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Table 4 Survey-weighted multivariable logistic regression analysis to determine factors associated with HIV/AIDS knowledge level over years using the Multiple Indicator Cluster Surveys 2007, 2011, and 2016–2017 among women 15–49 years in Nigeria

From: Trends of HIV/AIDS knowledge and attitudes among Nigerian women between 2007 and 2017 using Multiple Indicator Cluster Survey data

Variable 2007 2011 2017
uOR
(95% CI)
aOR
(95% CI)
uOR
(95% CI)
aOR
(95% CI)
uOR
(95% CI)
aOR
(95% CI)
Age group
 15–19 Ref Ref Ref Ref Ref Ref
 20–24 1.27 (1.11;1.45)** 1.34 (1.16;1.55)*** 1.14 (1.01;1.28)* 1.25 (1.12;1.40)*** 1.10 (0.97;1.24) 1.03 (0.89;1.19)
 25–29 1.21 (1.06;1.39)** 1.34 (1.15;1.57)*** 1.26 (1.11;1.43)*** 1.32 (1.14;1.52)*** 1.13 (1.00;1.28)* 1.07 (0.91;1.26)
 30–34 1.13 (0.98;1.29) 1.31 (1.10;1.56)** 1.29 (1.15;1.46)*** 1.43 (1.22;1.67)*** 1.10 (0.97;1.24) 0.99 (0.84;1.17)
 35–39 1.16 (1.01;1.34)* 1.45 (1.22;1.73)*** 1.26 (1.12;1.43)*** 1.37 (1.17;1.60)*** 1.13 (0.99;1.28) 1.11 (0.93;1.33)
 40–44 0.85 (0.74;0.99)* 1.15 (0.95;1.38) 1.13 (0.98;1.29) 1.41 (1.19;1.68)*** 1.15 (1.00;1.32) 1.28 (1.06;1.55)*
 45–49 0.98 (0.84;1.15) 1.42 (1.15;1.76)** 1.12 (0.97;1.30) 1.50 (1.25;1.80)*** 0.96 (0.82;1.11) 1.08 (0.89;1.31)
Marital status
 Currently married Ref Ref Ref Ref Ref Ref
 Formerly married 0.89 (0.75;1.06) 0.99 (0.82;1.19) 1.05 (0.89;1.23) 0.94 (0.78;1.13) 1.35 (1.15;1.60)*** 1.30 (1.08;1.57)***
 Never married 1.16 (1.05;1.28)** 1.13 (0.97;1.30) 1.14 (1.04;1.26)** 1.08 (0.93;1.25) 1.21 (1.10;1.33)*** 1.43 (1.25;1.64)***
Educational level*
 None Ref Ref Ref Ref Ref Ref
 Non-formal 1.19 (1.06;1.34)** 1.39 (1.21;1.60)*** 1.19 (1.04;1.37)* 1.08 (0.92;1.26)
 Primary 1.92 (1.72;2.15)*** 2.01 (1.73;2.34)*** 1.57 (1.37;1.79)*** 1.37 (1.18;1.58)*** 1.61 (1.40;1.85)*** 1.24 (1.06;1.45)**
 Secondary and above 1.56 (1.06;2.30)* 1.22 (0.83;1.80) 2.73 (2.39;3.11)*** 2.05 (1.76;2.38)*** 3.68 (3.09;4.38)*** 2.01 (1.64;2.46)***
 Higher 1.13 (0.94;1.36) 1.06 (0.87;1.31)
Wealth Index
 Poorest Ref Ref Ref Ref Ref Ref
 Second 1.23 (1.05;1.45)* 1.12 (0.96;1.32) 1.47 (1.27;1.70)*** 1.32 (1.11;1.59)** 1.10 (0.95;1.29) 1.02 (0.88;1.19)
 Middle 1.59 (1.33;1.91)*** 1.41 (1.18;1.68)*** 2.29 (1.98;2.64)*** 1.71 (1.40;2.08)*** 1.35 (1.13;1.62)** 1.07 (0.88;1.30)
 Fourth 1.69 (1.41;2.02)*** 1.43 (1.18;1.74)*** 2.90 (2.48;3.39)*** 1.74 (1.40;2.18)*** 1.65 (1.40;1.95)*** 1.03 (0.84;1.26)
 Richest 2.61 (2.16;3.15)*** 1.95 (1.56;2.43)*** 3.94 (3.38;4.59)*** 1.99 (1.60;2.46)*** 2.68 (2.28;3.15)*** 1.31 (1.06;1.63)*
Area
 Rural Ref Ref Ref Ref Ref Ref
 Urban 1.56 (1.37;1.77)*** 1.09 (0.93;1.27) 1.79 (1.57;2.03)*** 1.20 (0.99;1.45) 1.91 (1.70;2.15)*** 1.40 (1.21;1.61)***
Zone
 North Central Ref Ref Ref Ref Ref Ref
 North East 0.56 (0.44–0.73)*** 0.82 (0.64;1.04) 1.02 (0.75;1.40) 1.79 (1.34;2.40)*** 1.29 (1.04;1.60)* 1.61 (1.32;1.98)***
 North West 1.57 (1.29;1.90)*** 2.22 (1.83;2.70)*** 1.38 (1.11;1.72)** 2.22 (1.74;2.85)*** 1.21 (1.03;1.42)* 1.66 (1.39;1.99)***
 South East 1.30 (1.08;1.58)** 0.90 (0.74;1.08) 1.86 (1.58;2.19)*** 1.61 (1.36;1.90)*** 1.12 (0.96;1.31) 0.92 (0.78;1.07)
 South South 1.12 (0.92;1.36) 0.84 (0.69;1.02) 2.18 (1.82;2.60)*** 1.79 (1.50;2.15)*** 1.32 (1.13;1.55)*** 1.14 (0.97;1.35)
 South West 1.30 (1.07;1.57)** 0.84 (0.70;1.02) 2.32 (1.98;2.73)*** 1.61 (1.34;1.93)*** 1.52 (1.29;1.79)*** 1.07 (0.90;1.27)
HIV Testing
 No Ref Ref Ref Ref Ref Ref
 Yes 1.55 (1.34;1.81)*** 1.27 (1.08;1.49)** 2.10 (1.89;2.32)*** 1.50 (1.36;1.66)*** 2.30 (2.09;2.52)*** 2.16 (1.93;2.41)***
  1. Abbreviations: uOR unadjusted odds ratio, aOR adjusted odds ratio, CI confidence interval, Ref Reference group, HIV human immunodeficiency virus
  2. P-values of the Archer Lemeshow test statistics for design-based regression models for the ‘HIV knowledge’ outcome variable were 0.04 for 2007, 0.02 for 2011 and 0.05 for 2017
  3. *p < 0.05, **p < 0.01, ***p < 0.001