Factors associated with risk sexual behaviours of HIV/STDs infection among university students in Henan, China: a cross-sectional study

Table 1 Comparison of characteristics of sexually active students among the sample of the respondents (N = 17,678)

Variables	Category	Ever had sexual intercourse		Frequency (%)	P
Variables	Category	Yes	No	Frequency (%)	P
Grade	Freshmen	383	6009	6.0	< 0.001
	Sophomore	535	5205	9.3
	Junior	400	3453	10.4
	Senior	284	1409	16.8
Gender	Male	1368	10,984	11.1	< 0.001
Gender	Female	234	5092	4.4	< 0.001
Ethnicity	Han	1449	15,185	8.7	< 0.001
Ethnicity	Minority	153	891	14.7	< 0.001
Marriage	Unmarried	1539	15,970	8.8	< 0.001
Marriage	Married	63	106	37.3	< 0.001
Monthly income	Under 1000	383	5774	6.2	< 0.001
	1000 ~ 2000	962	9534	9.2
	2001 ~ 3000	155	627	19.8
	Above 3000	102	141	42.0
Awareness of HIV knowledge
Insufficient		141	3259	4.1	< 0.001
Sufficient		1461	12,817	10.2	< 0.001
HIV testing
Yes		241	1502	13.8	< 0.001
No		1361	14,574	8.5	< 0.001
Utilization of HIV prevention services
Yes		900	8234	9.9	< 0.001
No		702	7842	8.2	< 0.001