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Table 2 Logistic regression analyses of factors associated with late HIV diagnosis in newly diagnosed people living with HIV/AIDS in Iran (1987–2016)

From: Identifying risk factors for late HIV diagnosis and survival analysis of people living with HIV/AIDS in Iran (1987–2016)

Variable Unadjusted Odds Ratio 95% CI p-value Adjusted Odds Ratio 95% CI p-value
Age (year)    < 0.001    < 0.001
 < 30 Reference    Reference   
 30–40 2.36 2.06–2.72   2.06 1.77–2.39  
 40–50 3.30 2.74–3.97   2.84 2.33–3.47  
 > 50 4.58 3.46–6.07   3.55 2.64–4.80  
Sex    < 0.001    0.001
 Female Reference    Reference   
 Male 1.50 1.32–1.71   1.38 1.15–1.67  
Marital Status    0.001    0.287
 Single Reference    Reference   
 Married 1.23 1.07–1.41   1.01 0.85–1.19  
 Divorce 1.37 1.11–1.69   1.09 0.87–1.37  
 Widow 1.47 1.12–1.92   1.25 0.91–1.72  
 Unknown 1.73 1.03–2.91   1.57 0.89–2.78  
Education    0.123    0.245
 Academic Reference    Reference   
 Illiterate 1.39 0.99–1.93   1.34 0.93–1.91  
 Primary School 1.25 0.95–1.63   1.56 0.87–1.55  
 Secondary School 1.06 0.82–1.38   1.01 0.74–1.30  
 High School 1.07 0.82–1.40   1.05 0.79–1.40  
 Unknown 1.18 0.88–1.57   1.14 0.83–1.55  
Transmission Way    < 0.001    < 0.001
 Mother to child Reference    Reference   
 Injecting drug users 3.64 2.45–5.41   2.20 1.42–3.41  
 Unprotected sexual 2.63 1.76–3.91   1.88 1.21–2.91  
 Blood transfusion 4.71 3.10–7.29   2.89 1.81–4.61  
 Unknown 8.42 2.22–31.96   3.97 0.99–15.83  
Year of HIV Diagnosis    < 0.001    < 0.001
 After 2011 Reference    Reference   
 Before 2006 0.52 0.43–0.63   0.44 0.35–0.54  
 2006–2011 1.13 0.98–1.29   1.15 0.99–1.33  
TB co-infection    < 0.001    < 0.001
 No Reference    Reference   
 Yes 2.02 1.53–2.68   2.06 1.52–2.78  
Job    0.902   
 Employed Reference     
 Unemployed 0.99 0.86–1.14   
 Unknown 1.03 0.88–1.20