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Table 3 Univariate and multivariate spatial logistic regression analyses of factors associated with HIV infection in adults aged 15–49 years in Burundi, 2010

From: Spatial analysis of HIV infection and associated individual characteristics in Burundi: indications for effective prevention

  Univariate Multivariate
  POR 95 % CrI p aPOR 95 % CrI p
Gender
 Men 1.00    1.00   
 Women 1.43 1.20–1.70 <0.001 1.36 1.13–1.64 0.001
Age group (years)
 15–19 1.00    1.00   
 20–24 1.59 1.06–2.37 0.024 1.19 0.77–1.85 0.425
 25–29 1.85 1.25–2.74 0.003 1.21 0.76–1.91 0.420
 30–34 2.44 1.67–3.57 <0.001 1.56 0.99–2.45 0.056
 35–39 2.96 2.04–4.28 <0.001 1.97 1.26–3.08 0.004
 40–44 2.99 2.04–4.38 <0.001 2.14 1.34–3.42 0.002
 45–49 3.06 2.09–4.50 <0.001 2.13 1.32–3.44 0.002
Level of education
 No formal education 1.00    1.00   
 Primary school or higher 1.15 0.95–1.38 0.141 1.50 1.22–1.84 <0.001
Marital status
 Single 1.00    1.00   
 Married 1.71 1.32–2.21 <0.001 0.91 0.61–1.34 0.622
 Cohabiting 2.56 1.97–3.32 <0.001 1.46 0.99–2.15 0.057
 Widowed 4.31 3.18–5.86 <0.001 1.86 1.23–2.80 0.004
 Divorced or separated 3.08 2.17–4.36 <0.001 1.56 1.04–2.36 0.033
Religion
 Catholic 1.00      
 Protestant 1.00 0.55–1.80 0.999    
 Muslim 1.85 0.99–3.44 0.052    
 Adventist 1.18 0.55–2.53 0.661    
 Jehovah’s Witnesses 1.94 0.79–4.80 0.150    
 Other 1.30 0.53–3.18 0.570    
 None 0.91 0.51–1.63 0.757    
Wealth index
 Richest 1.98 1.67–2.35 <0.001 2.11 1.77–2.51 <0.001
 Others 1.00    1.00   
Sexual activity
 Never had sex 1.00    1.00   
 Active in the 4 last weeks 2.68 1.86–3.85 <0.001 1.76 1.04–2.96 0.034
 Not active in the 4 last weeks 3.50 2.42–5.06 <0.001 2.10 1.32–3.35 0.002
Number of extramarital sex partners in the last 12 months
 0 1.00      
 1 1.13 0.78–1.62 0.515    
  ≥ 2 1.76 0.98–3.15 0.057    
Sexually transmitted infections in the last 12 months
 No 1.00    1.00   
 Yes 2.55 1.98–3.30 <0.001 2.03 1.56–2.64 <0.001
  1. POR posterior odds ratio, CrI credible interval