absence of any articular involvement (both peripheral and axial) and any enthesial involvement for at least six months. (DOCX 104 kb

Additional file 2: of Clinical features of children with enthesitis-related juvenile idiopathic arthritis / juvenile spondyloarthritis followed in a French tertiary care pediatric rheumatology centre

Figure S1. Evolution of the prevalence of inflammatory back pain. Inflammatory back pain was defined as proposed by the ASAS in 2009 [39]. Insidious onset. Improvement with exercise. No improvement with rest. Pain at night. (DOCX 63 kb