Swedish registry study shows of 3629 children born to mothers with RA#, 70 (1.94%) were diagnosed with Autism Spectrum disorder (ASD). If RA was dx before delivery, an increased risk of ASD (HR = 1.43), especially for seronegative RA (HR = 1.61) https://t.co/fA6gzta5rx https://t.co/mGdzTqjEr7