Mothers with RA give birth prematurely

Women with rheumatoid arthritis (RA) are 1.5 times more likely to give birth prematurely than healthy women, according to a study published in the journal Arthritis & Rheumatology.

They are also more likely to give birth to babies who are 87g lighter than those born to mothers without RA. Placenta weight is an 14g lower on average in babies born to RA-affected mothers.

The study identified more than 13,000