Hepatitis B vaccination coverage, knowledge and sociodemographic determinants of uptake in high risk public safety workers in Kaduna State, Nigeria: a cross sectional survey

Objectives: To estimate hepatitis B vaccination (HBVc) coverage, and knowledge and socio-demographic determinants of full-dose uptake in Federal Road Safety Corps (FRSC) members, Kaduna State, Nigeria in order to inform relevant targeted vaccination policies. Design: A cross-sectional survey of FRSC members, Kaduna Sector Command. Settings: Six randomly-selected Unit Commands under Kaduna Sector Command, Kaduna State, Nigeria. Participants: Pilot-tested structured self-administered questionnaire was administered to 341 participants aged 18 years and above with ≥6 months of service between 17th June and 22nd July, 2015. Excluded were FRSC members in Road Safety (RS) 1 Zonal Command headquarters as the Zonal Command includes other States beyond the study scope. Primary Outcome: HBVc status of participants categorized as ‘not vaccinated’ for uptake of <3 doses and ‘vaccinated’ for uptake of ≥3 doses. Analysis: Descriptive analysis estimated HBVc coverage while logistic regression ascert...