Study Status: Completed
Recruit Status: Unknown status
Study Type: Observational [Patient Registry]
Official Title: Establishing a Sero-correlate of Protection Against Invasive Group B Streptococcus Disease in Newborns and Young Infants Aged <=90 Days
Brief Summary: Compare anticapsular antibody levels against Group B Streptococcus at delivery in mothers and their infants who develop disease versus those who do not. Use this comparison to establish antibody levels associated with reductions in risk of GBS disease in infants aged less than 90 days.