The association between race/ethnicity and major birth defects in the United States, 1999-2007.

Objectives: We investigated the relationship between race/ethnicity and 27 major birth defects.

Methods: We pooled data from 12 population-based birth defects surveillance systems in the United States that included 13.5 million live births (1 of 3 of US births) from 1999 to 2007.