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Table 3 Factors associated with HIV and syphilis co-infection among FSWs in Rwanda, 2015

From: Syphilis and HIV prevalence and associated factors to their co-infection, hepatitis B and hepatitis C viruses prevalence among female sex workers in Rwanda

Characteristics Bivariable Multivariable
OR 95% CI p-value aORa 95% CI p-value
Age group
 15–24 years 1.00    1.00   
  ≥ 25 years 2.09 1.68–2.56 0.00 1.82 1.33–2.50 0.00
Marital status
 Never married 1.00    1.00   
 Ever married 1.32 1.08–1.63 0.01 1.01 0.78–1.32 0.09
Education
 None/primary 1.00    1.00   
 Secondary and higher 0.50 0.36–0.66 0.00 0.50 0.36–0.69 0.00
Occupation
 Sex work with additional occupation 1.00      
 Sex work only 1.08 0.87–1.34 0.50    
Duration of sex work
  < 5 years 1.00    1.00   
  ≥ 5 years 1.82 1.49–2.40 0.00 1.22 0.92–1.61 0.39
Having children
 Doesn’t 1.00    1.00   
 Had children 1.32 1.01–1.72 0.04 1.03 0.73–1.46 0.85
Recruitment based
 Venue based 1.00      
 Street based 1.00 0.81–1.25 0.97    
Consistent condom use in the last 30 days
 Consistent 1.00      
 Not consistent 1.00 0.82–1.33 1.00    
Drunk alcohol every day in the last 4 weeks
 Drunk alcohol 1.00      
 Didn’t drink alcohol 0.88 0.71–1.08 0.23    
HIV Comprehensive knowledgeb
 Had not 1.00      
 Had 1.06 0.86–1.31 0.58    
Had genital sore in last 12 months
 Had not 1.00    1.00   
 Had 1.32 1.08–1.63 0.01 1.34 1.05–1.71 0.02
Anal sex
 Had not 1.00      
 Had 1.00 0.69–1.44 0.99    
HBV positive test
 Negative 1.00    1.00   
 Positive 2.13 1.21–3.75 0.01 2.09 1.08–4.06 0.03
HCV positive test
 Negative 1.00      
 Positive 1.26 0.57–2.80 0.57    
  1. aOR = Adjusted odds ratio
  2. bHIV Comprehensive knowledge was defined as knowing HIV prevention methods and rejecting misconception of HIV transmission
  3. Only significant values (p-value) are in bold