Table 3

Adjusted determinants of modern contraceptive uptake among the women

Variable	Categories	Adjusted determinants of modern contraceptive uptake
		Never married	Ever married	Both
		HR (95% CI)	HR (95% CI)	HR (95% CI)
Marital status	Never married			3.21 (2.82 to 3.64)*
	Ever married			Reference
Age (years)†		0.91 (0.89 to 0.92)*	0.84 (0.83 to 0.85)*	0.84 (0.83 to 0.85)*
Age group	15–19	Reference
	20–24	1.31 (1.05 to 1.63)*	0.75 (0.50 to 1.12)	0.94 (0.78 to 1.14)
	25–29	0.89 (0.70 to 1.14)	0.26 (0.17 to 0.38)*	0.38 (0.31 to 0.46)*
	30–39	0.28 (0.20 to 0.39)*	0.08 (0.05 to 0.12)*	0.11 (0.09 to 0.13)*
	40–49	0.10 (0.05 to 0.20)*	0.02 (0.01 to 0.03)*	0.03 (0.02 to 0.04)*
Region	North Central	Reference
	North East	0.86 (0.56 to 1.31)	0.41 (0.34 to 0.49)*	0.46 (0.39 to 0.54)*
	North West	2.49 (1.67 to 3.71)*	0.4 (0.33 to 0.47)*	0.47 (0.40 to 0.55)*
	South East	1.47 (1.12 to 1.92)*	0.39 (0.34 to 0.46)*	0.55 (0.48 to 0.62)*
	South South	1.58 (1.24 to 2.02)*	0.49 (0.43 to 0.56)*	0.68 (0.61 to 0.75)*
	South West	1.41 (1.08 to 1.83)*	0.94 (0.84 to 1.05)	1.06 (0.95 to 1.17)
Residence	Urban	Reference
	Rural	0.97 (0.83 to 1.14)	0.8 (0.73 to 0.88)*	0.83 (0.76 to 0.90)*
Wealth index	Poorest	Reference
	Middle	1.41 (1.01 to 1.97)*	1.72 (1.47 to 2.02)*	1.71 (1.49 to 1.98)*
	Richest	1.84 (1.33 to 2.54)*	2.32 (1.98 to 2.71)*	2.19 (1.90 to 2.53)*
Highest education	No education	Reference
	Primary	2.88 (1.03 to 8.03)*	3.17 (2.69 to 3.74)*	3.29 (2.80 to 3.87)*
	Secondary	4.47 (1.66 to 12.1)*	4.46 (3.76 to 5.29)*	4.90 (4.16 to 5.78)*
	Higher	5.46 (2.00 to 14.9)*	5.57 (4.59 to 6.76)*	6.18 (5.15 to 7.42)*
Religion	Catholic	Reference
	Other Xtian	0.95 (0.79 to 1.15)	0.93 (0.82 to 1.05)	0.94 (0.85 to 1.05)
	Islam	1.14 (0.83 to 1.56)	0.58 (0.49 to 0.67)*	0.60 (0.52 to 0.69)*
	Traditionalist	0.74 (0.10 to 5.36)	0.67 (0.39 to 1.15)	0.67 (0.40 to 1.12)
Children ever born	No birth	Reference
	1–2 Births	0.78 (0.65 to 0.93)*	3.46 (2.40 to 4.99)*	0.58 (0.52 to 0.65)*
	3–4 Births	0.49 (0.23 to 1.04)	3.58 (2.48 to 5.17)*	0.60 (0.53 to 0.68)*
	>4 Births	0.48 (0.07 to 3.56)	3.40 (2.35 to 4.93)*	0.60 (0.52 to 0.68)*

*Significant at 5% p value; †treated as a continuous variable.
aHR, adjusted HR.