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Table 3 Risk factors for genital HPV infection

From: Low concordance of oral and genital HPV infection among male patients with sexually transmitted infections in Vietnam

Factors Infections/cases Unadjusted OR (95%CI) P Adjusted OR (95% CI) P
Age
 Older age 58/198 1.03 (1.01–1.06) 0.02 1.05 (1.01–1.08) 0.01
Marital status
 No 23/75 1   1  
 Yes 35/123 0.90 (0.48–1.69) 0.74 0.55 (0.25–1.21) 0.14
Occupation
 Unstable or no job 16/53 1    
 Blue collar 11/47 0.71 (0.29–1.73) 0.45
 White collar 31/98 1.07 (0.52–2.21) 0.86
Education
 < College 17/84 1   1  
 ≥ College 41/114 2.21 (1.15–4.26) 0.02 2.17 (1.08–4.35) 0.03
Smoking
 No 39/123 1    
 Yes 19/75 0.73 (0.38–1.39) 0.34
Alcohol consumption
 No 5/24 1    
 Yes 53/174 1.66 (0.59–4.69) 0.34
Family member with cancer
 No 53/175 1    
 Yes 5/23 0.64 (0.23–1.81) 0.40
STI knowledge
 Yes 5/10 1   1  
 No 53/188 2.55 (0.71–9.16) 0.15 4.21 (1.08–16.42) 0.04
Circumcision
 No 41/139 1    
 Yes 17/59 0.97 (0.50–1.90) 0.92
Age at sexual debut
 Older age 58/198 1.03 (0.93–1.13) 0.58
Total number of sexual partners
 Higher number 58/198 1.00 (0.99–1.02) 0.68
Number of sexual partners in last 6 months
 Higher number 58/198 0.98 (0.93–1.05) 0.60
Female sex worker as a sexual partner in last 6 months
 No 46/164 1    
 Yes 12/34 1.40 (0.64–3.06) 0.40
Condom usage
 Rarely or Never 10/48 1    
 Sometimes 34/104 1.85 (0.82–4.14) 0.14
 Everytime 14/46 1.66 (0.65–4.25) 0.29
STI history
 No 17/66 1    
 Yes 41/132 1.30 (0.67–2.52) 0.44
Urethritis
 No 8/27 1    
 Yes 50/171 0.98 (0.40–2.39) 0.97
Oral sex
 No 38/126 1    
 Yes 20/72 0.89 (0.47–1.69) 0.72
  1. STI sexually transmitted infection, OR odds ratio, CI confidence interval, Dash (-) indicates not included in the last step of the stepwise binary logistic regression analysis