Is the rate of preterm birth in the United States affected by the method of gestational age assignment?
The preterm birth rate is 9.7% vs 11.5% and more closely correlates with adverse neonatal outcomes associated with preterm birth when gestational age is assigned using the obstetric estimate. This method of gestational age assignment is currently used by most industrialized nations and should be considered for future reporting of US outcomes.
We concluded that Omp18 is capable of activating DCs initiating a Th1 immune response.