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Table 3 Pain on palpation and painful clicking in participants with JIA and controls

From: Prevalence of temporomandibular disorder in children and adolescents with juvenile idiopathic arthritis – a Norwegian cross- sectional multicentre study

Clinical signs n JIA, n (%) n Healthy controls n (%) p-value*
Painful palpation in masticatory muscles & TMJ 220 111 (50.5) 220 62 (28.2) < 0.001
Painful palpation in masticatory muscle 217 87 (40.1) 218 44 (20.2) < 0.001
Painful palpation at the TMJ lateral pole 220 64 (29.1) 219 29 (13.2) < 0.001
Painful palpation around TMJ lateral pole 220 75 (34.1) 219 33 (15.1) < 0.001
Painful clicking 221 13 (5.9) 221 2 (0.9) 0.0041
  1. JIA Juvenile idiopathic arthritis, TMJ Temporomandibular joints. *Chi-square test