3.

转阴组及持续阳性组妊娠结局比较

Comparsion of pregnancy outcomes between GBS-negative and persistent GBS-positive groups

Pregnancy outcomes	Negative group (n=18)	Positive group (n=42)	χ2	P
The negative group vs positive group, *P < 0.05.
Antibiotic application	8 (8/18)	41(41/42)	20.376	0.000*
Placentitis	7 (7/18)	10(10/42)	1.411	0.235
PROM	1 (1/18)	4(4/42)	0.000	1
Third degree of amniotic fluid	3 (3/18)	4(4/42)	0.123	0.726
Caesarean section	3 (3/18)	15(15/42)	1.364	0.243
Push induced labor	9 (9/18)	12(12/42)	0.305	0.581
Neonatal asphyxia	0 (0/18)	1(1/42)	-	1
Neonatal pediatrics	1 (1/18)	7(7/42)	0.556	0.456