Knowledge, awareness, and correlates of HPV vaccine acceptability among male junior high school students in Zhejiang Province, China

Figures & data

Table 1. Demographic characteristics of male junior high school students aware of the HPV vaccine.

Variable	Number(N = 618)	Percentage(%)
Year
One	213	34.5
Two	204	33.0
Three	201	32.5
Only one child in the family
Yes	253	40.9
No	365	59.1
Living area
Rural	417	67.5
Town	201	32.5
Mother’s education
Junior high school and below	295	47.7
Senior high school and above	304	49.2
Don’t know	19	3.1
Father’s education
Junior high school and below	287	46.4
Senior high school and above	317	51.3
Don’t know	14	2.3
Family’s economic status
High income	33	5.3
Middle income	531	85.9
Low income	54	8.7

Table 2. Top reason for not wanting to be HPV vaccinated among male junior high school students aware of HPVvaccinse.

Category	Number（N = 186）	Percentage（%）
Not very knowledgeable about vaccines	51	27.4
Worried about the preventive effect of the vaccine	17	9.2
Worried about the dverse reactions to vaccines	20	10.8
Excessive price of the vaccine	25	13.4
Not going to get sick	45	24.2
Others	28	15.1

Table 3. Bivariate analysis for correlates of HPV vaccine willingness among junior high school boys aware of HPV Vaccine.

Variable	Total		Unwilling	Willing	χ^2 Value			P Value
	N = 618%)		N = 186%)	N = 432%)
Having heard of anyone getting cancer
Not having heard	293(47.4)	103(55.4)		190(44.0)	6.771			.009
Having heard	325(52.6)	83(44.6)		242(56.0)
Having heard of cervical cancer
Not having heard	120(19.4)	47(25.3)		73(16.9)	5.822			.016
Having heard	498(80.6)	139(74.7)		359(83.1)
HPV general knowledge measure
0	217(35.1)	77(41.4)		140(32.4)	13.825			.001
1–4	163(26.4)	58(31.2)		105(24.3)
5–6	238(38.5)	51(27.4)		187(43.3)
HPV infection consequences measure
0	245(39.6)	93（50.0）		152（35.2）	12.358			.002
1–5	149(24.1)	40（21.5）		109（25.2）
6–7	224(36.2)	53（28.5）		171（39.6）
HPV vaccine preventive effect measure
0	128(20.7)	93(50.0)		35(8.1)	150.447			<.001
1	95(15.4)	30(16.1)		65(15.0)
2	144(23.3)	30(16.1)		114(26.4)
3	251(40.6)	33(17.7)		218(50.5)
HPV vaccine is already available in China
Incorrect/Unknown	163(26.4)	104(55.9)		59(13.7)	119.557			<.001
Correct	455(73.6)	82(44.1)		373(86.3)
Men need HPV vaccination too
Incorrect/Unknown	364(58.9)	149(80.1)		215(49.8)	49.437			<.001
Correct	254(41.1)	37(19.9)		217(50.2)
Has anyone around been vaccinated against HPV
No/Unknown	241(39.0)	126(67.7)		115(26.6)	92.420			<.001
Yes	377(61.0)	60(32.3）		317(73.4)
Possibility of HPV infection
Impossible/Unknown	414(67.0)	148(79.6)		266(61.6)	19.041			<.001
Possible	204(33.0)	38(20.4)		166(38.4)
Being worried about cervical cancer in partner
Not/Unknown	395(63.9)	146(78.5)		249(57.6)	19.041			<.001
Yes	223(36.1)	40(21.5)		183(42.4)
Whether the school provides health education related to HPV prevention and HPV vaccine
No	154(24.9)	63(33.9)		91(21.1)		11.397		.001
Yes	464(75.1)	123(66.1)		341(78.9)
The need for health education about HPV prevention and HPV vaccine in schools
No	64(10.4)	35(18.8)		29(6.7)			81.942	<.001
Yes	554(89.6)	151(81.2)		403(93.3)

Table 4. Multivariate analysis of HPV vaccination willingness among junior high school boys who are aware of HPV vaccine.

	Adjusted OR（95%CI）	P Value
Having heard of anyone getting cancer
Not having heard	1
Having heard	1.92(1.22–3.04)	0.005
Men need HPV vaccination too
Know	1	0.014
Don’t know	1.84(1.13–3.01)
Has anyone around been vaccinated against HPV
No	1
Yes	2.05(1.31–3.23)	0.002
Being worried about cervical cancer in partner
Not/unclear	1
Yes	2.76(1.65–4.62)	<0.001
HPV infection consequences measure
0	1
1–5	1.22(0.71–2.11)	0.467
6–7	2.12(1.17–3.81)	0.013
HPV vaccine preventive effect measure#
0	1
1	1.34(0.65–2.75)	0.431
2	2.01(1.00–4.04)	0.050
3	2.68(1.31–5.47)	0.007

#Multivariate analysis after removal of the “HPV infection consequences measure.”

Data availability statement

All of the data and materials that support the findings of this study are available from the corresponding author upon reasonable request.