Effect of hepatitis B immunoglobulin on interruption of HBV intrauterine infection

Table 1 Clinical characteristics of pregnant women of each group

Characteristics	HBIG group (n = 57)	Control group (n = 55)
Age (yr)	26.9 ± 1.8	27.8 ± 2.8
Nationality of Han	57	55
Gravidity	1.5 ± 0.9	1.9 ± 1.2
Abortive parity	0.6 ± 0.7	0.7 ± 1.0
Gestational weeks	39.5 ± 1.9	39 ± 1.3
Rate of cesarean section	27 (47.4%)	25 (45.5%)
Threatened abortion	7	5
Threatened premature labour	2	2
Premature rupture of membrane	0	0
Pregnancy induced hypertension syndrome	1	1
Premature delivery	0	1
Postmature labour	0	0
Elderly primipara	0	0
Medical and surgical associated diseases	2	2
HBeAg positive rate	36 (63.2%)	28 (50.9%)
HBV DNA level (log10)	5.75 ± 2.98	5.54 ± 3.09