Table 3.

Age-specific prevalence of HBeAg (+) among HBsAg(+) women born in Taiwan and other Southeast Asia countries

	Taiwan	Southeast Asia	Southeast Asia vs. Taiwan
	HBeAg(+)/HBsAg(+) (%)	HBeAg(+)/HBsAg(+) (%)	OR (95% CI)	P-Value
Total	513/1597 (32.1 %)	66/126 (52.4 %)	2.32 (1.61–3.35)	<0.001
Age (year)
≦20	94/173 (54.3 %)	21/37 (56.8 %)	1.10 (0.54–2.26)	0.789
>20–≦25	219/579 (37.8 %)	29/60 (48.3 %)	1.54 (0.90–2.62)	0.114
>25–≦30	139/530 (26.2 %)	14/22 (63.6 %)	4.92 (2.02–11.99)	<0.001
>30	61/315 (19.4 %)	2/7 (28.6 %)	1.67 (0.32–8.79)	0.548
Date of birth
Before July, 1984	496/1570 (31.6 %)	54/107 (50.5 %)	2.21 (1.49–3.27)	<0.001
before 1970	56/285 (19.6 %)	0/3 (0 %)	--	--
1970- before 1978	274/900 (30.4 %)	22/34 (64.7 %)	4.19 (2.04–8.58)	<0.001
1978- before July 1984	166/385 (43.1 %)	32/70 (45.7 %)	1.11 (0.67–1.85)	0.687
July, 1984 and after	17/27 (63.0 %)	12/19 (63.2 %)	1.01 (0.30–3.40)	0.989
July, 1984 – June, 1986	14/24 (58.3 %)	10/17 (58.8 %)	1.02 (0.29–3.60)	0.975
July, 1986 and after	3/3 (100 %)	2/2 (100 %)	-	-