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Table 4 Risk factors of HBV in 801 students in Bangui (univariate analysis)

From: The prevalence of hepatitis B virus markers in a cohort of students in Bangui, Central African Republic

Variable n %HBV+ Odds Ratio 95% CI
Parents     
One or two are dead 196 49.5 1.47 1.05-2.06
Both are alive 605 40 1  
Education     
Public High School 336 55.7 1  
Private High School 239 31 2.80 1.95-4.03
University 226 34.5 2.38 1.66-3.43
HBV Familial antecedent     
Yes 100 56 1.80 1.21-2.93
No 701 40.4 1  
Marital Status     
Single 701 42.4 0.99 0.63-1.64
Married 100 42 1  
Tattooing     
Yes 27 42.4 1.00 0.43-2.83
No 774 40.7 1  
Dental Surgery     
Yes 185 38.4 1.24 0.87-1.76
No 616 43.5 1  
Surgery     
Yes 76 32.9 0.16 0.11-0.22
No 725 43.3 1  
Body piercing     
Yes 564 40.6 1.27 0.92-1.74
No 237 46.4 1  
Blood Transfusion     
Yes 33 39.4 1.13 0.53-2.45
No 768 42.4 1  
Alcohol Use     
Yes 372 43.5 0.91 0.68-1.22
No 429 41.3 1  
Injecting Drug Use     
Yes 8 37.5 NA -
No 793 42.4   
Use of Condoms     
Yes 454 39.6 1  
No 177 52.5 1.69 1.17-2.43
Sexual experience     
Yes 631 43.7 1.76 0.53-1.09
No 170 37.1 1  
Years since first intercourse     
≤ 1 126 44.4 1  
2 - 3 177 48 0.87 0.53-1.41
> 3 321 40.5 1.18 0.76-1.82
Number of sexual Partner     
One (1) partner     
(Male) 94 47.9 1.02 0.58-1.81
(Female) 126 48.4 1  
Two (2) or more partner     
(Male) 312 38.2 1,87 1.15-3.03
(Female) 99 53.3 1  
  1. *NA = Not Applicable because number (n) is very low