Retrospective study of Calif. Hosp. records on women with SLE (n 2874) and RA (2309) found that Black, Hispanic, and Asian women had 1.3 - 1.5 fold more preterm births than Whites; & blacks had 2-2.4 more PTB than Asian, Hispanic, or Whites. https://t.co/7Nr5KJUNRc https://t.co/3fzTMiM4DG