Table 4 Risk factors: Results from a logistic regression model for current hepatitis B virus infection
Variables | Current Hepatitis B virus infection | |||
|---|---|---|---|---|
| Â | Unadjusted OR [95% CI] | P-value | Adjusted OR [95% CI] | P-value |
Gender(Ref = Male) | Â | Â | Â | Â |
   Female | 0.81[0.36-1.84] | 0.620 | 1.09[0.29-4.11] | 0.903 |
Age (Ref = 20-29 years) | Â | Â | Â | Â |
   30-39 years | 1.60[0.56-4.54] | 0.377 | 2.84[0.74-10.85] | 0.127 |
   40+ years | 1.24[0.40-3.86] | 0.705 | 3.63[0.47-27.97] | 0.215 |
Religion(Ref = Catholics) | Â | Â | Â | Â |
   Protestants | 0.88[0.39-1.98] | 0.752 | 0.74[0.30-1.87] | 0.530 |
   Moslems | 0.62[0.13-2.98] | 0.549 | 0.29[0.05-1.85] | 0.193 |
   Other Christians | 0.10[0.01-0.79] | 0.029 | 0.07[0.01-0.61] | 0.017 |
Marital status(Ref = Single) | Â | Â | Â | Â |
   Married | 1.43[0.61-3.38] | 0.409 | 1.39[0.49-3.96] | 0.539 |
   Separated/widow | 2.07[0.51-8.45] | 0.310 | 1.29[0.20-8.43] | 0.788 |
Years in service(Ref = < 10 years) | Â | Â | Â | Â |
   10-19 years | 0.94[0.40-2.21] | 0.893 | 0.25[0.07-0.93] | 0.039 |
   20+ years | 0.72[0.27-1.95] | 0.522 | 0.13[0.02-0.99] | 0.048 |
Cadre(Ref = Doctors) | Â | Â | Â | Â |
   Clinical/dental Officer | 3.27[0.62-7.39] | 0.164 | 4.51[0.59-34.65] | 0.147 |
   Nurse | 1.77[0.49-6.41] | 0.383 | 2.69[0.51-14.13] | 0.242 |
   Midwife | 1.00[0.10-10.07] | 1.000 | 2.09[0.13-33.42] | 0.602 |
   Laboratory technician | 5.33[1.09-5.99] | 0.038 | 12.23[1.85-81.08] | 0.009 |
   Nursing assistant | 8.47[1.92-7.33] | 0.005 | 17.78[2.17-45.87] | 0.007 |
Changed department (Ref = Yes) | Â | Â | Â | Â |
   No | 0.77[0.36-1.64] | 0.495 | 0.59[0.21-1.62] | 0.307 |
Needle stick injury(Ref = Yes) | Â | Â | Â | Â |
   No | 1.63[0.76-3.48] | 0.206 | 1.76[0.68-4.51] | 0.242 |
Cut injury(Ref = Yes) | Â | Â | Â | Â |
   No | 0.68[0.30-1.54] | 0.353 | 0.60[0.21-1.66] | 0.324 |
Mucocutaneous exposure(Ref = Yes) | Â | Â | Â | Â |
   No | 1.17[0.54-2.54] | 0.692 | 0.64[0.24-1.70] | 0.369 |
Use gloves (Ref = Always) | Â | Â | Â | Â |
   Some times | 0.82[0.38-1.75] | 0.599 | 0.89[0.37-2.16] | 0.795 |
Vaccinated (Ref = Yes) | Â | Â | Â | Â |
   No | 1.68[0.22-3.03] | 0.620 | 0.42[0.04-4.22] | 0.461 |
Disinfection (Ref = Adequate) | Â | Â | Â | Â |
   Not adequate | 0.56[0.25-1.29] | 0.174 | 0.65[0.25-1.72] | 0.390 |
   Don't know | 0.54[0.14-2.08] | 0.370 | 0.61[0.13-2.75] | 0.518 |
Surgical operation (Ref = Yes) | Â | Â | Â | Â |
   No | 0.74[0.35-1.58] | 0.437 | 0.53[0.21-1.32] | 0.173 |
Blood transfusion (Ref = Yes) | Â | Â | Â | Â |
   No | 1.10[0.25-4.91] | 0.899 | 1.31[0.22-7.59] | 0.767 |
Risk perception (Ref = Low) | Â | Â | Â | Â |
   Moderate | 1.22[0.36-4.16] | 0.756 | 0.73[0.17-3.12] | 0.674 |
   High | 1.05[0.34-3.25] | 0.938 | 0.69[0.18-2.66] | 0.585 |
Trained in infection prevention(Ref = Yes) | Â | Â | Â | Â |
   No | 0.89[0.41-1.94] | 0.772 | 0.75[0.30-1.88] | 0.533 |
Body scarification(Ref = Yes) | Â | Â | Â | Â |
   No | 0.94[0.44-2.02] | 0.880 | 1.03[0.39-2.69] | 0.951 |