Body mass index and weight gain in pregnant women with HIV: a national study in Italy

Despite the growing number of human immunodeficiency virus (HIV)–infected women who are pregnant or planning a pregnancy, there is limited information on body weight status and weight gain in pregnancy in this population. The issue is relevant, because inadequate or excessive body mass index (BMI) and weight gain in pregnancy are risk factors for adverse pregnancy outcomes in the general population [1, 2], and may increase the risk of some events commonly observed among pregnant women with HIV, such as preterm delivery or glucose metabolism abnormalities [3, 4]. We investigated BMI status, weight gain in pregnancy, and gestational outcomes within the Italian National Program on Surveillance on Antiretroviral Treatment in Pregnancy, a large cohort study of pregnant women with HIV