 In a September 2016 ACOG/SMFM consensus, published concurrently in the journal "Obstetrics & Gynecology" and by the American College of Obstetricians and Gynecologists (ACOG), they noted that while they did not yet have a "single, comprehensive definition of severe maternal morbidity" (SMM), the rate of SMM is increasing in the United States as is maternal mortality.Both are "associated with a high rate of preventability.