Table 3.

Knowledge of HPV Vaccination According to Residential Area among Women Aware of This Vaccine

Variables	Overall (n=575)		Urban (n=338)		Rural (n=237)		P- value
	n	%	n	%	n	%
HPV vaccination comprises three doses in Vietnam
True	96	16.7	91	26.9	5	2.1	<0.001
False	143	24.9	83	24.6	60	25.3
Unknown/No response	336	58.4	164	48.5	172	72.6
HPV vaccines should be given at the ages of 9-26 years
True	218	37.9	129	38.2	89	37.6	<0.001
False	159	27.7	113	33.4	46	19.4
Unknown/No response	198	34.4	96	28.4	102	43.0
Women who have been sexually active can receive HPV vaccination
True	263	45.7	154	45.6	109	46.0	<0.001
False	160	27.8	112	33.1	48	20.3
Unknown/No response	152	26.5	72	21.3	80	33.7
Presence of HPV should be tested before receiving vaccination for sexually active women*
True	210	79.9	126	81.8	84	77.1	0.13
False	34	12.9	21	13.6	13	11.9
Unknown/No response	19	7.2	7	4.6	12	11.0
Side effect of HPV vaccines
Point out at least one side effect	95	16.5	59	17.5	36	15.2	0.001
No side effects	98	17.0	73	21.6	25	10.6
Unknown/No response	382	66.5	206	60.9	176	74.2
Summary Score
Average score (mean, SD)	1.53	1.35	1.65	1.37	1.36	1.3	0.01
Good knowledge(n,%) (>=2/5 right answers)	286	49.7	180	53.3	106	44.7	0.04
Not good (n,%) (<2/5 right answers)	289	50.3	158	46.7	131	55.3

*, Among women who said that sexually active women can receive the HPV vaccine