BTG3 and juvenile idiopathic arthritis: The association of rs2104286 with JIA was also stronger in the ANA-positive subgroup (OR for the allele 0.65 [95% CI 0.49–0.86], P for trend = 0.002) and the female cases (OR for the allele 0.76 [95% CI 0.64–0.91], P for trend = 0.002) as compared with the controls (Table 2).