Table 5 Multivariate regression models predicting odds of risky sexual behaviours among youth

Unadjusted

Adjusted

Unadjusted

Adjusted

Unadjusted

Adjusted

Unadjusted

Adjusted

 Yoruba

 Igbo

1.16 (0.89–1.49)

1.31 (0.70–2.44)

1.25 (0.96–1.63)

0.75 (0.43–1.32)

0.95 (0.60–1.49)

0.82 (0.35–1.88)

1.0 (0.49–2.03)

0.29 (0.05–1.49)

 Hausa/Fulani

0.02*** (0.01–0.03)

0.49 (0.21–1.12)

0.01***(0.01–0.02)

0.07*** (0.03–0.15)

0.18*** (0.10–0.32)

1.39 (0.54–3.55)

0.07 *** (0.04–0.14)

0.65 (0.14–2.93)

 Others

0.48*** (0.39–0.59)

0.96 (0.60–1.53)

0.93 (0.76–1.13)

0.81 (0.55–1.20)

0.45*** (0.32–0.62)

0.82 (0.43–1.56)

0.72 (0.42–1.20)

1.08 (0.26–4.37)

 15–17

 18–19

1.81*** (1.37–2.39)

1.58*** (1.15–2.19)

1.09 (0.89–1.32)

0.40*** (0.29–0.54)

1.15 (0.67–1.99)

0.93 (0.51–1.71)

1.13 (0.38–3.33)

5.43*** (1.56–18.92)

 22–24

1.56*** (1.22–1.99)

1.44** (1.06–1.96)

0.51*** (0.43–0.61)

0.11*** (0.09–0.15)

1.32 (0.82–2.11)

1.27 (0.74–2.20)

0.29*** (0.13–0.64)

3.32** (1.15–9.55)

 Catholic

 Other Christian

0.90 (0.72–1.12)

0.91 (0.67–1.24)

1.16 (0.95–1.43)

0.86 (0.65–1.14)

1.1 (0.72–1.42)

0.86 (0.56–1.30)

1.33 (0.81–2.19)

1.07 (0.51–2.24)

 Muslim

0.13*** (0.10–0.17)

0.69 (0.45–1.06)

0.10*** (0.07–0.12)

0.51*** (0.35–0.73)

0.70 (0.48–1.01)

0.78 (0.48–1.29)

0.41*** (0.25–0.67)

0.78 (0.26–2.29)

 Other

0.33** (0.13–0.83)

2.15 (0.66–6.96)

0.16*** (0.07–0.35)

0.56 (0.23–1.33)

0.38 (0.12–1.16)

0.43 (0.15–1.26)

0.46 (0.13–1.61)

0.81 (0.17–3.75)

 South West

 North Central

0.09*** (0.06–0.12)

0.64 (0.35–1.18)

0.13*** (0.10–0.17)

0.59** (0.37–0.94)

0.19*** (0.12–0.30)

0.37* (0.17–0.78)

0.30*** (0.18–0.51)

0.54 (0.16–1.85)

 North East

0.07*** (0.05–0.11)

0.57 (0.28–1.16)

0.06*** (0.04–0.09)

0.67 (0.37–1.21)

0.26*** (0.13–0.52)

0.72 (0.23–2.16)

0.14*** (0.07–0.27)

0.41 (0.11–1.56)

 North West

1.03 (0.78–1.37)

0.82 (0.42–1.56)

1.12 (0.84–1.48)

0.91 (0.50–1.67)

0.97 (0.60–1.57)

0.96 (0.38–2.37)

0.95 (0.47–1.90)

1.64 (0.39–6.77)

 South East

0.72*** (0.59–0.90)

0.66* (0.41–1.06)

2.03*** (1.65–2.50)

1.69*** (1.14–2.50)

0.63** (0.44–0.88)

0.69 (0.3501.34)

1.57 (0.93–2.66)

0.57 (0.17–1.86)

 South South

0.31*** (0.23–0.41)

0.66 (0.41–1.08)

0.50*** (0.39–0.64)

0.77 (0.52–1.14)

0.54*** (0.38–0.77)

0.90 (0.48–1.72)

0.68 (0.41–1.13)

0.78 (0.24–2.55)

 Urban

 Rural

0.27*** (0.23–0.32)

0.68*** (0.54–0.86)

0.49*** (0.42–0.56)

0.76** (0.61–0.94)

0.39*** (0.30–0.50)

0.72* (0.53–0.99)

0.57*** (0.41–0.79)

1.43 (0.68–3.00)

 No education

 Primary education

6.29*** (3.75–10.54

1.30 (0.72–2.33)

10.37*** (7.31–17.71

2.70*** (1.76–4.13)

6.65***(2.39–18.49)

1.74 (0.58–5.18)

8.06*** (4.39–14.80)

2.96* (1.04–8.38)

 Secondary and higher

36.84*** (23.67–57.34)

2.77*** (1.61–4.74)

45.74*** (33.38–62.66)

8.77*** (5.81–13.22)

18.98*** (7.33–49.11)

2.87* (1.02–8.07)

19.92*** (12.08–32.86)

2.77 (0.98–7.86)

 Unemployed

 Employed

1.06 (0.90–1.26)

1.28** (1.03–1.58)

0.77*** (0.67–0.87)

0.68 (0.57–0.82)

0.62*** (0.49–0.80)

1.13 (0.84–1.52)

0.10*** (0.06–0.17)

0.47 (0.22–1.03)

 Poor

 Middle

2.92*** (2.19–3.88)

1.20 (0.86–1.68)

2.58*** (2.15–3.10)

1.02 (0.77–1.34)

2.53*** (1.75–3.66)

1.75***(1.16–2.63)

2.07*** (1.36–3.12)

0.63 (0.29–1.34)

 Rich

7.05*** (5.54–8.98)

1.70*** (1.23–2.35)

4.43*** (3.78–5.19)

1.01 (0.76–1.33)

5.00*** (3.64–6.87)

2.45***(1.63–3.69)

3.47*** (2.46–4.91)

0.82 (0.36–1.83)

 Low

 High

2.12** (1.16–3.89)

0.86 (0.49–1.51)

3.08*** (1.94–4.86)

2.38*** (1.38–4.03)

3.69 (0.57–23.94)

1.35 (0.16–11.36)

4.71** (1.28–17.39)

1.10 (0.23–5.31)

 Never married

 Married

0.04*** (0.03–0.06)

0.15*** (0.08–0.29)

0.09*** (0.05–0.14)

0.22***(0.11–0.44)

 Other

0.2*** (0.13–0.30)

0.29*** (0.15–0.58)

0.39** (0.19–0.80)

0.58 (0.25–1.36)

 No

 Yes

2.24*** (1.88–2.66)

1.17 (0.94–1.45)

1.86*** (1.63–2.12)

1.06 (0.88–1.29)

1.94*** (1.51–2.50)

1.58***(1.18–2.13)

1.66*** (1.22–2.25)

1.19 (0.65–2.17)

 Male

0.97 (0.77–1.22)

7.66*** (6.38–9.18)

4.51*** (3.58–5.68)

1.30 (0.94–1.80)

1.03 (0.71–1.49)

7.46*** (3.57–15.56)

3.23** (1.23–8.44)

 Female

2.97*** (2.44–3.60)

debut

 10–19 Adolescents

 20–24 Young Adults

2.17*** (1.66–2.83)

1.63*** (1.30–2.05)

1.04 (0.76–1.43)

0.47*** (0.32–0.68)

 No

 Yes

16.11*** (12.92–20.09)

7.9***6(6.11–10.38)

9.36*** (6.00–14.61)

2.73***(1.43–5.20)