Do Multivitamin Supplements Attenuate the Risk for Diabetes-Associated Birth Defects?

Objective. To evaluate whether the risk for birth defects associated with maternal diabetes is attenuated by use of multivitamin supplements during the periconceptional period. Methods. In the population-based Atlanta Birth Defects Case-Control Study, we identified case infants who had nonsyndromic birth defects that were reported to be associated with diabetes (n = 3278) and were born during 1968–1980 to residents of metropolitan Atlanta....