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Table 1 Socio-demographic characteristics and prevalence of HBsAg among women attending ANC in PHCs of Gamawa LGA, Bauchi State, Nigeria (N = 210)

From: Seroprevalence of hepatitis B virus among antenatal clinic attendees in Gamawa Local Government Area, Bauchi State, Nigeria

VariableHBsAg + veHBsAg-vePrevalence (95% CI)Total
Overall prevalence141966.7 (3.8–10.7)210
Age group (years)
 15–2471056.3 (2.8–12.0)112
 25–345746.3 (2.4–13.5)79
 ≥3521710.5 (1.8–30.6)19
Educational Level
 No formal/Qur’anic111726.0 (3.2–10.2)183
 Primary1156.2 (0.3–27.2)16
 Secondary2820.0 (3.5–52.0)10
 Tertiary010.0 (0–95)1
Occupation
 Farmer6836.7 (2.8–13.5)89
 Trader4576.6 (2.1–15.1)61
 Tailor2257.4 (1.3–22.4)27
 Housewife1195.0 (0.2–22.3)20
 Others1127.8 (0.4–32.5)13
Employment Status
 Employed101635.8 (3.0–10.1)173
 Unemployed4477.8 (2.5–17.8)51
Parity
 Primiparous6569.7 (4.0–19.0)62
 Multiparous81405.4 (2.5–10.0)148
Age at First Marriage
 < 18121746.5 (3.5–10.7)186
 ≥182228.3 (1.4–24.9)24
Number of sexual partners
 1101486.3 (3.3–11.0)158
 > 14487.7 (2.5–17.5)52