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Table 4 Multivariable analysis of possible risk factors for current HBV infection

From: Prevalence and associated knowledge of hepatitis B infection among healthcare workers in Freetown, Sierra Leone

Variables Category Frequency OR 95% CI for OR P Value
Age ≥39y 6/112 0.337 0.116–0.980 0.046*
<39y 15/99
Gender Male 10/108 1.304 0.471–3.609 0.609
Female 11/103
Working experience ≥9y 13/113 1.334 0.502–3.547 0.563
<9y 8/98
Education background Low 6/39 0.401 0.104–1.547 0.185
Mid 14/166
High 1/6
Occupation Doctors 1/7 2.114 0.496–9.018 0.312
Nurses 17/169
Others 3/35
Vaccination Yes 1/37 0.291 0.036–2.383 0.250
No 20/174
Sharps injury Never 14/110 0.692 0.391–1.225 0.207
Once 2/36
More than once 5/65
  1. *Statistically significant at P < 0.05