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

Table 3 Comparisons of demographics variables associated with level of HIV-related knowledge among the study participants (n = 1602)

Variables	Category	Score (M ± SD)	T or F	P
Gender	Male	7.63 ± 1.60	4.044	< 0.001
Gender	Female	7.14 ± 2.26	4.044	< 0.001
Grade	Freshmen	7.45 ± 1.75	3.969	0.008
	Sophomore	7.51 ± 1.75
	Junior	7.81 ± 1.39
	Senior	7.45 ± 2.01
Ethnicity	Han	7.62 ± 1.64	4.550	< 0.001
Ethnicity	Minority	6.96 ± 2.30	4.550	< 0.001
Marriage	Unmarried	7.67 ± 1.55	13.218	< 0.001
Marriage	married	4.89 ± 3.04	13.218	< 0.001
Monthly income	Under 1000	7.47 ± 1.72	24.757	< 0.001
	1000 ~	7.72 ± 1.49
	2000 ~	7.67 ± 1.78
	Above 3000	6.23 ± 2.81
Sexual orientation	Heterosexual	7.72 ± 1.50	51.513	< 0.001
	Homosexual	6.81 ± 2.33
	Bisexual	6.28 ± 2.69

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