Effect of peer education on knowledge, attitude, and practice of HPV infection prevention among college students

Characteristics of the study participants (N = 497)_

Variables	Pre peer education		Post peer education		Z	P
	n	Percentage (%)	n	Percentage (%)
Gender
Male	126	25.35	/
Female	371	74.65
Major
Medical	262	52.72	/
Non-medical	235	47.28
Whether heard of cervical cancer
Yes	454	91.35	497	100	6.557	0.000
No	43	8.65	0	0
Whether concern your own or female relatives’ risk of developing cervical cancer
Yes	207	58.35	297	59.76	5.738	0.000
No	290	41.65	200	40.24
Whether heard of HPV vaccine					15.716	0.000
Yes	250	49.70	497	100
No	247	50.30	0	0
Whether received cervical cancer/HPV prevention training					20	0.000
Yes	59	11.87	461	92.76
No	438	88.13	36	7.24
Whether received voluntarily vaccine					4.459	0.000
Yes	95	19.11	121	24.35
No	402	80.89	376	75.65
Whether relatives or friends received HPV vaccine					3.78	0.000
Yes	121	24.35	141	28.37
No	376	75.65	356	71.36
Whether yourself received HPV vaccine					2.828	0.005
Yes	14	2.82	26	5.23
No	483	97.18	471	94.77

Correlation analysis of knowledge, attitudes, and practices related to prevention of HPV infection among college students (N = 497)_

Variables	1	2	3	4	5	6
1. Knowledge score before peer education	1
2. Attitude score before peer education	0.163**	1
3. Practice score before peer education	0.153**	0.088*	1
4. Knowledge score after peer education	-0.051	-0.051	0.137**	1
5. Attitude score after peer education	-0.043	-0.042	-0.01	0.204**	1
6. Practice score after peer education	-0.127**	-0.007	-0.094*	0.184**	0.223**	1

Analysis of the correlation between knowledge, attitudes, and practices related to prevention of HPV infection among college students before and after peer education (N = 497) (χ ± SD)_

Variables	Before peer education	After peer education	t	P
Knowledge score	7.181 ± 1.595	8.875 ± 1.444	17.122	0.000
Medical major (n = 262)	7.317 ± 1.374	9.198 ± 1.339
Non-medical major (n = 235)	7.030 ± 1.801	8.515 ± 1.471
t	2.009	5.417
P	0.045	0.000
Attitude score	15.256 ± 2.655	15.815 ± 3.239	2.918	0.004
Medical major (n = 262)	15.302 ± 2.618	16.015 ± 3.149
Non-medical major (n = 235)	15.204 ± 2.700	15.591 ± 3.329
t	0.407	1.458
P	0.684	0.145
Practice score	19.161 ± 3.130	20.157 ± 3.148	5.254	0.000
Medical major (n = 262)	19.282 ± 3.019	20.225 ± 3.027
Non-medical major (n = 235)	19.026 ± 3.250	20.081 ± 3.281
t	0.913	0.510
P	0.361	0.610
Total score of knowledge, attitudes, and practice	41.598 ± 875	44.847 ± 5.532	9.796	0.000
Medical major (n = 262)	41.901 ± 4.779	45.439 ± 5.434
Non-medical major (n = 235)	41.260 ± 4.969	44.187 ± 5.578
t	1.466	2.532
P	0.143	0.012