Rapid intrapartum test for maternal group B streptococcal colonisation and its effect on antibiotic use in labouring women with risk factors for early-onset neonatal infection (GBS2): cluster randomised trial with nested test accuracy study

Table 5 Rates of neonatal GBS colonisation in babies born to women tested for GBS using rapid test or selective enrichment culture

Maternal GBS colonisation status		Neonatal colonisation present
Selective enrichment culture*	Positive	35/186 (19%)
Selective enrichment culture*	Negative	12/240 (5%)
Rapid test**	Positive	38/184 (21%)
Rapid test**	Negative	7/203 (3%)

*A total of 619 women had results for selective enrichment culture; 418 of these mothers had 426 neonates providing ear swabs
**A total of 557 women had results for rapid test; 380 of these mothers had 387 neonates providing ear swabs

ISSN: 1741-7015