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Table 3 JIA disease course in the TMJs and mandibular growth rotation; rotation in controls for comparison

From: Relationship between disease course in the temporomandibular joints and mandibular growth rotation in patients with juvenile idiopathic arthritis followed from childhood to adulthood

  MPA* decrease more than 2 degrees MPA change less than 2 degrees MPA increase more than 2 degrees
Healthy control group (n = 16) 10 6  
Normal TMJ** group (n = 11) 8 3  
Abnormal TMJ group (n = 15)    
   - Consistently progressing (n = 1)    1
   - Varying (n = 2)   1 1
   - Stable (n = 6) 2 3 1
   - Slightly improving (n = 4) 2 2  
   - Greatly improving (n = 2) 2   
  1. * MPA = Mandibular plane angle
  2. ** TMJ = Temporomandibular joint