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Table 4 Factors associated with the use of HIV prevention services in universities

From: Sexual attitudes, sexual behaviors, and use of HIV prevention services among male undergraduate students in Hunan, China: a cross-sectional survey

Variable

Category

Univariate logistic regression

Multivariate Logistic regression

OR (95% CI)

p

OR (95% CI)

p

Age

Per advanced year

0.71 (0.65, 0.77)

< 0.001

0.77 (0.70, 0.86)

< 0.001

Field of study

Nonmedical

Ref

   
 

Medical

1.33 (0.75, 2.38)

0.333

–

 

Living with sexual partner

No

Ref

   
 

Yes

0.72 (0.38, 1.34)

0.296

–

 

Ethnicity

Han

1.12 (0.70, 1.81)

0.633

–

 
 

Others

Ref

   

Grade

Per advanced grade

0.68 (0.61, 0.76)

< 0.001

0.80 (0.70, 0.91)

0.001

Area of residence

Urban

Ref

   
 

Rural

0.79 (0.63, 1.01)

0.076

NS

 

Sexual orientation

  

0.997

  
 

Heterosexual

1.01 (0.71, 1.47)

 

–

 
 

Homosexual

1.00 (0.55, 1.81)

 

–

 
 

Bisexual

0.84 (0.47, 1.53)

 

–

 
 

Unclear

Ref

   

Cigarette smoking

Yes

0.71 (0.54, 0.95)

0.021

NS

 
 

No

Ref

   

Alcohol drinking

Yes

0.69 (0.53, 0.89)

0.005

0.71 (0.55, 0.93)

0.012

 

No

Ref

   

HIV knowledge

Insufficient

Ref

   
 

Sufficient

1.4 (1.09, 1.87)

0.011

NS

 

Attitude towards sex

Multiple sexual partners

1.07 (0.76, 1.49)

0.697

  
 

Selling sex

0.77 (0.57, 1.05)

0.100

  
 

Extramarital sex

1.10 (0.77, 1.58)

0.597

  
 

Paid sex

0.68 (0.52, 0.89)

0.005

0.72 (0.54, 0.95)

0.021

 

One-night stand

0.82 (0.64, 1.07)

0.144

  
 

Homosexual behaviour

0.77 (0.61, 0.98)

0.033

NS

 
 

Premarital sex

0.92 (0.69, 1.23)

0.568

  
  1. Ref reference, OR odds ratio, CI confidence interval, NS not significant in the multivariate analysis, — variables were not included in the multivariate analysis