The George Washington University Biostatistics Center

This study looks at whether using a CPAP machine during pregnancy can reduce the chance of developing high blood pressure disorders, such as preeclampsia. About 1,500 pregnant women with mild to moderate sleep apnea will use CPAP or receive usual care. The goal is to see if treat…

This study tests whether adding the antibiotic azithromycin to standard care can prevent infections in women having planned C-sections. About 8,000 pregnant women will be randomly assigned to receive either azithromycin or a placebo before delivery. The goal is to see if this ext…

This study is testing whether a higher daily dose of aspirin (162 mg) works better than the standard dose (81 mg) to prevent another early birth in women who have already had a preterm delivery before 35 weeks. About 1,800 pregnant women will take one of the two doses from early …