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. 2013 Apr;29(4):673–680. doi: 10.1089/aid.2012.0272

Table 2.

Baseline Factors Associated with Not Using Condoms When Having Sex with Spouse or Cohabitant in the Past Year (Logistic Regression, N=685)

Factor Univariate OR (95% CI) Final model OR (95% CI) p
Source of samples
 Xinjiang 1.00 1.00  
 Guangxi 2.043 (1.384–3.017) 1.572 (0.980∼2.520) 0.060
 Chongqing 1.974 (1.363–2.861) 1.856 (1.178∼2.925) 0.008
Ages
 ≤24 1.000 1.00  
 25–35 3.448 (0.947–12.551) 3.137 (0.824∼11.950) 0.094
 ≥36 5.976 (1.682–21.235) 5.034 (1.344∼18.856) 0.016
Marital status
 Single 1.000 1.00  
 Married or cohabiting 2.129 (1.373–3.300) 1.684 (1.045–2.714) 0.032
 Divorced/separated/widowed 1.928 (0.961–3.870) 1.419 (0.669–3.009) 0.362
Education level
 Elementary school or below 1.000    
 Junior high school 1.178 (0.745–1.862)    
 Senior high school or above 0.604 (0.376–0.972)    
Employment status
 Not employed 1.000    
 Employed 0.669 (0.495–0.905)    
Age at first taking drugs
 ≤19 1.000 1.00  
 20–30 1.542 (1.101–2.159) 1.191 (0.802–1.768) 0.387
 ≥31 2.217 (1.355–3.627) 1.795 (1.021–3.156) 0.042
 Refused to answer 1.180 (0.564–2.468) 1.281 (0.553–2.965) 0.563
Received peer education on AIDS in the past year
 No 1.000    
 Yes 0.684 (0.476–0.984)    
Received any free condoms from authorities in the past year
 No 1.000 1.00  
 Yes 0.460 (0.316–0.669) 0.497 (0.321–0.770) 0.002
Received AIDS advice or testing from authorities in the past year
 No 1.000 1.00  
 Yes 1.662 (1.162–2.376) 1.952 (1.290–2.955) 0.002
Received educational materials on AIDS or STD in the past year
 No 1.000    
 Yes 0.702 (0.513–0.960)    

OR, odds ratio; CI, confidence interval.