Table 3. Prevalence of vaccine-induced anti-HBs antibody among study population by residence and vaccination status against hepatitis B.

HB vaccination status	Total (n=1,145)	Urban (n=626)			Rural Soums (n=519)
		Metropolitan	Province centers	Subtotal
Complete	67/422 (15.9)	16/85 (18.8)	11/68 (16.2)	27/153 (17.6)	40/269 (14.9)
Incomplete	41/271 (15.1)	5/37 (13.5)	5/52 (9.6)	10/89 (11.2)	31/182 (17.0)
Not vaccinated	1/9 (11.1)	0/3 —	0/2 —	0/5 —	1/4 (25.0)
Unknown	86/443 (19.4)	64/308 (20.8)	14/71 (19.7)	78/379 (20.6)	8/64 (12.5)
Total	195/1145 (17.0)	85/433 (19.6)	30/193 (15.5)	115/626 (18.4)	80/519 (15.4)

Variables are shown as number and proportion, n (%).